#121D2F

#121D2F

Overview

#121D2F is a cool, dark color. In RGB it is 18, 29, 47, in HSL 217.2°, 44.6%, 12.7%, and in CMYK 61.7%, 38.3%, 0.0%, 81.6%. The nearest named color is RAL 5003 Sapphire Blue.

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カラー値

HEX

#121D2F

RGB

18, 29, 47

HSL

217.2, 44.6%, 12.7%

HSV

217.2, 61.7%, 18.4%

CMYK

61.7%, 38.3%, 0.0%, 81.6%

OKLCH

0.2302 0.0386 259.9

プロパティ

色彩心理学

Dark blues like navy and midnight convey authority, intelligence, and unshakeable confidence. They are the color of police uniforms, corporate suits, and official documents worldwide. Navy blue inspires feelings of security and order, anchoring visual hierarchies with gravitas.

Design Usage

Dark blue is the premier choice for header backgrounds, navigation bars, and footer sections in corporate websites. It provides excellent contrast for white text and creates a sense of depth and professionalism. Pair it with bright accent colors like orange or lime for vibrant CTAs that pop against the authoritative background.

カラーハーモニー

色覚異常シミュレーション

CSS使用法

background-color: #121D2F;
color: #121D2F;
border-color: #121D2F;
最も近いTailwind: Slate 900 #0F172A

Tailwindシェード

コントラストチェッカー

白背景のテキスト

16.9:1

AA Pass AAA Pass

黒背景のテキスト

1.24:1

AA Fail AAA Fail

比較する

関連記事

よくある質問

What are the RGB, HSL, and CMYK values of #121D2F?

RGB(18, 29, 47) · HSL(217.2, 44.6%, 12.7%) · CMYK(61.7%, 38.3%, 0.0%, 81.6%)

Does #121D2F meet WCAG contrast on white?

16.9:1 — WCAG AA 合格, AAA 合格 for normal text.

What text color is readable on #121D2F?

Use FFFFFF text on a #121D2F background; contrast on black is 1.24:1.