#281F72

#281F72

Color Values

HEX

#281F72

RGB

40, 31, 114

HSL

246.5, 57.2%, 28.4%

HSV

246.5, 72.8%, 44.7%

CMYK

64.9%, 72.8%, 0.0%, 55.3%

OKLCH

0.3111 0.1357 279.9

Properties

Cool Dark Nearest: midnightblue

Color Harmonies

Complementary

#281F72

#69721F

Analogous

#1F3F72

#511F72

#281F72

Triadic

#281F72

#72281F

#1F7228

Split Complementary

#281F72

#72511F

#3F721F

Tetradic

#281F72

#721F3F

#69721F

#1F7251

Color Blindness Simulation

Original

#281F72

Protanopia

#24245E

Deuteranopia

#252559

Tritanopia

#284E4B

Achromatopsia

#272727

CSS Usage

background-color: #281F72;
color: #281F72;
border-color: #281F72;
Nearest Tailwind: Indigo 900 #312E81

Tailwind Shades

50
#F4F4FB
100
#E6E4F6
200
#CBC7F0
300
#A69FE5
400
#766BD7
500
#4637C8
600
#382CA0
700
#2D2380
800
#231B64
900
#1D1849
950
#120F2E

Contrast Checker

Text on white

13.73:1

AA Pass AAA Pass

Text on black

1.53:1

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