#152F51

#152F51

Color Values

HEX

#152F51

RGB

21, 47, 81

HSL

214.0, 58.8%, 20.0%

HSV

214.0, 74.1%, 31.8%

CMYK

74.1%, 42.0%, 0.0%, 68.2%

OKLCH

0.3039 0.0696 256.0

Properties

Cool Dark Nearest: RAL 5010 Gentian Blue

Color Harmonies

Complementary

#152F51

#513715

Analogous

#154D51

#191551

#152F51

Triadic

#152F51

#51152F

#2F5115

Split Complementary

#152F51

#511915

#4D5115

Tetradic

#152F51

#51154D

#513715

#155119

Color Blindness Simulation

Original

#152F51

Protanopia

#202049

Deuteranopia

#1F1D47

Tritanopia

#164241

Achromatopsia

#2C2C2C

CSS Usage

background-color: #152F51;
color: #152F51;
border-color: #152F51;
Nearest Tailwind: Sky 950 #082F49

Tailwind Shades

50
#F4F7FB
100
#E4ECF6
200
#C6D9F0
300
#9EBDE6
400
#6999D8
500
#3576CA
600
#2A5EA2
700
#224B82
800
#1A3B65
900
#172D4A
950
#0E1C2F

Contrast Checker

Text on white

13.48:1

AA Pass AAA Pass

Text on black

1.56:1

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