#428583

#428583

Color Values

HEX

#428583

RGB

66, 133, 131

HSL

178.2, 33.7%, 39.0%

HSV

178.2, 50.4%, 52.2%

CMYK

50.4%, 0.0%, 1.5%, 47.8%

OKLCH

0.5725 0.0683 192.8

Properties

Cool Light Nearest: RAL 6033 Mint Turquoise

Color Harmonies

Complementary

#428583

#854244

Analogous

#428561

#426585

#428583

Triadic

#428583

#834285

#858342

Split Complementary

#428583

#854265

#856142

Tetradic

#428583

#614285

#854244

#658542

Color Blindness Simulation

Original

#428583

Protanopia

#5F6083

Deuteranopia

#5B5684

Tritanopia

#458484

Achromatopsia

#777777

CSS Usage

background-color: #428583;
color: #428583;
border-color: #428583;
Nearest Tailwind: Teal 700 #0F766E

Tailwind Shades

50
#F5FAF9
100
#E8F2F2
200
#CFE7E7
300
#ADD6D5
400
#81C0BF
500
#55AAA8
600
#448886
700
#366D6B
800
#2A5554
900
#223F3E
950
#152827

Contrast Checker

Text on white

4.27:1

AA Fail AAA Fail

Text on black

4.91:1

AA Pass AAA Fail

Related Articles

Tutorials

Building a Color Picker Web Component from Scratch

Feb 20, 2026
Tutorials

Web Color Performance: Gradients, Shadows, and Filters

Feb 19, 2026
Tutorials

Tailwind CSS Colors: Complete Shade System Guide

Feb 19, 2026