#231F6A

#231F6A

Color Values

HEX

#231F6A

RGB

35, 31, 106

HSL

243.2, 54.7%, 26.9%

HSV

243.2, 70.8%, 41.6%

CMYK

67.0%, 70.8%, 0.0%, 58.4%

OKLCH

0.2989 0.1257 278.0

Properties

Cool Dark Nearest: midnightblue

Color Harmonies

Complementary

#231F6A

#666A1F

Analogous

#1F416A

#491F6A

#231F6A

Triadic

#231F6A

#6A231F

#1F6A23

Split Complementary

#231F6A

#6A491F

#416A1F

Tetradic

#231F6A

#6A1F41

#666A1F

#1F6A49

Color Blindness Simulation

Original

#231F6A

Protanopia

#212158

Deuteranopia

#222253

Tritanopia

#234A46

Achromatopsia

#252525

CSS Usage

background-color: #231F6A;
color: #231F6A;
border-color: #231F6A;
Nearest Tailwind: Indigo 900 #312E81

Tailwind Shades

50
#F4F4FB
100
#E6E5F5
200
#CAC8EF
300
#A4A0E3
400
#736DD4
500
#413AC5
600
#342E9E
700
#2A257E
800
#211D63
900
#1B1948
950
#11102E

Contrast Checker

Text on white

14.23:1

AA Pass AAA Pass

Text on black

1.48:1

AA Fail AAA Fail

Related Articles

Brand Stories

Pantone Colors by Decade: The 2000s, 2010s, and 2020s Compared

Feb 01, 2026
Tutorials

Responsive Color: Adapting Colors for Different Screens

Jan 23, 2026
Tutorials

Color for Data Storytelling: Beyond Default Chart Colors

Jan 21, 2026