SiteStyleGuide

Unofficial A style guide made by SiteStyleGuide from colas.com’s public web pages. Not affiliated with or endorsed by Colas. The real site is colas.com ↗

Colas logo

Unofficial style guide

Colasstyle guide

Colas’s website (colas.com) sets its headings in Montserrat-Bold and its body text in Montserrat-Book. Its palette is led by Yellow (#FFF200), Dark Slate Grey (#0A4866) and Midnight Blue (#002439), with #1D1D1D text on #FFFFFF. Captured from the live site on 23 October 2026.

Website
colas.com
Typefaces
Montserrat-Bold, Montserrat-Medium, Montserrat-Black
Palette
4 neutrals, 12 colours, 3 gradients
Captured
23 Oct 2026 · added by @rayson
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https://www.colas.com/fr Screenshot
Screenshot of the colas.com homepage on a desktop screen
Screenshot of colas.com on a 1440 px desktop screen, 23 Oct 2026.

Identity & metadata

What browsers, search engines and social cards show before anyone reaches the page, from the homepage’s <head>.

Title &
description

Page title
Colas – Leader mondial de la construction et de l’entretien d’infrastructures de transport
▲ 90 / 60 characters
Meta description
Découvrez Colas, acteur international des infrastructures de transport. Conception, construction et maintenance de routes, voies ferrées et réseaux urbains.
● 156 / 160 characters
Site name
Colas
Language
fr

In search results

Colashttps://www.colas.com/fr

Colas – Leader mondial de la construction et de l’entretien d…

Découvrez Colas, acteur international des infrastructures de transport. Conception, construction et maintenance de routes, voies ferrées et réseaux urbains.

When shared

The image Colas shares with links

colas.com

Colas – Leader mondial de la construction et de l’entretien d’infrastructures de transport

Découvrez Colas, acteur international des infrastructures de transport. Conception, construction et maintenan…

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Colour

Read from the site’s stylesheets and weighted by where each colour is used. Names are the nearest standard colour name. Click a swatch to copy its hex code.

Contrast is against the site’s text colour (#1D1D1D) and white, using WCAG 2 ratios: 4.5 for body text, 3 for large text.

Colour

Balance

How much each colour is used
  • Near Black 36.6%
  • White 33.8%
  • Yellow 12.4%
  • Dark Slate Grey 6.2%
  • Black 5.3%
  • Cool Near Black 1.5%
  • Midnight Blue 0.7%
  • Yellow Green 0.6%
  • Royal Blue 0.5%
  • Red 0.4%
  • Chocolate 0.4%
  • Steel Blue 0.3%
  • Rebecca Purple 0.3%
  • Light Sea Green 0.3%
  • Blue 0.2%
  • Indian Red 0.2%

By how often each colour appears in the site’s CSS, weighted by where (body, headings, buttons), not by area on the screen.

Neutrals

Text, backgrounds and structure

  • Near Black

    HEX
    RGB
    HSL
    OKLCH
    CMYK
    0 0 0 89
    On text
    —
    On white
    16.86:1 AAA

    Text, background, border · body, .coh-style-accordion-tabs-solid .coh-accordion-title a

  • White

    HEX
    RGB
    HSL
    OKLCH
    CMYK
    0 0 0 0
    On text
    16.86:1 AAA
    On white
    —

    Text, background, border · .coh-ce-cpt_site_header-370b6795[data-header_black="1"] .utilities-bar-horizonta, .coh-ce-cpt_welcome_to_budi_-65fb1377 .wide-budi-home-search-form h2

  • Black

    HEX
    RGB
    HSL
    OKLCH
    CMYK
    0 0 0 100
    On text
    1.25:1 Fail
    On white
    21.00:1 AAA

    Text, background · .coh-ce-cpt_events_slider-8a32b71.dark-heading, .coh-ce-cpt_drupal_blocks-f4b9eee7.dark-title div > h2

  • Cool Near Black

    HEX
    RGB
    HSL
    OKLCH
    CMYK
    100 38 0 89
    On text
    1.13:1 Fail
    On white
    19.02:1 AAA

    Background, text · .coh-style-accordion-tabs-solid .coh-accordion-title.is-active a, .coh-style-accordion-tabs-solid .coh-accordion-title.is-active a:hover

Colours

Brand colours and accents, most used first

  • Yellow

    HEX
    RGB
    HSL
    OKLCH
    CMYK
    0 5 100 0
    On text
    14.41:1 AAA
    On white
    1.17:1 Fail

