#0B356C

#0B356C

Color Values

HEX

#0B356C

RGB

11, 53, 108

HSL

214.0, 81.5%, 23.3%

HSV

214.0, 89.8%, 42.4%

CMYK

89.8%, 50.9%, 0.0%, 57.6%

OKLCH

0.3359 0.106 257.3

Properties

Cool Dark Nearest: RAL 5017 Traffic Blue

Color Harmonies

Complementary

#0B356C

#6C420B

Analogous

#0B656C

#110B6C

#0B356C

Triadic

#0B356C

#6C0B35

#356C0B

Split Complementary

#0B356C

#6C110B

#656C0B

Tetradic

#0B356C

#6C0B65

#6C420B

#0B6C11

Color Blindness Simulation

Original

#0B356C

Protanopia

#1D1E5F

Deuteranopia

#1B185C

Tritanopia

#0D5452

Achromatopsia

#303030

CSS Usage

background-color: #0B356C;
color: #0B356C;
border-color: #0B356C;
Nearest Tailwind: Blue 950 #172554

Tailwind Shades

50
#F2F7FD
100
#E1ECFA
200
#BED7F8
300
#90BBF4
400
#5496EE
500
#1872E7
600
#135BB9
700
#0F4994
800
#0C3974
900
#0D2C54
950
#081C35

Contrast Checker

Text on white

12.07:1

AA Pass AAA Pass

Text on black

1.74:1

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