#310437

#310437

Color Values

HEX

#310437

RGB

49, 4, 55

HSL

292.9, 86.4%, 11.6%

HSV

292.9, 92.7%, 21.6%

CMYK

10.9%, 92.7%, 0.0%, 78.4%

OKLCH

0.2298 0.0993 322.7

Properties

Cool Dark Nearest: RAL 5002 Ultramarine Blue

Color Harmonies

Complementary

#310437

#0A3704

Analogous

#180437

#370424

#310437

Triadic

#310437

#373104

#043731

Split Complementary

#310437

#243704

#043718

Tetradic

#310437

#371804

#0A3704

#042437

Color Blindness Simulation

Original

#310437

Protanopia

#1E1D2B

Deuteranopia

#202428

Tritanopia

#2F211F

Achromatopsia

#111111

CSS Usage

background-color: #310437;
color: #310437;
border-color: #310437;
Nearest Tailwind: Fuchsia 950 #4A044E

Tailwind Shades

50
#FCF2FD
100
#F7E0FA
200
#F3BCFA
300
#EA8DF7
400
#DF4FF2
500
#D411EE
600
#A90EBE
700
#870B98
800
#6A0977
900
#4D0B56
950
#310736

Contrast Checker

Text on white

17.45:1

AA Pass AAA Pass

Text on black

1.2:1

AA Fail AAA Fail

Related Articles

Tutorials

Responsive Color: Adapting Colors for Different Screens

Jan 23, 2026
Tutorials

Color for Data Storytelling: Beyond Default Chart Colors

Jan 21, 2026
Tutorials

How to Choose Brand Colors: A Step-by-Step Guide

Jan 18, 2026