#643C21

#643C21

颜色值

HEX

#643C21

RGB

100, 60, 33

HSL

24.2, 50.4%, 26.1%

HSV

24.2, 67.0%, 39.2%

CMYK

0.0%, 40.0%, 67.0%, 60.8%

OKLCH

0.3981 0.0693 53.4

属性

暖色 深色 最接近： RAL 8007 Fawn Brown

色彩心理学

Dark browns like chocolate and espresso project richness, indulgence, and masculine elegance. They carry the warmth of wood-paneled studies and aged leather, evoking comfort and established tradition. These deep tones suggest solidity, dependability, and mature sophistication.

Design Usage

Dark brown excels as a text color alternative to pure black, providing warmth and reducing visual harshness. It suits coffee roasters, chocolate brands, and heritage accessories with a tradition focus. Pair it with cream, gold, or burnt orange for a luxurious, warm-toned design system.

配色方案

互补色

#643C21

#214964

类似色

#642127

#645E21

#643C21

三角配色

#643C21

#21643C

#3C2164

分裂互补色

#643C21

#21645E

#212764

四角配色

#643C21

#276421

#214964

#5E2164

色觉模拟

原始

#643C21

红色盲

#535228

绿色盲

#555829

蓝色盲

#622D2E

全色盲

#434343

CSS 用法

background-color: #643C21;
color: #643C21;
border-color: #643C21;
最接近的 Tailwind： Yellow 900 #713F12

Tailwind 色阶

50
#FBF7F4
100
#F5ECE6
200
#EDD8C9
300
#E1BCA3
400
#D09771
500
#C0733F
600
#995C33
700
#7B4A28
800
#603A20
900
#462C1A
950
#2C1C11

对比度检查器

白底文字

9.5:1

AA Pass AAA Pass

黑底文字

2.21:1

AA Fail AAA Fail

与之比较

#643C21
#214964
#643C21
#FFFFFF
#000000
#643C21

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常见问题

What are the RGB, HSL, and CMYK values of #643C21?

RGB(100, 60, 33) · HSL(24.2, 50.4%, 26.1%) · CMYK(0.0%, 40.0%, 67.0%, 60.8%)

Does #643C21 meet WCAG contrast on white?

9.5:1 — WCAG AA 通过, AAA 通过 for normal text.

What text color is readable on #643C21?

Use FFFFFF text on a #643C21 background; contrast on black is 2.21:1.