#2B5661

#2B5661

Color Values

HEX

#2B5661

RGB

43, 86, 97

HSL

192.2, 38.6%, 27.5%

HSV

192.2, 55.7%, 38.0%

CMYK

55.7%, 11.3%, 0.0%, 62.0%

OKLCH

0.4269 0.051 216.5

Properties

Cool Dark Nearest: RAL 5009 Azure Blue

Color Harmonies

Complementary

#2B5661

#61362B

Analogous

#2B6151

#2B3B61

#2B5661

Triadic

#2B5661

#612B56

#56612B

Split Complementary

#2B5661

#612B3B

#61512B

Tetradic

#2B5661

#512B61

#61362B

#3B612B

Color Blindness Simulation

Original

#2B5661

Protanopia

#3E3E5E

Deuteranopia

#3B385E

Tritanopia

#2D5C5C

Achromatopsia

#4E4E4E

CSS Usage

background-color: #2B5661;
color: #2B5661;
border-color: #2B5661;
Nearest Tailwind: Cyan 900 #164E63

Tailwind Shades

50
#F5F9FA
100
#E7F1F3
200
#CEE3E9
300
#AAD0D9
400
#7CB6C5
500
#4E9DB1
600
#3F7D8D
700
#326471
800
#274E58
900
#203A41
950
#142529

Contrast Checker

Text on white

8.06:1

AA Pass AAA Pass

Text on black

2.61:1

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