#210B36

#210B36

Color Values

HEX

#210B36

RGB

33, 11, 54

HSL

270.7, 66.2%, 12.7%

HSV

270.7, 79.6%, 21.2%

CMYK

38.9%, 79.6%, 0.0%, 78.8%

OKLCH

0.2119 0.0805 303.7

Properties

Cool Dark Nearest: RAL 5002 Ultramarine Blue

Color Harmonies

Complementary

#210B36

#20360B

Analogous

#0B0B36

#360B35

#210B36

Triadic

#210B36

#36210B

#0B3621

Split Complementary

#210B36

#35360B

#0B360B

Tetradic

#210B36

#360B0B

#20360B

#0B3536

Color Blindness Simulation

Original

#210B36

Protanopia

#17172C

Deuteranopia

#191A29

Tritanopia

#202322

Achromatopsia

#131313

CSS Usage

background-color: #210B36;
color: #210B36;
border-color: #210B36;
Nearest Tailwind: Indigo 950 #1E1B4B

Tailwind Shades

50
#F7F3FC
100
#EDE3F7
200
#DCC4F3
300
#C399EA
400
#A262DF
500
#812BD4
600
#6822AA
700
#531C88
800
#41166A
900
#31144D
950
#1F0C31

Contrast Checker

Text on white

18.01:1

AA Pass AAA Pass

Text on black

1.17:1

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