#253F51

#253F51

Color Values

HEX

#253F51

RGB

37, 63, 81

HSL

204.5, 37.3%, 23.1%

HSV

204.5, 54.3%, 31.8%

CMYK

54.3%, 22.2%, 0.0%, 68.2%

OKLCH

0.355 0.0448 240.0

Properties

Cool Dark Nearest: RAL 5020 Ocean Blue

Color Harmonies

Complementary

#253F51

#513725

Analogous

#25514D

#252951

#253F51

Triadic

#253F51

#51253F

#3F5125

Split Complementary

#253F51

#512529

#514D25

Tetradic

#253F51

#4D2551

#513725

#295125

Color Blindness Simulation

Original

#253F51

Protanopia

#30304D

Deuteranopia

#2F2D4C

Tritanopia

#264948

Achromatopsia

#3B3B3B

CSS Usage

background-color: #253F51;
color: #253F51;
border-color: #253F51;
Nearest Tailwind: Slate 700 #334155

Tailwind Shades

50
#F5F8FA
100
#E7EEF3
200
#CEDEE9
300
#ABC6D9
400
#7DA7C4
500
#5088AF
600
#406D8C
700
#335770
800
#284458
900
#203341
950
#142029

Contrast Checker

Text on white

11.0:1

AA Pass AAA Pass

Text on black

1.91:1

AA Fail AAA Fail

Related Articles

Tutorials

Responsive Color: Adapting Colors for Different Screens

Jan 23, 2026
Tutorials

Color for Data Storytelling: Beyond Default Chart Colors

Jan 21, 2026
Tutorials

How to Choose Brand Colors: A Step-by-Step Guide

Jan 18, 2026