#2123BD

#2123BD

Color Values

HEX

#2123BD

RGB

33, 35, 189

HSL

239.2, 70.3%, 43.5%

HSV

239.2, 82.5%, 74.1%

CMYK

82.5%, 81.5%, 0.0%, 25.9%

OKLCH

0.396 0.2264 269.3

Properties

Cool Dark Nearest: darkblue

Color Harmonies

Complementary

#2123BD

#BDBB21

Analogous

#2171BD

#6D21BD

#2123BD

Triadic

#2123BD

#BD2123

#23BD21

Split Complementary

#2123BD

#BD6D21

#71BD21

Tetradic

#2123BD

#BD2171

#BDBB21

#21BD6D

Color Blindness Simulation

Original

#2123BD

Protanopia

#222298

Deuteranopia

#22228F

Tritanopia

#217A74

Achromatopsia

#2E2E2E

CSS Usage

background-color: #2123BD;
color: #2123BD;
border-color: #2123BD;
Nearest Tailwind: Indigo 700 #4338CA

Tailwind Shades

50
#F3F3FC
100
#E2E3F8
200
#C2C3F4
300
#9798ED
400
#5E60E3
500
#2628D9
600
#1E20AE
700
#181A8B
800
#13146D
900
#12134F
950
#0B0C32

Contrast Checker

Text on white

10.29:1

AA Pass AAA Pass

Text on black

2.04:1

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