#0B3558

#0B3558

Color Values

HEX

#0B3558

RGB

11, 53, 88

HSL

207.3, 77.8%, 19.4%

HSV

207.3, 87.5%, 34.5%

CMYK

87.5%, 39.8%, 0.0%, 65.5%

OKLCH

0.3209 0.0768 248.5

Properties

Cool Dark Nearest: RAL 5010 Gentian Blue

Color Harmonies

Complementary

#0B3558

#582E0B

Analogous

#0B5854

#0B0E58

#0B3558

Triadic

#0B3558

#580B35

#35580B

Split Complementary

#0B3558

#580B0E

#58540B

Tetradic

#0B3558

#540B58

#582E0B

#0E580B

Color Blindness Simulation

Original

#0B3558

Protanopia

#1D1E50

Deuteranopia

#1B184E

Tritanopia

#0D4947

Achromatopsia

#2F2F2F

CSS Usage

background-color: #0B3558;
color: #0B3558;
border-color: #0B3558;
Nearest Tailwind: Sky 950 #082F49

Tailwind Shades

50
#F2F8FC
100
#E1EEF9
200
#C0DEF7
300
#92C6F1
400
#57A7EA
500
#1C88E3
600
#176DB5
700
#125791
800
#0E4471
900
#0F3452
950
#092134

Contrast Checker

Text on white

12.62:1

AA Pass AAA Pass

Text on black

1.66:1

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