#664B3E

#664B3E

Color Values

HEX

#664B3E

RGB

102, 75, 62

HSL

19.5, 24.4%, 32.2%

HSV

19.5, 39.2%, 40.0%

CMYK

0.0%, 26.5%, 39.2%, 60.0%

OKLCH

0.4381 0.0424 46.8

Properties

Warm Dark Nearest: dimgrey

Color Harmonies

Complementary

#664B3E

#3E5966

Analogous

#663E45

#665F3E

#664B3E

Triadic

#664B3E

#3E664B

#4B3E66

Split Complementary

#664B3E

#3E665F

#3E4566

Tetradic

#664B3E

#45663E

#3E5966

#5F3E66

Color Blindness Simulation

Original

#664B3E

Protanopia

#5A5A41

Deuteranopia

#5C5E42

Tritanopia

#654444

Achromatopsia

#505050

CSS Usage

background-color: #664B3E;
color: #664B3E;
border-color: #664B3E;
Nearest Tailwind: Stone 600 #57534E

Tailwind Shades

50
#F9F7F6
100
#F1ECE9
200
#E4D8D3
300
#D1BDB3
400
#B8998A
500
#9F7560
600
#7F5D4D
700
#664B3E
800
#4F3A30
900
#3B2D26
950
#251C18

Contrast Checker

Text on white

7.95:1

AA Pass AAA Pass

Text on black

2.64:1

AA Fail AAA Fail

Related Articles

Color Questions

What Is Pantone? The Universal Color Language

Feb 20, 2026
Color Questions

What Is Metamerism? Why Colors Look Different Under Different Lights

Feb 20, 2026
Color Questions

What Is Luminance? Brightness in Color Science

Feb 20, 2026