#285744

#285744

Color Values

HEX

#285744

RGB

40, 87, 68

HSL

155.7, 37.0%, 24.9%

HSV

155.7, 54.0%, 34.1%

CMYK

54.0%, 0.0%, 21.8%, 65.9%

OKLCH

0.4176 0.0612 165.0

Properties

Cool Dark Nearest: RAL 6028 Pine Green

Color Harmonies

Complementary

#285744

#57283B

Analogous

#28572C

#285357

#285744

Triadic

#285744

#442857

#574428

Split Complementary

#285744

#572853

#572C28

Tetradic

#285744

#2C2857

#57283B

#535728

Color Blindness Simulation

Original

#285744

Protanopia

#3C3D49

Deuteranopia

#3A364A

Tritanopia

#2A4C4D

Achromatopsia

#4C4C4C

CSS Usage

background-color: #285744;
color: #285744;
border-color: #285744;
Nearest Tailwind: Emerald 900 #064E3B

Tailwind Shades

50
#F5FAF8
100
#E8F3EE
200
#CEE9DE
300
#ABD8C6
400
#7EC4A7
500
#50AF88
600
#408C6D
700
#337057
800
#285744
900
#204134
950
#142921

Contrast Checker

Text on white

8.28:1

AA Pass AAA Pass

Text on black

2.54:1

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