#0B5B66

#0B5B66

Color Values

HEX

#0B5B66

RGB

11, 91, 102

HSL

187.3, 80.5%, 22.2%

HSV

187.3, 89.2%, 40.0%

CMYK

89.2%, 10.8%, 0.0%, 60.0%

OKLCH

0.4329 0.0715 209.7

Properties

Cool Dark Nearest: RAL 5009 Azure Blue

Color Harmonies

Complementary

#0B5B66

#66160B

Analogous

#0B6644

#0B2E66

#0B5B66

Triadic

#0B5B66

#660B5B

#5B660B

Split Complementary

#0B5B66

#660B2E

#66440B

Tetradic

#0B5B66

#440B66

#66160B

#2E660B

Color Blindness Simulation

Original

#0B5B66

Protanopia

#2E2E63

Deuteranopia

#292363

Tritanopia

#0F6161

Achromatopsia

#4B4B4B

CSS Usage

background-color: #0B5B66;
color: #0B5B66;
border-color: #0B5B66;
Nearest Tailwind: Cyan 800 #155E75

Tailwind Shades

50
#F2FBFD
100
#E1F6F9
200
#BFF1F8
300
#91E7F3
400
#55DAED
500
#19CDE6
600
#14A4B8
700
#108393
800
#0C6773
900
#0D4B54
950
#082F35

Contrast Checker

Text on white

7.77:1

AA Pass AAA Pass

Text on black

2.7:1

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