#153151

#153151

Color Values

HEX

#153151

RGB

21, 49, 81

HSL

212.0, 58.8%, 20.0%

HSV

212.0, 74.1%, 31.8%

CMYK

74.1%, 39.5%, 0.0%, 68.2%

OKLCH

0.3091 0.0672 253.4

Properties

Cool Dark Nearest: RAL 5010 Gentian Blue

Color Harmonies

Complementary

#153151

#513515

Analogous

#154F51

#171551

#153151

Triadic

#153151

#511531

#315115

Split Complementary

#153151

#511715

#4F5115

Tetradic

#153151

#51154F

#513515

#155117

Color Blindness Simulation

Original

#153151

Protanopia

#212149

Deuteranopia

#201D47

Tritanopia

#164342

Achromatopsia

#2D2D2D

CSS Usage

background-color: #153151;
color: #153151;
border-color: #153151;
Nearest Tailwind: Sky 950 #082F49

Tailwind Shades

50
#F4F7FB
100
#E4EDF6
200
#C6DAF0
300
#9EBFE6
400
#699DD8
500
#357BCA
600
#2A62A2
700
#224E82
800
#1A3D65
900
#172F4A
950
#0E1E2F

Contrast Checker

Text on white

13.21:1

AA Pass AAA Pass

Text on black

1.59:1

AA Fail AAA Fail

Related Articles

Brand Stories

Pantone Colors by Decade: The 2000s, 2010s, and 2020s Compared

Feb 01, 2026
Tutorials

Responsive Color: Adapting Colors for Different Screens

Jan 23, 2026
Tutorials

Color for Data Storytelling: Beyond Default Chart Colors

Jan 21, 2026