    Text, background, border · form.wide-multi-frontend-admin-form .container__form-header .container__steps[da, .coh-ce-cpt_component_list_with_icon_hor-d7f81f90.horizontal-display.black-horiz

  • Dark Slate Grey

    HEX
    RGB
    HSL
    OKLCH
    CMYK
    90 29 0 60
    On text
    1.71:1 Fail
    On white
    9.85:1 AAA

    Background, text, border · .coh-ce-cpt_map_with_filters-2451318d > div:not(.filters-heading .checkbox-wrapp, .coh-style-header-light-theme .main-menu .menu-level-1 > li > a::before

  • Midnight Blue

    HEX
    RGB
    HSL
    OKLCH
    CMYK
    100 37 0 78
    On text
    1.05:1 Fail
    On white
    16.01:1 AAA

    Background, text, border · .ssa-instance-ff3d9f4918e487cc14af8c0fa4f67160.coh-ce-cpt_container-2e00d7b1.ima, .ssa-instance-6c724b3dc940720620396aab6bdc99a5.coh-ce-cpt_container-2e00d7b1.ima

  • Yellow Green

    HEX
    RGB
    HSL
    OKLCH
    CMYK
    7 0 78 19
    On text
    9.72:1 AAA
    On white
    1.73:1 Fail

    Background, text · .coh-ce-cpt_showroom-ded2fea4 #showroom_map .showroom-card .showroom-card_image:, .coh-ce-cpt_corporate_shapes_options-b5b60b19

  • Royal Blue

    HEX
    RGB
    HSL
    OKLCH
    CMYK
    100 37 0 44
    On text
    2.33:1 Fail
    On white
    7.24:1 AAA

    Text, background, border · .coh-ce-cpt_showroom-ded2fea4 #showroom_map .showroom-card .showroom-card_conten, .coh-ce-cpt_utilities_bar_horizontal-69b825a0

  • Red

    HEX
    RGB
    HSL
    OKLCH
    CMYK
    0 100 100 0
    On text
    4.22:1 AA large
    On white
    4.00:1 AA large

    Text · form.wide-multi-frontend-admin-form .container__form label.form-required::after, form.wide-multi-frontend-admin-form .container__form label span.form-required::a

  • Chocolate

    HEX
    RGB
    HSL
    OKLCH
    CMYK
    0 51 99 7
    On text
    5.73:1 AA
    On white
    2.94:1 Fail

    Background, text · body.deluca_site_studio .coh-container.colorful-template, body.deluca_site_studio .coh-container.colorful-template .link-text::after

  • Steel Blue

    HEX
    RGB
    HSL
    OKLCH
    CMYK
    100 39 0 28
    On text
    3.25:1 AA large
    On white
    5.18:1 AA

    Background, text · .collapsiblockTitle button, .node-preview-container .node-preview-backlink

  • Rebecca Purple

    HEX
    RGB
    HSL
    OKLCH
    CMYK
    8 36 0 55
    On text
    2.29:1 Fail
    On white
    7.35:1 AAA

    Text · .coh-ce-cpt_showroom-ded2fea4 #showroom_map .showroom-card .showroom-card_conten, .coh-color-secondaryapple-green

  • Light Sea Green

    HEX
    RGB
    HSL
    OKLCH
    CMYK
    100 3 0 26
    On text
    6.90:1 AA
    On white
    2.44:1 Fail

    Background · body.deluca_site_studio.maintenance-page h1, body.deluca_site_studio.maintenance-page

  • Blue

    HEX
    RGB
    HSL
    OKLCH
    CMYK
    100 70 0 20
    On text
    2.06:1 Fail
    On white
    8.20:1 AAA

    Background · .media-library-widget-modal .button--primary, .media-library-widget-modal .pager__link.is-active

  • Indian Red

    HEX
    RGB
    HSL
    OKLCH
    CMYK
    0 67 67 9
    On text
    4.47:1 AA large
    On white
    3.77:1 AA large

    Text · .coh-ce-cpt_list_location-22d89e09 .social-links li .youtube::before, .coh-ce-cpt_component_list_with_icon_hor-57c12ec9 .social-links li .youtube::bef

Gradients

  • linear-gradient(left , rgba(0, 0, 0, 0.5) 1% , rgba(0, 0, 0, 0.5) 100%)

  • linear-gradient(90deg , rgba(0, 0, 0, 0.5) 1% , rgba(0, 0, 0, 0.5) 100%)

  • linear-gradient(left , rgba(255, 255, 255, 0.294) 1% , rgba(255, 255, 255, 0.3) 100%)

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Typography

Faces from Google Fonts are shown in the real thing. Others are licensed to the site, so they show in your device’s copy if you have one, or a stand-in if not.

