#0B2D5F

#0B2D5F

Color Values

HEX

#0B2D5F

RGB

11, 45, 95

HSL

215.7, 79.2%, 20.8%

HSV

215.7, 88.4%, 37.3%

CMYK

88.4%, 52.6%, 0.0%, 62.7%

OKLCH

0.3056 0.0973 258.7

Properties

Cool Dark Nearest: RAL 5017 Traffic Blue

Color Harmonies

Complementary

#0B2D5F

#5F3D0B

Analogous

#0B575F

#130B5F

#0B2D5F

Triadic

#0B2D5F

#5F0B2D

#2D5F0B

Split Complementary

#0B2D5F

#5F130B

#575F0B

Tetradic

#0B2D5F

#5F0B57

#5F3D0B

#0B5F13

Color Blindness Simulation

Original

#0B2D5F

Protanopia

#1A1A53

Deuteranopia

#181550

Tritanopia

#0D4947

Achromatopsia

#292929

CSS Usage

background-color: #0B2D5F;
color: #0B2D5F;
border-color: #0B2D5F;
Nearest Tailwind: Blue 950 #172554

Tailwind Shades

50
#F2F6FC
100
#E1EBF9
200
#BFD6F8
300
#91B9F2
400
#5692EB
500
#1B6CE4
600
#1557B7
700
#114592
800
#0D3672
900
#0E2A53
950
#091A34

Contrast Checker

Text on white

13.51:1

AA Pass AAA Pass

Text on black

1.55:1

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