#282571

#282571

Color Values

HEX

#282571

RGB

40, 37, 113

HSL

242.4, 50.7%, 29.4%

HSV

242.4, 67.3%, 44.3%

CMYK

64.6%, 67.3%, 0.0%, 55.7%

OKLCH

0.3205 0.1267 278.2

Properties

Cool Dark Nearest: midnightblue

Color Harmonies

Complementary

#282571

#6E7125

Analogous

#254871

#4E2571

#282571

Triadic

#282571

#712825

#257128

Split Complementary

#282571

#714E25

#487125

Tetradic

#282571

#712548

#6E7125

#25714E

Color Blindness Simulation

Original

#282571

Protanopia

#27275F

Deuteranopia

#27275A

Tritanopia

#28504D

Achromatopsia

#2B2B2B

CSS Usage

background-color: #282571;
color: #282571;
border-color: #282571;
Nearest Tailwind: Indigo 900 #312E81

Tailwind Shades

50
#F4F4FB
100
#E6E5F5
200
#CBC9ED
300
#A5A3E1
400
#7571D0
500
#443FC0
600
#36329A
700
#2C287B
800
#221F60
900
#1C1A47
950
#12112D

Contrast Checker

Text on white

13.18:1

AA Pass AAA Pass

Text on black

1.59:1

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