#00565B

#00565B

Color Values

HEX

#00565B

RGB

0, 86, 91

HSL

183.3, 100.0%, 17.8%

HSV

183.3, 100.0%, 35.7%

CMYK

100.0%, 5.5%, 0.0%, 64.3%

OKLCH

0.4124 0.0701 201.6

Properties

Cool Dark Nearest: RAL 5009 Azure Blue

Color Harmonies

Complementary

#00565B

#5B0500

Analogous

#005B32

#00285B

#00565B

Triadic

#00565B

#5B0056

#565B00

Split Complementary

#00565B

#5B0028

#5B3200

Tetradic

#00565B

#32005B

#5B0500

#285B00

Color Blindness Simulation

Original

#00565B

Protanopia

#25265A

Deuteranopia

#201A5A

Tritanopia

#045959

Achromatopsia

#444444

CSS Usage

background-color: #00565B;
color: #00565B;
border-color: #00565B;
Nearest Tailwind: Teal 900 #134E4A

Tailwind Shades

50
#F1FDFE
100
#DEFBFC
200
#B8FBFF
300
#85F8FF
400
#42F5FF
500
#00F1FF
600
#00C1CC
700
#009AA3
800
#007880
900
#05575C
950
#03373A

Contrast Checker

Text on white

8.46:1

AA Pass AAA Pass

Text on black

2.48:1

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