#288EEE

#288EEE

Color Values

HEX

#288EEE

RGB

40, 142, 238

HSL

209.1, 85.3%, 54.5%

HSV

209.1, 83.2%, 93.3%

CMYK

83.2%, 40.3%, 0.0%, 6.7%

OKLCH

0.6386 0.1696 251.6

Properties

Cool Light Nearest: dodgerblue 2

Color Harmonies

Complementary

#288EEE

#EE8828

Analogous

#28EEEB

#282BEE

#288EEE

Triadic

#288EEE

#EE288E

#8EEE28

Split Complementary

#288EEE

#EE282B

#EEEB28

Tetradic

#288EEE

#EB28EE

#EE8828

#2BEE28

Color Blindness Simulation

Original

#288EEE

Protanopia

#5455D7

Deuteranopia

#4E47D1

Tritanopia

#2DC4C0

Achromatopsia

#7F7F7F

CSS Usage

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

Tailwind Shades

50
#F2F8FD
100
#E0EEFA
200
#BDDCFA
300
#8EC3F6
400
#50A3F1
500
#1383EC
600
#0F69BD
700
#0C5497
800
#094176
900
#0B3256
950
#071F36

Contrast Checker

Text on white

3.39:1

AA Fail AAA Fail

Text on black

6.19:1

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