#12B312

#12B312

Color Values

HEX

#12B312

RGB

18, 179, 18

HSL

120.0, 81.7%, 38.6%

HSV

120.0, 89.9%, 70.2%

CMYK

89.9%, 0.0%, 89.9%, 29.8%

OKLCH

0.6659 0.2209 142.6

Properties

Cool Light Nearest: RAL 6038 Luminous Green

Color Harmonies

Complementary

#12B312

#B312B3

Analogous

#62B312

#12B362

#12B312

Triadic

#12B312

#1212B3

#B31212

Split Complementary

#12B312

#6212B3

#B31262

Tetradic

#12B312

#1262B3

#B312B3

#B36212

Color Blindness Simulation

Original

#12B312

Protanopia

#585939

Deuteranopia

#4E4242

Tritanopia

#1A585E

Achromatopsia

#858585

CSS Usage

background-color: #12B312;
color: #12B312;
border-color: #12B312;
Nearest Tailwind: Green 500 #22C55E

Tailwind Shades

50
#F2FDF2
100
#E1FAE1
200
#BEF8BE
300
#90F490
400
#54EE54
500
#17E817
600
#13B913
700
#0F940F
800
#0C740C
900
#0D540D
950
#083508

Contrast Checker

Text on white

2.81:1

AA Fail AAA Fail

Text on black

7.48:1

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