#312FC8

#312FC8

Color Values

HEX

#312FC8

RGB

49, 47, 200

HSL

240.8, 61.9%, 48.4%

HSV

240.8, 76.5%, 78.4%

CMYK

75.5%, 76.5%, 0.0%, 21.6%

OKLCH

0.4312 0.2251 272.3

Properties

Cool Dark Nearest: purple 3

Color Harmonies

Complementary

#312FC8

#C6C82F

Analogous

#2F79C8

#7D2FC8

#312FC8

Triadic

#312FC8

#C8312F

#2FC831

Split Complementary

#312FC8

#C87D2F

#79C82F

Tetradic

#312FC8

#C82F79

#C6C82F

#2FC87D

Color Blindness Simulation

Original

#312FC8

Protanopia

#3030A3

Deuteranopia

#30309A

Tritanopia

#31867F

Achromatopsia

#3A3A3A

CSS Usage

background-color: #312FC8;
color: #312FC8;
border-color: #312FC8;
Nearest Tailwind: Indigo 700 #4338CA

Tailwind Shades

50
#F3F3FB
100
#E4E4F7
200
#C6C5F1
300
#9D9CE8
400
#6866DB
500
#3331CE
600
#2927A5
700
#201F84
800
#191867
900
#16154B
950
#0E0E30

Contrast Checker

Text on white

8.86:1

AA Pass AAA Pass

Text on black

2.37:1

AA Fail AAA Fail

Related Articles

Tutorials

Building a Color Picker Web Component from Scratch

Feb 20, 2026
Tutorials

Web Color Performance: Gradients, Shadows, and Filters

Feb 19, 2026
Tutorials

Tailwind CSS Colors: Complete Shade System Guide

Feb 19, 2026