Montserrat-Bold

Aa 400 Aa 700

Montserrat-Bold

Self-hosted · weights 400, 700 · headings, buttons · shown in a stand-in if you don’t have it

Aa 400 Aa 500

Montserrat-Medium

Self-hosted · weights 400, 500 · buttons, headings · shown in a stand-in if you don’t have it

Aa 400 Aa 800

Montserrat-Black

Self-hosted · weights 400, 800 · headings · shown in a stand-in if you don’t have it

Aa 400

Montserrat-Book

Self-hosted · weights 400 · headings, body, buttons · shown in a stand-in if you don’t have it

ABCDEFGHIJKLMNOPQRSTUVWXYZ
abcdefghijklmnopqrstuvwxyz
0123456789 ! ? & @ % $ – ’ “ ”

Type scale

From the site’s CSS
Heading 1 3.75rem · 60 px / 4.375rem weight 400 · none · Montserrat-Black

Colas

Heading 2 2.625rem · 42 px / 3.25rem weight 400 · Montserrat-Black

Colas – Leader mondial de la construction et de…

Heading 3 2.375rem · 38 px / 2.875rem weight 400 · Montserrat-Black

Colas – Leader mondial de la construction et de…

Heading 4 1.75rem · 28 px / 2.125rem weight 400 · none · Montserrat-Black

Colas – Leader mondial de la construction et de…

Heading 5 1.125rem · 18 px / 1.625rem weight 400 · Montserrat-Bold

Colas – Leader mondial de la construction et de…

Heading 6 100% weight 400

Colas – Leader mondial de la construction et de…

Body 16px / 1 Montserrat-Book

Découvrez Colas, acteur international des infrastructures de transport. Conception, construction et maintenance de routes, voies ferrées et…

Paragraph 1rem · 16 px / 1.5 weight 400

Découvrez Colas, acteur international des infrastructures de transport. Conception, construction et maintenance de routes, voies ferrées et…

Button 100% / normal none

Get started

Link 0.929em · 15 px / 1rem weight 400 · uppercase · Roboto

Read more about Colas

Sizes in use

Most common across the site
  • 24pxline 1.875rem · 35 rules
  • 20pxline 1.0 · 36 rules
  • 18pxline 1.4375rem · 46 rules
  • 16pxline 1.125rem · 106 rules
  • 14pxline 1rem · 137 rules
  • 12pxline 1rem · 84 rules
  • 11pxline 1.5625rem · 19 rules
  • 10pxline 1.0 · 31 rules

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Elements

The main button and link as the site’s CSS draws them, and the corner radii and shadows it uses most.

Elements

Button

Get started

form.wide-multi-frontend-admin-form .btn__next · #FFF200 · radius 999px

Link

Read our latest news today.

a · #1D1D1D

Corner radius

  • 0.25rem · 36×
  • 3.125rem · 31×
  • 50% · 31×
  • 2px · 16×
  • 999px · 11×
  • 62.4375rem · 11×

Shadows

  • 0rem 0.9375rem 1.5625rem -0.75rem rgba(0, 0, 0, 0.3)
  • 0px 20px 34px -14px rgb(0 0 0 / 45%)
  • 0 2.75rem 2.125rem -1.375rem rgb(0 0 0 / 25%)
  • 0 2px 0.25rem rgb(0,0,0,0.1)

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Layout

Breakpoints from the site’s media queries and the widths its content is held to, with how often each appears.

Grid

Breakpoints

319
564
600
767
1023
1169
1200
1439

On a scale of 0 to 1440 px.

Content widths (max-width)

1200 px
1000 px
900 px
895 px
489 px
400 px

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Notes

Plain checks on what was found. Worth fixing if you look after this site.

Notes

  • ▲ CheckThe title is 90 characters. Google usually cuts titles near 60, so the end may not show in results.

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Questions

Quick answers, from the same capture as the rest of this guide.

