#1CB21D

#1CB21D

Color Values

HEX

#1CB21D

RGB

28, 178, 29

HSL

120.4, 72.8%, 40.4%

HSV

120.4, 84.3%, 69.8%

CMYK

84.3%, 0.0%, 83.7%, 30.2%

OKLCH

0.6647 0.2149 142.7

Properties

Cool Light Nearest: RAL 6038 Luminous Green

Color Harmonies

Complementary

#1CB21D

#B21CB1

Analogous

#66B21C

#1CB268

#1CB21D

Triadic

#1CB21D

#1D1CB2

#B21D1C

Split Complementary

#1CB21D

#681CB2

#B21C66

Tetradic

#1CB21D

#1C66B2

#B21CB1

#B2681C

Color Blindness Simulation

Original

#1CB21D

Protanopia

#5D5E41

Deuteranopia

#54494A

Tritanopia

#245E64

Achromatopsia

#878787

CSS Usage

background-color: #1CB21D;
color: #1CB21D;
border-color: #1CB21D;
Nearest Tailwind: Green 500 #22C55E

Tailwind Shades

50
#F3FCF3
100
#E2F8E2
200
#C1F5C2
300
#95EE96
400
#5CE55D
500
#23DC24
600
#1CB01D
700
#168D17
800
#116E12
900
#115011
950
#0B330B

Contrast Checker

Text on white

2.82:1

AA Fail AAA Fail

Text on black

7.44:1

AA Pass AAA Pass

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