#351F51

#351F51

Color Values

HEX

#351F51

RGB

53, 31, 81

HSL

266.4, 44.6%, 22.0%

HSV

266.4, 61.7%, 31.8%

CMYK

34.6%, 61.7%, 0.0%, 68.2%

OKLCH

0.2952 0.0889 301.5

Properties

Cool Dark Nearest: RAL 5002 Ultramarine Blue

Color Harmonies

Complementary

#351F51

#3B511F

Analogous

#1F2251

#4E1F51

#351F51

Triadic

#351F51

#51351F

#1F5135

Split Complementary

#351F51

#514E1F

#22511F

Tetradic

#351F51

#511F22

#3B511F

#1F514E

Color Blindness Simulation

Original

#351F51

Protanopia

#2B2B45

Deuteranopia

#2D2E42

Tritanopia

#343B39

Achromatopsia

#272727

CSS Usage

background-color: #351F51;
color: #351F51;
border-color: #351F51;
Nearest Tailwind: Indigo 950 #1E1B4B

Tailwind Shades

50
#F7F4FA
100
#ECE6F4
200
#D9CBEB
300
#BFA7DD
400
#9C77CB
500
#7947B8
600
#613993
700
#4D2D76
800
#3C235C
900
#2E1D44
950
#1D122B

Contrast Checker

Text on white

14.32:1

AA Pass AAA Pass

Text on black

1.47:1

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