#4288C7

#4288C7

Color Values

HEX

#4288C7

RGB

66, 136, 199

HSL

208.4, 54.3%, 52.0%

HSV

208.4, 66.8%, 78.0%

CMYK

66.8%, 31.7%, 0.0%, 22.0%

OKLCH

0.6101 0.1193 248.2

Properties

Cool Light Nearest: RAL 5012 Light Blue

Color Harmonies

Complementary

#4288C7

#C78142

Analogous

#42C7C4

#4246C7

#4288C7

Triadic

#4288C7

#C74288

#88C742

Split Complementary

#4288C7

#C74246

#C7C442

Tetradic

#4288C7

#C442C7

#C78142

#46C742

Color Blindness Simulation

Original

#4288C7

Protanopia

#6061B8

Deuteranopia

#5C57B4

Tritanopia

#46ACA9

Achromatopsia

#7E7E7E

CSS Usage

background-color: #4288C7;
color: #4288C7;
border-color: #4288C7;
Nearest Tailwind: Sky 600 #0284C7

Tailwind Shades

50
#F4F8FB
100
#E5EEF5
200
#C8DCEF
300
#A1C4E3
400
#6DA3D4
500
#3A83C5
600
#2F699D
700
#25547E
800
#1D4262
900
#193248
950
#101F2E

Contrast Checker

Text on white

3.76:1

AA Fail AAA Fail

Text on black

5.58:1

AA Pass AAA Fail

Related Articles

Tutorials

Responsive Color: Adapting Colors for Different Screens

Jan 23, 2026
Tutorials

Color for Data Storytelling: Beyond Default Chart Colors

Jan 21, 2026
Tutorials

How to Choose Brand Colors: A Step-by-Step Guide

Jan 18, 2026