#12232F

#12232F

Color Values

HEX

#12232F

RGB

18, 35, 47

HSL

204.8, 44.6%, 12.7%

HSV

204.8, 61.7%, 18.4%

CMYK

61.7%, 25.5%, 0.0%, 81.6%

OKLCH

0.2473 0.0323 240.6

Properties

Cool Dark Nearest: RAL 5008 Grey Blue

Color Harmonies

Complementary

#12232F

#2F1E12

Analogous

#122F2C

#12142F

#12232F

Triadic

#12232F

#2F1223

#232F12

Split Complementary

#12232F

#2F1214

#2F2C12

Tetradic

#12232F

#2C122F

#2F1E12

#142F12

Color Blindness Simulation

Original

#12232F

Protanopia

#191A2C

Deuteranopia

#18172B

Tritanopia

#132A29

Achromatopsia

#202020

CSS Usage

background-color: #12232F;
color: #12232F;
border-color: #12232F;
Nearest Tailwind: Gray 800 #1F2937

Tailwind Shades

50
#F4F8FA
100
#E6EEF4
200
#CBDEEB
300
#A7C7DD
400
#77A8CB
500
#4789B8
600
#396E93
700
#2D5876
800
#23455C
900
#1D3444
950
#12212B

Contrast Checker

Text on white

16.07:1

AA Pass AAA Pass

Text on black

1.31:1

AA Fail AAA Fail

Related Articles

Tutorials

Responsive Color: Adapting Colors for Different Screens

Jan 23, 2026
Tutorials

Color for Data Storytelling: Beyond Default Chart Colors

Jan 21, 2026
Tutorials

How to Choose Brand Colors: A Step-by-Step Guide

Jan 18, 2026