#646C2C

#646C2C

Color Values

HEX

#646C2C

RGB

100, 108, 44

HSL

67.5, 42.1%, 29.8%

HSV

67.5, 59.3%, 42.4%

CMYK

7.4%, 0.0%, 59.3%, 57.6%

OKLCH

0.51 0.0879 115.5

Properties

Cool Dark Nearest: darkolivegreen

Color Harmonies

Complementary

#646C2C

#342C6C

Analogous

#6C542C

#446C2C

#646C2C

Triadic

#646C2C

#2C646C

#6C2C64

Split Complementary

#646C2C

#2C446C

#542C6C

Tetradic

#646C2C

#2C6C54

#342C6C

#6C2C44

Color Blindness Simulation

Original

#646C2C

Protanopia

#67683B

Deuteranopia

#67663F

Tritanopia

#64484A

Achromatopsia

#666666

CSS Usage

background-color: #646C2C;
color: #646C2C;
border-color: #646C2C;
Nearest Tailwind: Lime 800 #3F6212

Tailwind Shades

50
#F9FAF5
100
#F2F4E7
200
#E7EACC
300
#D5DCA8
400
#BEC879
500
#A8B54A
600
#86913B
700
#6B742F
800
#545B25
900
#3E431E
950
#272A13

Contrast Checker

Text on white

5.64:1

AA Pass AAA Fail

Text on black

3.72:1

AA Fail AAA Fail

Related Articles

Tutorials

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

1월 26, 2026
Tutorials

Building a Color Picker Web Component from Scratch

1월 21, 2026
Tutorials

Perceptual Color Spaces: Lab, LCH, Oklab, OKLCH

1월 15, 2026