#21241B

#21241B

Color Values

HEX

#21241B

RGB

33, 36, 27

HSL

80.0, 14.3%, 12.4%

HSV

80.0, 25.0%, 14.1%

CMYK

8.3%, 0.0%, 25.0%, 85.9%

OKLCH

0.2541 0.0169 122.6

Properties

Cool Dark Nearest: RAL 6022 Olive Drab

Color Harmonies

Complementary

#21241B

#1E1B24

Analogous

#24231B

#1D241B

#21241B

Triadic

#21241B

#1B2124

#241B21

Split Complementary

#21241B

#1B1D24

#231B24

Tetradic

#21241B

#1B2423

#1E1B24

#241B1D

Color Blindness Simulation

Original

#21241B

Protanopia

#22221D

Deuteranopia

#22221E

Tritanopia

#211F1F

Achromatopsia

#232323

CSS Usage

background-color: #21241B;
color: #21241B;
border-color: #21241B;
Nearest Tailwind: Neutral 800 #262626

Tailwind Shades

50
#F8F8F6
100
#EEEFEB
200
#DDE0D6
300
#C5CBB9
400
#A5AE93
500
#86926D
600
#6B7557
700
#555D46
800
#434937
900
#33372A
950
#20231B

Contrast Checker

Text on white

15.76:1

AA Pass AAA Pass

Text on black

1.33:1

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