#3988C6

#3988C6

Color Values

HEX

#3988C6

RGB

57, 136, 198

HSL

206.4, 55.3%, 50.0%

HSV

206.4, 71.2%, 77.6%

CMYK

71.2%, 31.3%, 0.0%, 22.4%

OKLCH

0.6064 0.1218 245.6

Properties

Cool Light Nearest: RAL 5012 Light Blue

Color Harmonies

Complementary

#3988C6

#C67739

Analogous

#39C6BE

#3941C6

#3988C6

Triadic

#3988C6

#C63988

#88C639

Split Complementary

#3988C6

#C63941

#C6BE39

Tetradic

#3988C6

#BE39C6

#C67739

#41C639

Color Blindness Simulation

Original

#3988C6

Protanopia

#5B5CB7

Deuteranopia

#5751B3

Tritanopia

#3DABA9

Achromatopsia

#7C7C7C

CSS Usage

background-color: #3988C6;
color: #3988C6;
border-color: #3988C6;
Nearest Tailwind: Sky 600 #0284C7

Tailwind Shades

50
#F4F8FB
100
#E5EEF6
200
#C8DEEF
300
#A0C6E4
400
#6CA7D5
500
#3988C6
600
#2E6D9E
700
#24577F
800
#1C4463
900
#183349
950
#0F202E

Contrast Checker

Text on white

3.81:1

AA Fail AAA Fail

Text on black

5.51:1

AA Pass AAA Fail

Related Articles

Color Questions

What Is Pantone? The Universal Color Language

Feb 20, 2026
Color Questions

What Is Metamerism? Why Colors Look Different Under Different Lights

Feb 20, 2026
Color Questions

What Is Luminance? Brightness in Color Science

Feb 20, 2026