#12198D

#12198D

Color Values

HEX

#12198D

RGB

18, 25, 141

HSL

236.6, 77.4%, 31.2%

HSV

236.6, 87.2%, 55.3%

CMYK

87.2%, 82.3%, 0.0%, 44.7%

OKLCH

0.3194 0.1822 268.0

Properties

Cool Dark Nearest: navy

Color Harmonies

Complementary

#12198D

#8D8612

Analogous

#12578D

#49128D

#12198D

Triadic

#12198D

#8D1219

#198D12

Split Complementary

#12198D

#8D4912

#578D12

Tetradic

#12198D

#8D1257

#8D8612

#128D49

Color Blindness Simulation

Original

#12198D

Protanopia

#151571

Deuteranopia

#15146A

Tritanopia

#125B56

Achromatopsia

#202020

CSS Usage

background-color: #12198D;
color: #12198D;
border-color: #12198D;
Nearest Tailwind: Indigo 800 #3730A3

Tailwind Shades

50
#F2F3FC
100
#E1E3F9
200
#C0C3F7
300
#9298F1
400
#5860EA
500
#1D28E2
600
#1720B5
700
#121A91
800
#0E1471
900
#0F1352
950
#090C34

Contrast Checker

Text on white

13.55:1

AA Pass AAA Pass

Text on black

1.55:1

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