#371C57

#371C57

Color Values

HEX

#371C57

RGB

55, 28, 87

HSL

267.5, 51.3%, 22.5%

HSV

267.5, 67.8%, 34.1%

CMYK

36.8%, 67.8%, 0.0%, 65.9%

OKLCH

0.2972 0.1027 301.5

Properties

Cool Dark Nearest: RAL 5005 Signal Blue

Color Harmonies

Complementary

#371C57

#3C571C

Analogous

#1C1E57

#541C57

#371C57

Triadic

#371C57

#57371C

#1C5737

Split Complementary

#371C57

#57541C

#1E571C

Tetradic

#371C57

#571C1E

#3C571C

#1C5754

Color Blindness Simulation

Original

#371C57

Protanopia

#2B2B49

Deuteranopia

#2D2F45

Tritanopia

#363D3B

Achromatopsia

#262626

CSS Usage

background-color: #371C57;
color: #371C57;
border-color: #371C57;
Nearest Tailwind: Indigo 950 #1E1B4B

Tailwind Shades

50
#F7F4FB
100
#EDE5F5
200
#DAC9EE
300
#BFA2E1
400
#9D70D1
500
#7A3EC1
600
#62329A
700
#4E287B
800
#3D1F60
900
#2F1A47
950
#1D102D

Contrast Checker

Text on white

14.32:1

AA Pass AAA Pass

Text on black

1.47:1

AA Fail AAA Fail

Related Articles

Brand Stories

Pantone Colors by Decade: The 2000s, 2010s, and 2020s Compared

Feb 01, 2026
Tutorials

Responsive Color: Adapting Colors for Different Screens

Jan 23, 2026
Tutorials

Color for Data Storytelling: Beyond Default Chart Colors

Jan 21, 2026