#4280B3

#4280B3

Color Values

HEX

#4280B3

RGB

66, 128, 179

HSL

207.1, 46.1%, 48.0%

HSV

207.1, 63.1%, 70.2%

CMYK

63.1%, 28.5%, 0.0%, 29.8%

OKLCH

0.5811 0.1017 245.6

Properties

Cool Light Nearest: steelblue

Color Harmonies

Complementary

#4280B3

#B37542

Analogous

#42B3AD

#4247B3

#4280B3

Triadic

#4280B3

#B34280

#80B342

Split Complementary

#4280B3

#B34247

#B3AD42

Tetradic

#4280B3

#AD42B3

#B37542

#47B342

Color Blindness Simulation

Original

#4280B3

Protanopia

#5D5DA7

Deuteranopia

#5955A4

Tritanopia

#459D9B

Achromatopsia

#777777

CSS Usage

background-color: #4280B3;
color: #4280B3;
border-color: #4280B3;
Nearest Tailwind: Sky 600 #0284C7

Tailwind Shades

50
#F4F8FA
100
#E6EEF4
200
#CBDDEC
300
#A6C5DE
400
#75A5CC
500
#4585BA
600
#376B95
700
#2C5577
800
#22435D
900
#1C3245
950
#12202B

Contrast Checker

Text on white

4.23:1

AA Fail AAA Fail

Text on black

4.97:1

AA Pass AAA Fail

Related Articles

Brand Stories

Pantone Colors by Decade: The 2000s, 2010s, and 2020s Compared

Feb 01, 2026
Tutorials

Responsive Color: Adapting Colors for Different Screens

Jan 23, 2026
Tutorials

Color for Data Storytelling: Beyond Default Chart Colors

Jan 21, 2026