#15022B

#15022B

Color Values

HEX

#15022B

RGB

21, 2, 43

HSL

267.8, 91.1%, 8.8%

HSV

267.8, 95.3%, 16.9%

CMYK

51.2%, 95.3%, 0.0%, 83.1%

OKLCH

0.1661 0.0803 300.1

Properties

Cool Dark Nearest: RAL 5002 Ultramarine Blue

Color Harmonies

Complementary

#15022B

#182B02

Analogous

#02032B

#29022B

#15022B

Triadic

#15022B

#2B1502

#022B15

Split Complementary

#15022B

#2B2902

#032B02

Tetradic

#15022B

#2B0203

#182B02

#022B29

Color Blindness Simulation

Original

#15022B

Protanopia

#0D0D21

Deuteranopia

#0E0F1F

Tritanopia

#141918

Achromatopsia

#090909

CSS Usage

background-color: #15022B;
color: #15022B;
border-color: #15022B;
Nearest Tailwind: Indigo 950 #1E1B4B

Tailwind Shades

50
#F7F1FD
100
#ECDFFB
200
#D9BBFC
300
#BE8AFA
400
#9A4BF7
500
#770BF4
600
#5F09C3
700
#4C079C
800
#3B067A
900
#2E0958
950
#1D0638

Contrast Checker

Text on white

19.53:1

AA Pass AAA Pass

Text on black

1.08:1

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