#331F4F

#331F4F

Color Values

HEX

#331F4F

RGB

51, 31, 79

HSL

265.0, 43.6%, 21.6%

HSV

265.0, 60.8%, 31.0%

CMYK

35.4%, 60.8%, 0.0%, 69.0%

OKLCH

0.2912 0.0856 300.4

Properties

Cool Dark Nearest: RAL 5002 Ultramarine Blue

Color Harmonies

Complementary

#331F4F

#3B4F1F

Analogous

#1F234F

#4B1F4F

#331F4F

Triadic

#331F4F

#4F331F

#1F4F33

Split Complementary

#331F4F

#4F4B1F

#234F1F

Tetradic

#331F4F

#4F1F23

#3B4F1F

#1F4F4B

Color Blindness Simulation

Original

#331F4F

Protanopia

#2A2A43

Deuteranopia

#2C2D41

Tritanopia

#323A38

Achromatopsia

#272727

CSS Usage

background-color: #331F4F;
color: #331F4F;
border-color: #331F4F;
Nearest Tailwind: Indigo 950 #1E1B4B

Tailwind Shades

50
#F7F5FA
100
#ECE7F4
200
#D9CCEB
300
#BDA7DC
400
#9A78CA
500
#7648B7
600
#5F3A92
700
#4C2E75
800
#3B245C
900
#2D1D43
950
#1D132B

Contrast Checker

Text on white

14.49:1

AA Pass AAA Pass

Text on black

1.45:1

AA Fail AAA Fail

Related Articles

Tutorials

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

ม.ค. 26, 2026
Tutorials

Building a Color Picker Web Component from Scratch

ม.ค. 21, 2026
Tutorials

Perceptual Color Spaces: Lab, LCH, Oklab, OKLCH

ม.ค. 15, 2026