#287573

#287573

Color Values

HEX

#287573

RGB

40, 117, 115

HSL

178.4, 49.0%, 30.8%

HSV

178.4, 65.8%, 45.9%

CMYK

65.8%, 0.0%, 1.7%, 54.1%

OKLCH

0.5155 0.0739 192.7

Properties

Cool Dark Nearest: teal

Color Harmonies

Complementary

#287573

#75282A

Analogous

#28754C

#285175

#287573

Triadic

#287573

#732875

#757328

Split Complementary

#287573

#752851

#754C28

Tetradic

#287573

#4C2875

#75282A

#517528

Color Blindness Simulation

Original

#287573

Protanopia

#494A73

Deuteranopia

#453F74

Tritanopia

#2C7474

Achromatopsia

#646464

CSS Usage

background-color: #287573;
color: #287573;
border-color: #287573;
Nearest Tailwind: Teal 700 #0F766E

Tailwind Shades

50
#F4FBFA
100
#E6F5F4
200
#CAEDEC
300
#A4E0DE
400
#72CFCC
500
#41BEBB
600
#349895
700
#2A7A77
800
#215F5D
900
#1B4645
950
#112C2B

Contrast Checker

Text on white

5.41:1

AA Pass AAA Fail

Text on black

3.88:1

AA Fail 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