#231D56

#231D56

Color Values

HEX

#231D56

RGB

35, 29, 86

HSL

246.3, 49.6%, 22.5%

HSV

246.3, 66.3%, 33.7%

CMYK

59.3%, 66.3%, 0.0%, 66.3%

OKLCH

0.2759 0.0992 282.5

Properties

Cool Dark Nearest: RAL 5005 Signal Blue

Color Harmonies

Complementary

#231D56

#50561D

Analogous

#1D3356

#3F1D56

#231D56

Triadic

#231D56

#56231D

#1D5623

Split Complementary

#231D56

#563F1D

#33561D

Tetradic

#231D56

#561D33

#50561D

#1D563F

Color Blindness Simulation

Original

#231D56

Protanopia

#202048

Deuteranopia

#212145

Tritanopia

#233D3B

Achromatopsia

#222222

CSS Usage

background-color: #231D56;
color: #231D56;
border-color: #231D56;
Nearest Tailwind: Indigo 950 #1E1B4B

Tailwind Shades

50
#F5F4FB
100
#E7E6F5
200
#CDCAED
300
#AAA3E0
400
#7C72CF
500
#4E40BF
600
#3E3399
700
#32297A
800
#27205F
900
#1F1B46
950
#14112C

Contrast Checker

Text on white

15.2:1

AA Pass AAA Pass

Text on black

1.38:1

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