SiteStyleGuide

Unofficial A style guide made by SiteStyleGuide from nicovideo.jp’s public web pages. Not affiliated with or endorsed by ニコニコ. The real site is nicovideo.jp ↗

ニコニコ logo

Unofficial style guide

ニコニコstyle guide

ニコニコ’s website (nicovideo.jp) uses Avenir for its headings and body text. Its palette is led by Deep Dodger Blue (#0080FF), Golden Rod (#DAA400) and Dark Orange (#FF8000), with #252525 text on #FFFFFF. Captured from the live site on 23 October 2026.

Typefaces
Avenir, Microsoft JhengHei, M PLUS Rounded 1c
Palette
4 neutrals, 7 colours, 3 gradients
Captured
23 Oct 2026 · added by @sitestyleguide
https://www.nicovideo.jp/ Screenshot
Screenshot of the nicovideo.jp homepage on a desktop screen
Screenshot of nicovideo.jp 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
ニコニコ
● 4 / 60 characters
Meta description
日本最大級の動画サービス、ニコニコ(niconico)。動画にコメントを付けて楽しむニコニコ動画や、生放送番組にリアルタイムでコメントを付けられるニコニコ生放送のほか、イラスト・マンガ・最新ニュース・ゲームなど、エンターテイメントを全て無料で楽しめる!
● 126 / 160 characters
Site name
ニコニコ
og:title
ニコニコ
og:description
日本最大級の動画サービス、ニコニコ(niconico)。動画にコメントを付けて楽しむニコニコ動画や、生放送番組にリアルタイムでコメントを付けられるニコニコ生放送のほか、イラスト・マンガ・最新ニュース・ゲームなど、エンターテイメントを全て無料で楽しめる!
Language
en-us

In search results

ニコニコhttps://www.nicovideo.jp/

ニコニコ

日本最大級の動画サービス、ニコニコ(niconico)。動画にコメントを付けて楽しむニコニコ動画や、生放送番組にリアルタイムでコメントを付けられるニコニコ生放送のほか、…

When shared

The image ニコニコ shares with links

nicovideo.jp

ニコニコ

日本最大級の動画サービス、ニコニコ(niconico)。動画にコメントを付けて楽しむニコニコ動画や、生放送番組にリア…

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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 (#252525) and white, using WCAG 2 ratios: 4.5 for body text, 3 for large text.

Colour

Balance

How much each colour is used
  • White 45.1%
  • Near Black 21.8%
  • Off White 10%
  • Grey 7.7%
  • Deep Dodger Blue 6.3%
  • Golden Rod 2.7%
  • Dark Orange 1.6%
  • Sky Blue 1.4%
  • Peru 1.4%
  • Light Dodger Blue 1%
  • Red 1%

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
  • White

    HEX
    RGB
    HSL
    OKLCH
    CMYK
    0 0 0 0
    On text
    15.33:1 AAA
    On white
    —

    Background, text, border · .SponsorsBoard-titleText, .NicoAdCardSkeleton .NicoAdCardSkeleton-cardMetaTitleLine

  • Near Black

    HEX
    RGB
    HSL
    OKLCH
    CMYK
    0 0 0 85
    On text
    —
    On white
    15.33:1 AAA

    Text, background, border · .NicoAdContainer-cardMetaTitle:before, .AuroraVisionCard-metaContentTitle

  • Off White

    HEX
    RGB
    HSL
    OKLCH
    CMYK
    0 0 0 13
    On text
    11.29:1 AAA
    On white
    1.36:1 Fail

    Border, background · .nicolib-SuggestSearch-item>button:hover, .AudioController-volumeBar

  • Grey

    HEX
    RGB
    HSL
    OKLCH
    CMYK
    0 0 0 40
    On text
    5.38:1 AA
    On white
    2.85:1 Fail

    Background, text, border · .RankingContainer-contentsDigestFrame .ContentsDigestFrame-card[data-rank="4"] ., .RankingContainer-contentsDigestFrame .ContentsDigestFrame-card[data-rank="5"] .

