#252C66

#252C66

Color Values

HEX

#252C66

RGB

37, 44, 102

HSL

233.5, 46.8%, 27.3%

HSV

233.5, 63.7%, 40.0%

CMYK

63.7%, 56.9%, 0.0%, 60.0%

OKLCH

0.3225 0.1012 274.1

Properties

Cool Dark Nearest: RAL 5005 Signal Blue

Color Harmonies

Complementary

#252C66

#665F25

Analogous

#254D66

#3F2566

#252C66

Triadic

#252C66

#66252C

#2C6625

Split Complementary

#252C66

#663F25

#4D6625

Tetradic

#252C66

#66254D

#665F25

#25663F

Color Blindness Simulation

Original

#252C66

Protanopia

#282858

Deuteranopia

#282755

Tritanopia

#254D4A

Achromatopsia

#2F2F2F

CSS Usage

background-color: #252C66;
color: #252C66;
border-color: #252C66;
Nearest Tailwind: Blue 950 #172554

Tailwind Shades

50
#F4F5FA
100
#E6E8F4
200
#CBCEEC
300
#A5ABDE
400
#747ECD
500
#4451BB
600
#364196
700
#2B3478
800
#22285E
900
#1C2045
950
#12152B

Contrast Checker

Text on white

12.88:1

AA Pass AAA Pass

Text on black

1.63:1

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