#280528

#280528

Color Values

HEX

#280528

RGB

40, 5, 40

HSL

300,0, 77,8%, 8,8%

HSV

300,0, 87,5%, 15,7%

CMYK

0,0%, 87,5%, 0,0%, 84,3%

OKLCH

0,2027 0,078 328,0

Properties

Warm Dark Nearest: RAL 5013 Cobalt Blue

Color Harmonies

Complementary

#280528

#052805

Analogous

#160528

#280516

#280528

Triadic

#280528

#282805

#052828

Split Complementary

#280528

#162805

#052816

Tetradic

#280528

#281605

#052805

#051628

Color Blindness Simulation

Original

#280528

Protanopia

#191920

Deuteranopia

#1B1E1E

Tritanopia

#261917

Achromatopsia

#0F0F0F

CSS Usage

background-color: #280528;
color: #280528;
border-color: #280528;
Nearest Tailwind: Indigo 950 #1E1B4B

Tailwind Shades

50
#FCF2FC
100
#F9E1F9
200
#F7C0F7
300
#F192F1
400
#EA57EA
500
#E31CE3
600
#B517B5
700
#911291
800
#710E71
900
#520F52
950
#340934

Contrast Checker

Text on white

18,38:1

AA Pass AAA Pass

Text on black

1,14:1

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