#252871

#252871

Color Values

HEX

#252871

RGB

37, 40, 113

HSL

237.6, 50.7%, 29.4%

HSV

237.6, 67.3%, 44.3%

CMYK

67.3%, 64.6%, 0.0%, 55.7%

OKLCH

0.3239 0.1234 275.3

Properties

Cool Dark Nearest: RAL 5005 Signal Blue

Color Harmonies

Complementary

#252871

#716E25

Analogous

#254E71

#482571

#252871

Triadic

#252871

#712528

#287125

Split Complementary

#252871

#714825

#4E7125

Tetradic

#252871

#71254E

#716E25

#257148

Color Blindness Simulation

Original

#252871

Protanopia

#26265F

Deuteranopia

#26265B

Tritanopia

#25514E

Achromatopsia

#2D2D2D

CSS Usage

background-color: #252871;
color: #252871;
border-color: #252871;
Nearest Tailwind: Indigo 900 #312E81

Tailwind Shades

50
#F4F4FB
100
#E5E6F5
200
#C9CBED
300
#A3A5E1
400
#7175D0
500
#3F44C0
600
#32369A
700
#282C7B
800
#1F2260
900
#1A1C47
950
#11122D

Contrast Checker

Text on white

12.96:1

AA Pass AAA Pass

Text on black

1.62:1

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