#4090DB

#4090DB

Color Values

HEX

#4090DB

RGB

64, 144, 219

HSL

209.0, 68.3%, 55.5%

HSV

209.0, 70.8%, 85.9%

CMYK

70.8%, 34.2%, 0.0%, 14.1%

OKLCH

0.6384 0.1373 249.6

Properties

Cool Light Nearest: steelblue 3

Color Harmonies

Complementary

#4090DB

#DB8B40

Analogous

#40DBD8

#4043DB

#4090DB

Triadic

#4090DB

#DB4090

#90DB40

Split Complementary

#4090DB

#DB4043

#DBD840

Tetradic

#4090DB

#D840DB

#DB8B40

#43DB40

Color Blindness Simulation

Original

#4090DB

Protanopia

#6363C9

Deuteranopia

#5E58C4

Tritanopia

#44BBB7

Achromatopsia

#848484

CSS Usage

background-color: #4090DB;
color: #4090DB;
border-color: #4090DB;
Nearest Tailwind: Sky 600 #0284C7

Tailwind Shades

50
#F3F7FC
100
#E3EDF8
200
#C3DCF4
300
#98C3EC
400
#60A3E1
500
#2882D7
600
#2068AC
700
#1A5389
800
#14416B
900
#13314E
950
#0C1F31

Contrast Checker

Text on white

3.37:1

AA Fail AAA Fail

Text on black

6.23:1

AA Pass 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