#387CB5

#387CB5

Color Values

HEX

#387CB5

RGB

56, 124, 181

HSL

207,4, 52,7%, 46,5%

HSV

207,4, 69,1%, 71,0%

CMYK

69,1%, 31,5%, 0,0%, 29,0%

OKLCH

0,5689 0,1119 246,8

Properties

Cool Light Nearest: RAL 5012 Light Blue

Color Harmonies

Complementary

#387CB5

#B57138

Analogous

#38B5B0

#383EB5

#387CB5

Triadic

#387CB5

#B5387C

#7CB538

Split Complementary

#387CB5

#B5383E

#B5B038

Tetradic

#387CB5

#B038B5

#B57138

#3EB538

Color Blindness Simulation

Original

#387CB5

Protanopia

#5556A7

Deuteranopia

#524CA4

Tritanopia

#3B9C9A

Achromatopsia

#727272

CSS Usage

background-color: #387CB5;
color: #387CB5;
border-color: #387CB5;
Nearest Tailwind: Sky 600 #0284C7

Tailwind Shades

50
#F4F8FB
100
#E5EEF5
200
#C8DDEE
300
#A2C5E2
400
#6FA5D2
500
#3C85C3
600
#306B9C
700
#27557D
800
#1E4361
900
#193247
950
#10202D

Contrast Checker

Text on white

4,45:1

AA Fail AAA Fail

Text on black

4,72:1

AA Pass AAA Fail

Related Articles

Tutorials

CSS color-mix(): Blend Colors Natively in the Browser

Jan 26, 2026
Tutorials

Building a Color Picker Web Component from Scratch

Jan 21, 2026
Tutorials

Perceptual Color Spaces: Lab, LCH, Oklab, OKLCH

Jan 15, 2026