#0B2B49

#0B2B49

Color Values

HEX

#0B2B49

RGB

11, 43, 73

HSL

209.0, 73.8%, 16.5%

HSV

209.0, 84.9%, 28.6%

CMYK

84.9%, 41.1%, 0.0%, 71.4%

OKLCH

0.2833 0.0665 250.3

Properties

Cool Dark Nearest: RAL 5010 Gentian Blue

Color Harmonies

Complementary

#0B2B49

#49290B

Analogous

#0B4948

#0B0C49

#0B2B49

Triadic

#0B2B49

#490B2B

#2B490B

Split Complementary

#0B2B49

#490B0C

#49480B

Tetradic

#0B2B49

#480B49

#49290B

#0C490B

Color Blindness Simulation

Original

#0B2B49

Protanopia

#191942

Deuteranopia

#171540

Tritanopia

#0D3C3B

Achromatopsia

#262626

CSS Usage

background-color: #0B2B49;
color: #0B2B49;
border-color: #0B2B49;
Nearest Tailwind: Sky 950 #082F49

Tailwind Shades

50
#F3F8FC
100
#E2EEF8
200
#C1DCF6
300
#95C3EF
400
#5BA3E6
500
#2183DE
600
#1B69B1
700
#15548E
800
#11416F
900
#103251
950
#0A1F33

Contrast Checker

Text on white

14.42:1

AA Pass AAA Pass

Text on black

1.46:1

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