#373AAA

#373AAA

Color Values

HEX

#373AAA

RGB

55, 58, 170

HSL

238.4, 51.1%, 44.1%

HSV

238.4, 67.6%, 66.7%

CMYK

67.6%, 65.9%, 0.0%, 33.3%

OKLCH

0.4214 0.1749 274.8

Properties

Cool Dark Nearest: NCS S 2050-R70B Violet

Color Harmonies

Complementary

#373AAA

#AAA737

Analogous

#3774AA

#6D37AA

#373AAA

Triadic

#373AAA

#AA373A

#3AAA37

Split Complementary

#373AAA

#AA6D37

#74AA37

Tetradic

#373AAA

#AA3774

#AAA737

#37AA6D

Color Blindness Simulation

Original

#373AAA

Protanopia

#38388F

Deuteranopia

#383888

Tritanopia

#377975

Achromatopsia

#414141

CSS Usage

background-color: #373AAA;
color: #373AAA;
border-color: #373AAA;
Nearest Tailwind: Indigo 800 #3730A3

Tailwind Shades

50
#F4F4FB
100
#E5E6F5
200
#C9CAEE
300
#A3A4E1
400
#7073D1
500
#3E42C1
600
#32359A
700
#282A7B
800
#1F2160
900
#1A1B47
950
#11112D

Contrast Checker

Text on white

8.94:1

AA Pass AAA Pass

Text on black

2.35:1

AA Fail 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