#04210B

#04210B

Color Values

HEX

#04210B

RGB

4, 33, 11

HSL

134.5, 78.4%, 7.3%

HSV

134.5, 87.9%, 12.9%

CMYK

87.9%, 0.0%, 66.7%, 87.1%

OKLCH

0.2191 0.0546 148.7

Properties

Cool Dark Nearest: RAL 6020 Chrome Green

Color Harmonies

Complementary

#04210B

#21041A

Analogous

#0C2104

#04211A

#04210B

Triadic

#04210B

#0B0421

#210B04

Split Complementary

#04210B

#1A0421

#21040C

Tetradic

#04210B

#040C21

#21041A

#211A04

Color Blindness Simulation

Original

#04210B

Protanopia

#111110

Deuteranopia

#0F0D12

Tritanopia

#051515

Achromatopsia

#191919

CSS Usage

background-color: #04210B;
color: #04210B;
border-color: #04210B;
Nearest Tailwind: Green 950 #052E16

Tailwind Shades

50
#F2FCF5
100
#E1F9E7
200
#BFF7CD
300
#92F2A9
400
#57EB7A
500
#1CE34C
600
#16B63D
700
#129231
800
#0E7226
900
#0E531F
950
#093413

Contrast Checker

Text on white

17.11:1

AA Pass AAA Pass

Text on black

1.23:1

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