#642D21

#642D21

颜色值

HEX

#642D21

RGB

100, 45, 33

HSL

10.7, 50.4%, 26.1%

HSV

10.7, 67.0%, 39.2%

CMYK

0.0%, 55.0%, 67.0%, 60.8%

OKLCH

0.3698 0.0827 33.7

属性

暖色 深色 最接近： RAL 8002 Signal 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

#642D21

#215864

类似色

#642137

#644F21

#642D21

三角配色

#642D21

#21642D

#2D2164

分裂互补色

#642D21

#21644F

#213764

四角配色

#642D21

#376421

#215864

#4F2164

色觉模拟

原始

#642D21

红色盲

#4C4C24

绿色盲

#4F5425

蓝色盲

#612627

全色盲

#383838

CSS 用法

background-color: #642D21;
color: #642D21;
border-color: #642D21;
最接近的 Tailwind： Amber 950 #451A03

Tailwind 色阶

50
#FBF5F4
100
#F5E8E6
200
#EDD0C9
300
#E1AEA3
400
#D08271
500
#C0563F
600
#994533
700
#7B3728
800
#602B20
900
#46221A
950
#2C1611

对比度检查器

白底文字

10.83:1

AA Pass AAA Pass

黑底文字

1.94:1

AA Fail AAA Fail

与之比较

#642D21
#215864
#642D21
#FFFFFF
#000000
#642D21

相关文章

教程

CSS color-mix()：在浏览器中原生混合颜色

一月 26, 2026
教程

从零开始构建颜色选择器 Web Component

一月 21, 2026
教程

感知色彩空间：Lab、LCH、Oklab、OKLCH

一月 15, 2026

常见问题

What are the RGB, HSL, and CMYK values of #642D21?

RGB(100, 45, 33) · HSL(10.7, 50.4%, 26.1%) · CMYK(0.0%, 55.0%, 67.0%, 60.8%)

Does #642D21 meet WCAG contrast on white?

10.83:1 — WCAG AA 通过, AAA 通过 for normal text.

What text color is readable on #642D21?

Use FFFFFF text on a #642D21 background; contrast on black is 1.94:1.