#645F01

#645F01

Color Values

HEX

#645F01

RGB

100, 95, 1

HSL

57.0, 98.0%, 19.8%

HSV

57.0, 99.0%, 39.2%

CMYK

0.0%, 5.0%, 99.0%, 60.8%

OKLCH

0.4749 0.1009 106.1

Properties

Warm Dark Nearest: gold 4

Color Harmonies

Complementary

#645F01

#010664

Analogous

#642E01

#376401

#645F01

Triadic

#645F01

#01645F

#5F0164

Split Complementary

#645F01

#013764

#2E0164

Tetradic

#645F01

#01642E

#010664

#640137

Color Blindness Simulation

Original

#645F01

Protanopia

#626218

Deuteranopia

#62621D

Tritanopia

#642A2E

Achromatopsia

#595959

CSS Usage

background-color: #645F01;
color: #645F01;
border-color: #645F01;
Nearest Tailwind: Lime 800 #3F6212

Tailwind Shades

50
#FEFDF1
100
#FCFBDE
200
#FEFBB8
300
#FEF886
400
#FDF444
500
#FCF003
600
#CAC002
700
#A29A02
800
#7E7801
900
#5B5706
950
#3A3704

Contrast Checker

Text on white

6.61:1

AA Pass AAA Fail

Text on black

3.18:1

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