#636AB4

#636AB4

Color Values

HEX

#636AB4

RGB

99, 106, 180

HSL

234.8, 35.1%, 54.7%

HSV

234.8, 45.0%, 70.6%

CMYK

45.0%, 41.1%, 0.0%, 29.4%

OKLCH

0.5522 0.1146 277.9

Properties

Cool Dark Nearest: Indigo

Color Harmonies

Complementary

#636AB4

#B4AD63

Analogous

#6393B4

#8463B4

#636AB4

Triadic

#636AB4

#B4636A

#6AB463

Split Complementary

#636AB4

#B48463

#93B463

Tetradic

#636AB4

#B46393

#B4AD63

#63B484

Color Blindness Simulation

Original

#636AB4

Protanopia

#6666A2

Deuteranopia

#66659E

Tritanopia

#639491

Achromatopsia

#6E6E6E

CSS Usage

background-color: #636AB4;
color: #636AB4;
border-color: #636AB4;
Nearest Tailwind: Blue 900 #1E3A8A

Tailwind Shades

50
#F5F5FA
100
#E8E9F2
200
#CFD1E8
300
#ACB0D7
400
#8085C2
500
#535BAC
600
#42488A
700
#353A6E
800
#292D56
900
#212440
950
#151728

Contrast Checker

Text on white

4.94:1

AA Pass AAA Fail

Text on black

4.25:1

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