#312CB2

#312CB2

Color Values

HEX

#312CB2

RGB

49, 44, 178

HSL

242.2, 60.4%, 43.5%

HSV

242.2, 75.3%, 69.8%

CMYK

72.5%, 75.3%, 0.0%, 30.2%

OKLCH

0.4037 0.2017 274.2

Properties

Cool Dark Nearest: darkblue

Color Harmonies

Complementary

#312CB2

#ADB22C

Analogous

#2C6AB2

#742CB2

#312CB2

Triadic

#312CB2

#B2312C

#2CB231

Split Complementary

#312CB2

#B2742C

#6AB22C

Tetradic

#312CB2

#B22C6A

#ADB22C

#2CB274

Color Blindness Simulation

Original

#312CB2

Protanopia

#2F2F92

Deuteranopia

#2F308A

Tritanopia

#317872

Achromatopsia

#373737

CSS Usage

background-color: #312CB2;
color: #312CB2;
border-color: #312CB2;
Nearest Tailwind: Indigo 700 #4338CA

Tailwind Shades

50
#F4F3FB
100
#E5E4F6
200
#C7C6F1
300
#A09DE7
400
#6C68DA
500
#3832CD
600
#2D28A4
700
#242083
800
#1C1966
900
#18164B
950
#0F0E2F

Contrast Checker

Text on white

9.84:1

AA Pass AAA Pass

Text on black

2.13:1

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