#664F53

#664F53

Color Values

HEX

#664F53

RGB

102, 79, 83

HSL

349.6, 12.7%, 35.5%

HSV

349.6, 22.5%, 40.0%

CMYK

0.0%, 22.5%, 18.6%, 60.0%

OKLCH

0.4528 0.0314 6.7

Properties

Warm Dark Nearest: Eggplant

Color Harmonies

Complementary

#664F53

#4F6662

Analogous

#664F5F

#66574F

#664F53

Triadic

#664F53

#53664F

#4F5366

Split Complementary

#664F53

#4F6657

#4F5F66

Tetradic

#664F53

#5F664F

#4F6662

#574F66

Color Blindness Simulation

Original

#664F53

Protanopia

#5C5C52

Deuteranopia

#5D5F52

Tritanopia

#655151

Achromatopsia

#545454

CSS Usage

background-color: #664F53;
color: #664F53;
border-color: #664F53;
Nearest Tailwind: Stone 600 #57534E

Tailwind Shades

50
#F8F7F7
100
#EFEBEC
200
#E0D7D8
300
#CABABD
400
#AD9599
500
#906F75
600
#73595E
700
#5C474B
800
#48383A
900
#362B2D
950
#221B1C

Contrast Checker

Text on white

7.48:1

AA Pass AAA Pass

Text on black

2.81:1

AA Fail AAA Fail

Related Articles

Brand Stories

Pantone Colors by Decade: The 2000s, 2010s, and 2020s Compared

Feb 01, 2026
Tutorials

Responsive Color: Adapting Colors for Different Screens

Jan 23, 2026
Tutorials

Color for Data Storytelling: Beyond Default Chart Colors

Jan 21, 2026