#2173C6

#2173C6

Color Values

HEX

#2173C6

RGB

33, 115, 198

HSL

210.2, 71.4%, 45.3%

HSV

210.2, 83.3%, 77.6%

CMYK

83.3%, 41.9%, 0.0%, 22.4%

OKLCH

0.5514 0.1497 252.8

Properties

Cool Dark Nearest: NCS S 1060-B Bright Blue

Color Harmonies

Complementary

#2173C6

#C67421

Analogous

#21C5C6

#2221C6

#2173C6

Triadic

#2173C6

#C62173

#73C621

Split Complementary

#2173C6

#C62221

#C5C621

Tetradic

#2173C6

#C621C5

#C67421

#21C622

Color Blindness Simulation

Original

#2173C6

Protanopia

#4545B2

Deuteranopia

#403AAD

Tritanopia

#25A29F

Achromatopsia

#686868

CSS Usage

background-color: #2173C6;
color: #2173C6;
border-color: #2173C6;
Nearest Tailwind: Sky 600 #0284C7

Tailwind Shades

50
#F3F7FC
100
#E2EDF8
200
#C2DBF5
300
#96C2ED
400
#5DA0E4
500
#247FDB
600
#1D66AF
700
#17518C
800
#123F6D
900
#113050
950
#0B1E32

Contrast Checker

Text on white

4.85:1

AA Pass AAA Fail

Text on black

4.33:1

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