#312DBC

#312DBC

Color Values

HEX

#312DBC

RGB

49, 45, 188

HSL

241.7, 61.4%, 45.7%

HSV

241.7, 76.1%, 73.7%

CMYK

73.9%, 76.1%, 0.0%, 26.3%

OKLCH

0.4157 0.2127 273.3

Properties

Cool Dark Nearest: darkblue

Color Harmonies

Complementary

#312DBC

#B8BC2D

Analogous

#2D70BC

#792DBC

#312DBC

Triadic

#312DBC

#BC312D

#2DBC31

Split Complementary

#312DBC

#BC792D

#70BC2D

Tetradic

#312DBC

#BC2D70

#B8BC2D

#2DBC79

Color Blindness Simulation

Original

#312DBC

Protanopia

#2F2F99

Deuteranopia

#303091

Tritanopia

#317E78

Achromatopsia

#383838

CSS Usage

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

Tailwind Shades

50
#F4F3FB
100
#E4E4F6
200
#C7C5F1
300
#9E9CE7
400
#6A67DB
500
#3631CE
600
#2B27A5
700
#221F84
800
#1B1967
900
#17164B
950
#0F0E30

Contrast Checker

Text on white

9.41:1

AA Pass AAA Pass

Text on black

2.23:1

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