#312758

#312758

Color Values

HEX

#312758

RGB

49, 39, 88

HSL

252.2, 38.6%, 24.9%

HSV

252.2, 55.7%, 34.5%

CMYK

44.3%, 55.7%, 0.0%, 65.5%

OKLCH

0.3114 0.0849 290.0

Properties

Cool Dark Nearest: RAL 5002 Ultramarine Blue

Color Harmonies

Complementary

#312758

#4E5827

Analogous

#273658

#492758

#312758

Triadic

#312758

#583127

#275831

Split Complementary

#312758

#584927

#365827

Tetradic

#312758

#582736

#4E5827

#275849

Color Blindness Simulation

Original

#312758

Protanopia

#2D2D4C

Deuteranopia

#2D2E49

Tritanopia

#304341

Achromatopsia

#2D2D2D

CSS Usage

background-color: #312758;
color: #312758;
border-color: #312758;
Nearest Tailwind: Indigo 950 #1E1B4B

Tailwind Shades

50
#F6F5FA
100
#EAE7F3
200
#D3CEE9
300
#B4AAD9
400
#8B7CC5
500
#624EB1
600
#4F3F8D
700
#3F3271
800
#312758
900
#262041
950
#181429

Contrast Checker

Text on white

13.45:1

AA Pass AAA Pass

Text on black

1.56:1

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