#252D88

#252D88

Color Values

HEX

#252D88

RGB

37, 45, 136

HSL

235.2, 57.2%, 33.9%

HSV

235.2, 72.8%, 53.3%

CMYK

72.8%, 66.9%, 0.0%, 46.7%

OKLCH

0.3551 0.1495 272.2

Properties

Cool Dark Nearest: midnightblue

Color Harmonies

Complementary

#252D88

#888025

Analogous

#255E88

#4F2588

#252D88

Triadic

#252D88

#88252D

#2D8825

Split Complementary

#252D88

#884F25

#5E8825

Tetradic

#252D88

#88255E

#888025

#25884F

Color Blindness Simulation

Original

#252D88

Protanopia

#282972

Deuteranopia

#28276D

Tritanopia

#25615D

Achromatopsia

#323232

CSS Usage

background-color: #252D88;
color: #252D88;
border-color: #252D88;
Nearest Tailwind: Indigo 900 #312E81

Tailwind Shades

50
#F4F4FB
100
#E4E6F6
200
#C7CAF0
300
#9FA4E5
400
#6B73D7
500
#3742C8
600
#2C35A0
700
#232A80
800
#1B2164
900
#181B49
950
#0F112E

Contrast Checker

Text on white

11.61:1

AA Pass AAA Pass

Text on black

1.81:1

AA Fail AAA Fail

Related Articles

Tutorials

CSS color-mix(): Blend Colors Natively in the Browser

Jan 26, 2026
Tutorials

Building a Color Picker Web Component from Scratch

Jan 21, 2026
Tutorials

Perceptual Color Spaces: Lab, LCH, Oklab, OKLCH

Jan 15, 2026