#645C00

#645C00

Color Values

HEX

#645C00

RGB

100, 92, 0

HSL

55.2, 100.0%, 19.6%

HSV

55.2, 100.0%, 39.2%

CMYK

0.0%, 8.0%, 100.0%, 60.8%

OKLCH

0.4676 0.0986 103.7

Properties

Warm Dark Nearest: goldenrod 4

Color Harmonies

Complementary

#645C00

#000864

Analogous

#642A00

#3A6400

#645C00

Triadic

#645C00

#00645C

#5C0064

Split Complementary

#645C00

#003A64

#2A0064

Tetradic

#645C00

#00642A

#000864

#64003A

Color Blindness Simulation

Original

#645C00

Protanopia

#616016

Deuteranopia

#61621C

Tritanopia

#64282C

Achromatopsia

#575757

CSS Usage

background-color: #645C00;
color: #645C00;
border-color: #645C00;
Nearest Tailwind: Lime 800 #3F6212

Tailwind Shades

50
#FEFDF1
100
#FCFADE
200
#FFF9B8
300
#FFF585
400
#FFF042
500
#FFEB00
600
#CCBC00
700
#A39600
800
#807500
900
#5C5505
950
#3A3603

Contrast Checker

Text on white

6.83:1

AA Pass AAA Fail

Text on black

3.07:1

AA Fail AAA Fail

Related Articles

Tutorials

CSS color-mix(): Blend Colors Natively in the Browser

Jan 26, 2026
Tutorials

Building a Color Picker Web Component from Scratch

Jan 21, 2026
Tutorials

Perceptual Color Spaces: Lab, LCH, Oklab, OKLCH

Jan 15, 2026