#373CCE

#373CCE

Color Values

HEX

#373CCE

RGB

55, 60, 206

HSL

238.0, 60.6%, 51.2%

HSV

238.0, 73.3%, 80.8%

CMYK

73.3%, 70.9%, 0.0%, 19.2%

OKLCH

0.459 0.2182 272.4

Properties

Cool Dark Nearest: Purple Heart

Color Harmonies

Complementary

#373CCE

#CEC937

Analogous

#3788CE

#7E37CE

#373CCE

Triadic

#373CCE

#CE373C

#3CCE37

Split Complementary

#373CCE

#CE7E37

#88CE37

Tetradic

#373CCE

#CE3788

#CEC937

#37CE7E

Color Blindness Simulation

Original

#373CCE

Protanopia

#3939AB

Deuteranopia

#3938A2

Tritanopia

#378F89

Achromatopsia

#454545

CSS Usage

background-color: #373CCE;
color: #373CCE;
border-color: #373CCE;
Nearest Tailwind: Indigo 700 #4338CA

Tailwind Shades

50
#F3F4FB
100
#E4E5F6
200
#C6C7F1
300
#9D9FE7
400
#676BDA
500
#3237CD
600
#282CA4
700
#202383
800
#191C66
900
#16184B
950
#0E0F2F

Contrast Checker

Text on white

7.78:1

AA Pass AAA Pass

Text on black

2.7:1

AA Fail AAA Fail

Related Articles

Tutorials

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

Jan 26, 2026
Tutorials

Building a Color Picker Web Component from Scratch

Jan 21, 2026
Tutorials

Perceptual Color Spaces: Lab, LCH, Oklab, OKLCH

Jan 15, 2026