#231D86

#231D86

Color Values

HEX

#231D86

RGB

35, 29, 134

HSL

243.4, 64.4%, 32.0%

HSV

243.4, 78.4%, 52.5%

CMYK

73.9%, 78.4%, 0.0%, 47.5%

OKLCH

0.3257 0.1653 274.6

Properties

Cool Dark Nearest: midnightblue

Color Harmonies

Complementary

#231D86

#80861D

Analogous

#1D4C86

#581D86

#231D86

Triadic

#231D86

#86231D

#1D8623

Split Complementary

#231D86

#86581D

#4C861D

Tetradic

#231D86

#861D4C

#80861D

#1D8658

Color Blindness Simulation

Original

#231D86

Protanopia

#20206D

Deuteranopia

#212166

Tritanopia

#235954

Achromatopsia

#262626

CSS Usage

background-color: #231D86;
color: #231D86;
border-color: #231D86;
Nearest Tailwind: Indigo 800 #3730A3

Tailwind Shades

50
#F4F3FC
100
#E4E3F7
200
#C7C4F2
300
#9F9AE9
400
#6B64DD
500
#372DD2
600
#2C24A8
700
#231D86
800
#1B1769
900
#18144D
950
#0F0D30

Contrast Checker

Text on white

13.2:1

AA Pass AAA Pass

Text on black

1.59:1

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