#3F87CE

#3F87CE

Color Values

HEX

#3F87CE

RGB

63, 135, 206

HSL

209.8, 59.3%, 52.7%

HSV

209.8, 69.4%, 80.8%

CMYK

69.4%, 34.5%, 0.0%, 19.2%

OKLCH

0.6105 0.13 250.5

Properties

Cool Light Nearest: RAL 5012 Light Blue

Color Harmonies

Complementary

#3F87CE

#CE863F

Analogous

#3FCECD

#3F3FCE

#3F87CE

Triadic

#3F87CE

#CE3F87

#87CE3F

Split Complementary

#3F87CE

#CE3F3F

#CECD3F

Tetradic

#3F87CE

#CD3FCE

#CE863F

#3FCE3F

Color Blindness Simulation

Original

#3F87CE

Protanopia

#5E5FBD

Deuteranopia

#5A55B9

Tritanopia

#43AFAC

Achromatopsia

#7D7D7D

CSS Usage

background-color: #3F87CE;
color: #3F87CE;
border-color: #3F87CE;
Nearest Tailwind: Sky 600 #0284C7

Tailwind Shades

50
#F3F7FB
100
#E4EDF6
200
#C6DBF0
300
#9EC2E6
400
#69A1D9
500
#3480CB
600
#2A66A2
700
#215282
800
#1A4066
900
#17314A
950
#0E1F2F

Contrast Checker

Text on white

3.77:1

AA Fail AAA Fail

Text on black

5.57:1

AA Pass AAA Fail

Related Articles

Tutorials

Building a Color Picker Web Component from Scratch

Feb 20, 2026
Tutorials

Web Color Performance: Gradients, Shadows, and Filters

Feb 19, 2026
Tutorials

Tailwind CSS Colors: Complete Shade System Guide

Feb 19, 2026