Colours

Brand colours and accents, most used first
  • Deep Dodger Blue

    HEX
    RGB
    HSL
    OKLCH
    CMYK
    100 50 0 0
    On text
    4.04:1 AA large
    On white
    3.80:1 AA large

    Text, background, graphic · .NC-Snackbar-action button, .LiveWindowContainer-metaLink:hover>.LiveWindowContainer-metaTitle

  • Golden Rod

    HEX
    RGB
    HSL
    OKLCH
    CMYK
    0 25 100 15
    On text
    6.78:1 AA
    On white
    2.26:1 Fail

    Background, text · .RankingContainer-contentsDigestFrame .ContentsDigestFrame-card[data-rank="1"] ., .NicoAdContainer-card[data-nicoad-grade=gold]>.NicoAdContainer-cardHeader

  • Dark Orange

    HEX
    RGB
    HSL
    OKLCH
    CMYK
    0 50 100 0
    On text
    6.09:1 AA
    On white
    2.52:1 Fail

    Background, text, border · .NicoNewsContainer .Tabs-tab.is-active, .NicoNewsContainer-commentCount

  • Sky Blue

    HEX
    RGB
    HSL
    OKLCH
    CMYK
    34 12 0 24
    On text
    6.17:1 AA
    On white
    2.49:1 Fail

    Background · .RankingContainer-contentsDigestFrame .ContentsDigestFrame-card[data-rank="2"] .

  • Peru

    HEX
    RGB
    HSL
    OKLCH
    CMYK
    0 31 52 17
    On text
    5.91:1 AA
    On white
    2.59:1 Fail

    Background · .RankingContainer-contentsDigestFrame .ContentsDigestFrame-card[data-rank="3"] .

  • Light Dodger Blue

    HEX
    RGB
    HSL
    OKLCH
    CMYK
    67 36 0 11
    On text
    4.66:1 AA
    On white
    3.29:1 AA large

    Text, graphic, border · .PublishedEventArticlesContainer-seeMore:hover, .SeeMoreLink-text:hover

  • Red

    HEX
    RGB
    HSL
    OKLCH
    CMYK
    0 100 80 0
    On text
    3.87:1 AA large
    On white
    3.96:1 AA large

    Background · .StageRecommendLiveCard-label[data-status=ON_AIR], .ContentThumbnail[data-type=live]>.ContentThumbnail-label

Gradients

  • linear-gradient(#0a0600 50%,transparent 0)

  • linear-gradient(-225deg,#ffc200,#dca000)

  • linear-gradient(-225deg,#b3c0c0,#889c9c)

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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.

Avenir

Aa 400

Avenir

System font, or not loaded on this page · body · shown in a stand-in if you don’t have it

Aa 400

Microsoft JhengHei

System font, or not loaded on this page · shown in a stand-in if you don’t have it

Aa 800

M PLUS Rounded 1c

Google Fonts · weights 800

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

Type scale

From the site’s CSS
Heading 1 2em · 32 px

ニコニコ

Body 13px / 1.6 Avenir

日本最大級の動画サービス、ニコニコ(niconico)。動画にコメントを付けて楽しむニコニコ動画や、生放送番組にリアルタイムでコメントを付けられる…

Small 80%

日本最大級の動画サービス、ニコニコ(niconico)。動画にコメントを付けて楽しむニコニコ動画や、生放送番組にリアルタイムでコメントを付けられる…

Button 100% / 1.15 none

Get started

Link 18px / 1.6

Read more about ニコニコ

Sizes in use

Most common across the site
  • 22pxline 1.4 · 5 rules
  • 18pxline 50px · 3 rules
  • 16pxline 22px · 4 rules
  • 15pxline 15px · 7 rules
  • 14pxline 20px · 20 rules
  • 13pxline 40px · 10 rules
  • 12pxline 16px · 28 rules
  • 10pxline 1.4 · 8 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

Link

Read our latest news today.

a · #3B3B3B

Corner radius

  • 4px · 33×
  • 2px · 10×
  • 4px 0 0 4px · 5×
  • 100px · 4×
  • 0 4px 4px 0 · 3×
  • 9999px · 2×

Shadows

  • 0 0 6px 0 rgba(0,0,0,.2)
  • 0 0 5px 0 rgba(0,0,0,.2)
  • 0 1px 2px rgba(0,0,0,.75)
  • 0 1px 5px 0 rgba(0,0,0,.5)

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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

1113
1217
1218
1259
1260
1345
1399
1400

On a scale of 0 to 1440 px.

