#12C279

#12C279

Color Values

HEX

#12C279

RGB

18, 194, 121

HSL

155.1, 83.0%, 41.6%

HSV

155.1, 90.7%, 76.1%

CMYK

90.7%, 0.0%, 37.6%, 23.9%

OKLCH

0.7179 0.1669 157.4

Properties

Cool Light Nearest: seagreen 3

Color Harmonies

Complementary

#12C279

#C2125B

Analogous

#12C221

#12B3C2

#12C279

Triadic

#12C279

#7912C2

#C27912

Split Complementary

#12C279

#C212B3

#C22112

Tetradic

#12C279

#2112C2

#C2125B

#B3C212

Color Blindness Simulation

Original

#12C279

Protanopia

#5E608B

Deuteranopia

#54478F

Tritanopia

#1B999C

Achromatopsia

#979797

CSS Usage

background-color: #12C279;
color: #12C279;
border-color: #12C279;
Nearest Tailwind: Emerald 500 #10B981

Tailwind Shades

50
#F2FDF8
100
#E1FAEF
200
#BEF9E0
300
#8FF5CA
400
#52EFAE
500
#16E991
600
#11BB74
700
#0E955D
800
#0B7549
900
#0C5537
950
#083522

Contrast Checker

Text on white

2.33:1

AA Fail AAA Fail

Text on black

9.02:1

AA Pass AAA Pass

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