#2121C5

#2121C5

Color Values

HEX

#2121C5

RGB

33, 33, 197

HSL

240.0, 71.3%, 45.1%

HSV

240.0, 83.2%, 77.3%

CMYK

83.2%, 83.2%, 0.0%, 22.7%

OKLCH

0.4034 0.2369 269.0

Properties

Cool Dark Nearest: mediumblue

Color Harmonies

Complementary

#2121C5

#C5C521

Analogous

#2173C5

#7321C5

#2121C5

Triadic

#2121C5

#C52121

#21C521

Split Complementary

#2121C5

#C57321

#73C521

Tetradic

#2121C5

#C52173

#C5C521

#21C573

Color Blindness Simulation

Original

#2121C5

Protanopia

#21219D

Deuteranopia

#212194

Tritanopia

#217E77

Achromatopsia

#2D2D2D

CSS Usage

background-color: #2121C5;
color: #2121C5;
border-color: #2121C5;
Nearest Tailwind: Indigo 700 #4338CA

Tailwind Shades

50
#F3F3FC
100
#E2E2F8
200
#C2C2F5
300
#9696ED
400
#5D5DE4
500
#2525DA
600
#1D1DAF
700
#17178C
800
#12126D
900
#111150
950
#0B0B32

Contrast Checker

Text on white

10.06:1

AA Pass AAA Pass

Text on black

2.09:1

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