Content widths (max-width)

1336 px
1004 px
960 px
500 px
344 px

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Notes

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

Notes

  • ● FineThe title is 4 characters, short enough to show in full in search results.
  • ▲ CheckThe favicon is dark on a see-through background, so it nearly disappears on dark browser tabs.

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Questions

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

Questions

What font does ニコニコ use?
ニコニコ’s website uses two typefaces: Avenir (headings and body text), a system font; M PLUS Rounded 1c, google Fonts.
What are ニコニコ’s brand colours?
The main colours on nicovideo.jp are Deep Dodger Blue (#0080FF), Golden Rod (#DAA400), Dark Orange (#FF8000), Sky Blue (#80AAC2), Peru (#D49266) and Light Dodger Blue (#4A90E2).
What colour is ニコニコ’s text and background?
Body text is #252525 on a #FFFFFF background.
Where is ニコニコ’s logo from?
The logo shown in this guide was found on nicovideo.jp’s homepage. For official logo files and usage rules, check ニコニコ’s own brand or press page.
Is this ニコニコ’s official style guide?
No. SiteStyleGuide made it from nicovideo.jp’s public web pages on 23 October 2026, and isn’t affiliated with ニコニコ. 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

nicovideo-jp-tokens.css

Download

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

/* nicovideo.jp design tokens, from SiteStyleGuide (https://sitestyleguide.com/nicovideo.jp) */
:root {
  /* Colours */
  --text: #252525;
  --background: #FFFFFF;
  --colour-white: #FFFFFF;
  --colour-near-black: #252525;
  --colour-off-white: #DDDDDD;
  --colour-grey: #999999;
  --colour-deep-dodger-blue: #0080FF;
  --colour-golden-rod: #DAA400;
  --colour-dark-orange: #FF8000;
  --colour-sky-blue: #80AAC2;
  --colour-peru: #D49266;
  --colour-light-dodger-blue: #4A90E2;
  --colour-red: #FF0033;
  --gradient-1: linear-gradient(#0a0600 50%,transparent 0);
  --gradient-2: linear-gradient(-225deg,#ffc200,#dca000);
  --gradient-3: linear-gradient(-225deg,#b3c0c0,#889c9c);

  /* Typefaces */
  --font-body: 'Avenir', 'Lato', -apple-system, blinkmacsystemfont, 'Helvetica Neue', 'Hiragino Kaku Gothic ProN';
  --font-other: 'Microsoft JhengHei', 'LiHei Pro', 'Arial', sans-serif;

  /* Type scale */
  --text-h1: 2em;
  --text-body: 13px;
  --leading-body: 1.6;
  --text-small: 80%;
  --text-button: 100%;
  --leading-button: 1.15;
  --text-a: 18px;
  --leading-a: 1.6;

  /* Shape */
  --radius-1: 4px;
  --radius-2: 2px;
  --radius-3: 4px 0 0 4px;
  --radius-4: 100px;
  --radius-5: 0 4px 4px 0;
  --radius-6: 9999px;

  /* Layout (breakpoints can’t be used in media queries as variables; they’re here for reference) */
  --breakpoint-1: 1113px;
  --breakpoint-2: 1217px;
  --breakpoint-3: 1218px;
  --breakpoint-4: 1259px;
  --breakpoint-5: 1260px;
  --breakpoint-6: 1345px;
  --breakpoint-7: 1399px;
  --breakpoint-8: 1400px;
  --max-width-1: 1336px;
  --max-width-2: 1004px;
  --max-width-3: 960px;
  --max-width-4: 500px;
  --max-width-5: 344px;
}

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Other websites using Avenir as their main typeface
Websites whose lead colour is closest to ニコニコ’s

Captured from nicovideo.jp on 23 October 2026. SiteStyleGuide isn’t affiliated with or endorsed by ニコニコ; this guide describes the public website for reference.