#231DAF

#231DAF

Color Values

HEX

#231DAF

RGB

35, 29, 175

HSL

242.5, 71.6%, 40.0%

HSV

242.5, 83.4%, 68.6%

CMYK

80.0%, 83.4%, 0.0%, 31.4%

OKLCH

0.3737 0.2145 271.0

Properties

Cool Dark Nearest: darkblue

Color Harmonies

Complementary

#231DAF

#A9AF1D

Analogous

#1D60AF

#6C1DAF

#231DAF

Triadic

#231DAF

#AF231D

#1DAF23

Split Complementary

#231DAF

#AF6C1D

#60AF1D

Tetradic

#231DAF

#AF1D60

#A9AF1D

#1DAF6C

Color Blindness Simulation

Original

#231DAF

Protanopia

#20208C

Deuteranopia

#212183

Tritanopia

#23706A

Achromatopsia

#292929

CSS Usage

background-color: #231DAF;
color: #231DAF;
border-color: #231DAF;
Nearest Tailwind: Indigo 700 #4338CA

Tailwind Shades

50
#F3F3FC
100
#E3E2F8
200
#C4C2F5
300
#9A96EE
400
#635DE4
500
#2C24DB
600
#231DAF
700
#1C178C
800
#16126D
900
#141150
950
#0D0B32

Contrast Checker

Text on white

11.25:1

AA Pass AAA Pass

Text on black

1.87:1

AA Fail AAA Fail

Related Articles

Color Questions

What Is Pantone? The Universal Color Language

Feb 20, 2026
Color Questions

What Is Metamerism? Why Colors Look Different Under Different Lights

Feb 20, 2026
Color Questions

What Is Luminance? Brightness in Color Science

Feb 20, 2026