#281235

#281235

Color Values

HEX

#281235

RGB

40, 18, 53

HSL

277.7, 49.3%, 13.9%

HSV

277.7, 66.0%, 20.8%

CMYK

24.5%, 66.0%, 0.0%, 79.2%

OKLCH

0.2332 0.0691 311.2

Properties

Cool Dark Nearest: RAL 5002 Ultramarine Blue

Color Harmonies

Complementary

#281235

#1F3512

Analogous

#161235

#351230

#281235

Triadic

#281235

#352812

#123528

Split Complementary

#281235

#303512

#123516

Tetradic

#281235

#351612

#1F3512

#123035

Color Blindness Simulation

Original

#281235

Protanopia

#1E1E2D

Deuteranopia

#20212A

Tritanopia

#272624

Achromatopsia

#191919

CSS Usage

background-color: #281235;
color: #281235;
border-color: #281235;
Nearest Tailwind: Indigo 950 #1E1B4B

Tailwind Shades

50
#F8F4FB
100
#EFE6F5
200
#E0CAED
300
#CAA4E0
400
#AD72CF
500
#9041BE
600
#733498
700
#5C297A
800
#48205F
900
#361B46
950
#22112C

Contrast Checker

Text on white

17.1:1

AA Pass AAA Pass

Text on black

1.23:1

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