#3F86CF

#3F86CF

Color Values

HEX

#3F86CF

RGB

63, 134, 207

HSL

210,4, 60,0%, 52,9%

HSV

210,4, 69,6%, 81,2%

CMYK

69,6%, 35,3%, 0,0%, 18,8%

OKLCH

0,6088 0,1323 251,4

Properties

Cool Light Nearest: RAL 5015 Sky Blue

Color Harmonies

Complementary

#3F86CF

#CF883F

Analogous

#3FCECF

#403FCF

#3F86CF

Triadic

#3F86CF

#CF3F86

#86CF3F

Split Complementary

#3F86CF

#CF403F

#CECF3F

Tetradic

#3F86CF

#CF3FCE

#CF883F

#3FCF40

Color Blindness Simulation

Original

#3F86CF

Protanopia

#5E5EBD

Deuteranopia

#5A54B9

Tritanopia

#43AFAC

Achromatopsia

#7C7C7C

CSS Usage

background-color: #3F86CF;
color: #3F86CF;
border-color: #3F86CF;
Nearest Tailwind: Sky 600 #0284C7

Tailwind Shades

50
#F3F7FB
100
#E4EDF6
200
#C6DBF1
300
#9DC1E7
400
#68A0D9
500
#337ECC
600
#2965A3
700
#215183
800
#1A3F66
900
#16304B
950
#0E1E2F

Contrast Checker

Text on white

3,8:1

AA Fail AAA Fail

Text on black

5,52:1

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