#378CE2

#378CE2

Color Values

HEX

#378CE2

RGB

55, 140, 226

HSL

210,2, 74,7%, 55,1%

HSV

210,2, 75,7%, 88,6%

CMYK

75,7%, 38,1%, 0,0%, 11,4%

OKLCH

0,6307 0,1529 251,8

Properties

Cool Light Nearest: cornflowerblue

Color Harmonies

Complementary

#378CE2

#E28D37

Analogous

#37E1E2

#3837E2

#378CE2

Triadic

#378CE2

#E2378C

#8CE237

Split Complementary

#378CE2

#E23837

#E1E237

Tetradic

#378CE2

#E237E1

#E28D37

#37E238

Color Blindness Simulation

Original

#378CE2

Protanopia

#5C5DCD

Deuteranopia

#5750C8

Tritanopia

#3BBDB9

Achromatopsia

#808080

CSS Usage

background-color: #378CE2;
color: #378CE2;
border-color: #378CE2;
Nearest Tailwind: Blue 400 #60A5FA

Tailwind Shades

50
#F2F7FC
100
#E2EDF8
200
#C1DBF6
300
#94C1F0
400
#5AA0E7
500
#207FDF
600
#1A65B2
700
#15518F
800
#103F6F
900
#103051
950
#0A1E33

Contrast Checker

Text on white

3,49:1

AA Fail AAA Fail

Text on black

6,01:1

AA Pass AAA Fail

Related Articles

Tutorials

CSS color-mix(): Blend Colors Natively in the Browser

Ene 26, 2026
Tutorials

Building a Color Picker Web Component from Scratch

Ene 21, 2026
Tutorials

Perceptual Color Spaces: Lab, LCH, Oklab, OKLCH

Ene 15, 2026