#231F84

#231F84

Color Values

HEX

#231F84

RGB

35, 31, 132

HSL

242.4, 62.0%, 32.0%

HSV

242.4, 76.5%, 51.8%

CMYK

73.5%, 76.5%, 0.0%, 48.2%

OKLCH

0.3263 0.1608 274.6

Properties

Cool Dark Nearest: midnightblue

Color Harmonies

Complementary

#231F84

#80841F

Analogous

#1F4E84

#561F84

#231F84

Triadic

#231F84

#84231F

#1F8423

Split Complementary

#231F84

#84561F

#4E841F

Tetradic

#231F84

#841F4E

#80841F

#1F8456

Color Blindness Simulation

Original

#231F84

Protanopia

#21216C

Deuteranopia

#222266

Tritanopia

#235854

Achromatopsia

#272727

CSS Usage

background-color: #231F84;
color: #231F84;
border-color: #231F84;
Nearest Tailwind: Indigo 800 #3730A3

Tailwind Shades

50
#F4F3FB
100
#E4E4F7
200
#C7C5F1
300
#9F9CE8
400
#6B66DB
500
#3730CF
600
#2C27A5
700
#231F84
800
#1B1867
900
#18154B
950
#0F0E30

Contrast Checker

Text on white

13.12:1

AA Pass AAA Pass

Text on black

1.6:1

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