#663F2E

#663F2E

Overview

#663F2E is a warm, dark color. In RGB it is 102, 63, 46, in HSL 18.2°, 37.8%, 29.0%, and in CMYK 0.0%, 38.2%, 54.9%, 60.0%. The nearest named color is RAL 8011 Nut Brown.

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Color Values

HEX

#663F2E

RGB

102, 63, 46

HSL

18.2, 37.8%, 29.0%

HSV

18.2, 54.9%, 40.0%

CMYK

0.0%, 38.2%, 54.9%, 60.0%

OKLCH

0.4093 0.0613 44.2

Properties

Color Psychology

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.

Color Harmonies

Color Blindness Simulation

CSS Usage

background-color: #663F2E;
color: #663F2E;
border-color: #663F2E;
Nearest Tailwind: Yellow 950 #422006

Tailwind Shades

Contrast Checker

Text on white

9.07:1

AA Pass AAA Pass

Text on black

2.32:1

AA Fail AAA Fail

Compare With

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Frequently Asked Questions

What are the RGB, HSL, and CMYK values of #663F2E?

RGB(102, 63, 46) · HSL(18.2, 37.8%, 29.0%) · CMYK(0.0%, 38.2%, 54.9%, 60.0%)

Does #663F2E meet WCAG contrast on white?

9.07:1 — WCAG AA Pass, AAA Pass for normal text.

What text color is readable on #663F2E?

Use FFFFFF text on a #663F2E background; contrast on black is 2.32:1.