#288BEB

#288BEB

Color Values

HEX

#288BEB

RGB

40, 139, 235

HSL

209.5, 83.0%, 53.9%

HSV

209.5, 83.0%, 92.2%

CMYK

83.0%, 40.9%, 0.0%, 7.8%

OKLCH

0.6301 0.169 252.1

Properties

Cool Light Nearest: dodgerblue 2

Color Harmonies

Complementary

#288BEB

#EB8828

Analogous

#28EBE9

#282AEB

#288BEB

Triadic

#288BEB

#EB288B

#8BEB28

Split Complementary

#288BEB

#EB282A

#EBE928

Tetradic

#288BEB

#E928EB

#EB8828

#2AEB28

Color Blindness Simulation

Original

#288BEB

Protanopia

#5354D4

Deuteranopia

#4D46CE

Tritanopia

#2DC1BD

Achromatopsia

#7D7D7D

CSS Usage

background-color: #288BEB;
color: #288BEB;
border-color: #288BEB;
Nearest Tailwind: Blue 400 #60A5FA

Tailwind Shades

50
#F2F7FD
100
#E1EDFA
200
#BEDCF9
300
#8FC3F5
400
#52A2EF
500
#1681E9
600
#1167BB
700
#0E5395
800
#0B4175
900
#0C3155
950
#081F35

Contrast Checker

Text on white

3.51:1

AA Fail AAA Fail

Text on black

5.98:1

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