#2564B3

#2564B3

Color Values

HEX

#2564B3

RGB

37, 100, 179

HSL

213.4, 65.7%, 42.4%

HSV

213.4, 79.3%, 70.2%

CMYK

79.3%, 44.1%, 0.0%, 29.8%

OKLCH

0.5058 0.1406 256.0

Properties

Cool Dark Nearest: NCS S 1060-B Bright Blue

Color Harmonies

Complementary

#2564B3

#B37425

Analogous

#25ABB3

#2D25B3

#2564B3

Triadic

#2564B3

#B32564

#64B325

Split Complementary

#2564B3

#B32D25

#ABB325

Tetradic

#2564B3

#B325AB

#B37425

#25B32D

Color Blindness Simulation

Original

#2564B3

Protanopia

#4041A0

Deuteranopia

#3D389B

Tritanopia

#28918D

Achromatopsia

#5C5C5C

CSS Usage

background-color: #2564B3;
color: #2564B3;
border-color: #2564B3;
Nearest Tailwind: Sky 700 #0369A1

Tailwind Shades

50
#F3F7FC
100
#E3ECF7
200
#C4D9F3
300
#9ABDEA
400
#639ADF
500
#2C76D3
600
#235EA9
700
#1C4C87
800
#163B6A
900
#142D4D
950
#0D1D31

Contrast Checker

Text on white

5.91:1

AA Pass AAA Fail

Text on black

3.55:1

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