#4F81CC

#4F81CC

Color Values

HEX

#4F81CC

RGB

79, 129, 204

HSL

216.0, 55.1%, 55.5%

HSV

216.0, 61.3%, 80.0%

CMYK

61.3%, 36.8%, 0.0%, 20.0%

OKLCH

0.6028 0.1271 258.3

Properties

Cool Light Nearest: NCS S 1060-B Bright Blue

Color Harmonies

Complementary

#4F81CC

#CC9A4F

Analogous

#4FC0CC

#5C4FCC

#4F81CC

Triadic

#4F81CC

#CC4F81

#81CC4F

Split Complementary

#4F81CC

#CC5C4F

#C0CC4F

Tetradic

#4F81CC

#CC4FC0

#CC9A4F

#4FCC5C

Color Blindness Simulation

Original

#4F81CC

Protanopia

#6565BA

Deuteranopia

#625EB5

Tritanopia

#52ACA8

Achromatopsia

#7C7C7C

CSS Usage

background-color: #4F81CC;
color: #4F81CC;
border-color: #4F81CC;
Nearest Tailwind: Sky 600 #0284C7

Tailwind Shades

50
#F4F7FB
100
#E5EBF6
200
#C8D7EF
300
#A0BBE4
400
#6D96D5
500
#3971C6
600
#2E5B9E
700
#25497F
800
#1D3963
900
#182C48
950
#0F1C2E

Contrast Checker

Text on white

3.93:1

AA Fail AAA Fail

Text on black

5.34:1

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