#2B5B64

#2B5B64

Color Values

HEX

#2B5B64

RGB

43, 91, 100

HSL

189.5, 39.9%, 28.0%

HSV

189.5, 57.0%, 39.2%

CMYK

57.0%, 9.0%, 0.0%, 60.8%

OKLCH

0.4415 0.0539 211.4

Properties

Cool Dark Nearest: RAL 5009 Azure Blue

Color Harmonies

Complementary

#2B5B64

#64342B

Analogous

#2B6450

#2B3E64

#2B5B64

Triadic

#2B5B64

#642B5B

#5B642B

Split Complementary

#2B5B64

#642B3E

#64502B

Tetradic

#2B5B64

#502B64

#64342B

#3E642B

Color Blindness Simulation

Original

#2B5B64

Protanopia

#404062

Deuteranopia

#3D3961

Tritanopia

#2D6060

Achromatopsia

#515151

CSS Usage

background-color: #2B5B64;
color: #2B5B64;
border-color: #2B5B64;
Nearest Tailwind: Cyan 800 #155E75

Tailwind Shades

50
#F5F9FA
100
#E7F1F3
200
#CDE5EA
300
#A9D2DA
400
#7BBAC6
500
#4DA2B2
600
#3D828F
700
#316872
800
#265159
900
#1F3C42
950
#14262A

Contrast Checker

Text on white

7.55:1

AA Pass AAA Pass

Text on black

2.78:1

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