Questions

What font does Colas use?
Colas’s website uses four typefaces: Montserrat-Bold (headings), self-hosted; Montserrat-Medium, self-hosted; Montserrat-Black, self-hosted; Montserrat-Book (body text), self-hosted.
What are Colas’s brand colours?
The main colours on colas.com are Yellow (#FFF200), Dark Slate Grey (#0A4866), Midnight Blue (#002439), Yellow Green (#C0CE2E), Royal Blue (#005B90) and Red (#FF0000).
What colour is Colas’s text and background?
Body text is #1D1D1D on a #FFFFFF background.
Where is Colas’s logo from?
The logo shown in this guide was found on colas.com’s homepage. For official logo files and usage rules, check Colas’s own brand or press page.
Is this Colas’s official style guide?
No. SiteStyleGuide made it from colas.com’s public web pages on 23 October 2026, and isn’t affiliated with Colas. Members can refresh a guide after 90 days to pick up changes.

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Design tokens

Everything above as CSS variables, ready to paste into a project. Members can download the tokens as files for Figma (Tokens Studio), Style Dictionary and Tailwind.

Tokens

colas-com-tokens.css

Download

Free with an account: sign up or sign in, and you’ll come straight back here.

/* colas.com design tokens, from SiteStyleGuide (https://sitestyleguide.com/colas.com) */
:root {
  /* Colours */
  --text: #1D1D1D;
  --background: #FFFFFF;
  --colour-near-black: #1D1D1D;
  --colour-white: #FFFFFF;
  --colour-black: #000000;
  --colour-cool-near-black: #00121D;
  --colour-yellow: #FFF200;
  --colour-dark-slate-grey: #0A4866;
  --colour-midnight-blue: #002439;
  --colour-yellow-green: #C0CE2E;
  --colour-royal-blue: #005B90;
  --colour-red: #FF0000;
  --colour-chocolate: #EE7402;
  --colour-steel-blue: #0071B8;
  --colour-rebecca-purple: #6B4A74;
  --colour-light-sea-green: #00B8BD;
  --colour-blue: #003ECC;
  --colour-indian-red: #E74D4D;
  --gradient-1: linear-gradient(left , rgba(0, 0, 0, 0.5) 1% , rgba(0, 0, 0, 0.5) 100%);
  --gradient-2: linear-gradient(90deg , rgba(0, 0, 0, 0.5) 1% , rgba(0, 0, 0, 0.5) 100%);
  --gradient-3: linear-gradient(left , rgba(255, 255, 255, 0.294) 1% , rgba(255, 255, 255, 0.3) 100%);

  /* Typefaces */
  --font-headings: 'Montserrat-Bold';
  --font-buttons: 'Montserrat-Bold';
  --font-body: 'Montserrat-Book';

  /* Type scale */
  --text-h1: 3.75rem;
  --leading-h1: 4.375rem;
  --text-h2: 2.625rem;
  --leading-h2: 3.25rem;
  --text-h3: 2.375rem;
  --leading-h3: 2.875rem;
  --text-h4: 1.75rem;
  --leading-h4: 2.125rem;
  --text-h5: 1.125rem;
  --leading-h5: 1.625rem;
  --text-h6: 100%;
  --text-body: 16px;
  --leading-body: 1;
  --text-p: 1rem;
  --leading-p: 1.5;
  --text-button: 100%;
  --leading-button: normal;
  --text-a: 0.929em;
  --leading-a: 1rem;

  /* Shape */
  --radius-1: 0.25rem;
  --radius-2: 3.125rem;
  --radius-3: 50%;
  --radius-4: 2px;
  --radius-5: 999px;
  --radius-6: 62.4375rem;

  /* Layout (breakpoints can’t be used in media queries as variables; they’re here for reference) */
  --breakpoint-1: 319px;
  --breakpoint-2: 564px;
  --breakpoint-3: 600px;
  --breakpoint-4: 767px;
  --breakpoint-5: 1023px;
  --breakpoint-6: 1169px;
  --breakpoint-7: 1200px;
  --breakpoint-8: 1439px;
  --max-width-1: 1200px;
  --max-width-2: 1000px;
  --max-width-3: 900px;
  --max-width-4: 895px;
  --max-width-5: 489px;
  --max-width-6: 400px;
}

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Similar colours

Websites whose lead colour is closest to Colas’s

Captured from colas.com on 23 October 2026. SiteStyleGuide isn’t affiliated with or endorsed by Colas; this guide describes the public website for reference.