#378FEC

#378FEC

Color Values

HEX

#378FEC

RGB

55, 143, 236

HSL

210.8, 82.6%, 57.1%

HSV

210.8, 76.7%, 92.5%

CMYK

76.7%, 39.4%, 0.0%, 7.5%

OKLCH

0.6432 0.1622 252.8

Properties

Cool Light Nearest: cornflowerblue

Color Harmonies

Complementary

#378FEC

#EC9437

Analogous

#37EAEC

#3A37EC

#378FEC

Triadic

#378FEC

#EC378F

#8FEC37

Split Complementary

#378FEC

#EC3A37

#EAEC37

Tetradic

#378FEC

#EC37EA

#EC9437

#37EC3A

Color Blindness Simulation

Original

#378FEC

Protanopia

#5D5ED6

Deuteranopia

#5851D0

Tritanopia

#3BC4C0

Achromatopsia

#838383

CSS Usage

background-color: #378FEC;
color: #378FEC;
border-color: #378FEC;
Nearest Tailwind: Blue 400 #60A5FA

Tailwind Shades

50
#F2F7FD
100
#E1EDFA
200
#BEDBF9
300
#8FC0F4
400
#539FEF
500
#167DE9
600
#1264BA
700
#0E5095
800
#0B3E74
900
#0C2F54
950
#081E35

Contrast Checker

Text on white

3.33:1

AA Fail AAA Fail

Text on black

6.3:1

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