#285740

#285740

Color Values

HEX

#285740

RGB

40, 87, 64

HSL

150.6, 37.0%, 24.9%

HSV

150.6, 54.0%, 34.1%

CMYK

54.0%, 0.0%, 26.4%, 65.9%

OKLCH

0.4164 0.065 160.4

Properties

Cool Dark Nearest: RAL 6016 Turquoise Green

Color Harmonies

Complementary

#285740

#57283F

Analogous

#285728

#285757

#285740

Triadic

#285740

#402857

#574028

Split Complementary

#285740

#572857

#572828

Tetradic

#285740

#282857

#57283F

#575728

Color Blindness Simulation

Original

#285740

Protanopia

#3C3D46

Deuteranopia

#3A3647

Tritanopia

#2A4A4B

Achromatopsia

#4B4B4B

CSS Usage

background-color: #285740;
color: #285740;
border-color: #285740;
Nearest Tailwind: Emerald 900 #064E3B

Tailwind Shades

50
#F5FAF7
100
#E8F3ED
200
#CEE9DC
300
#ABD8C2
400
#7EC4A1
500
#50AF80
600
#408C67
700
#337052
800
#285740
900
#204131
950
#14291F

Contrast Checker

Text on white

8.31:1

AA Pass AAA Pass

Text on black

2.53:1

AA Fail AAA Fail

Related Articles

Tutorials

Responsive Color: Adapting Colors for Different Screens

Jan 23, 2026
Tutorials

Color for Data Storytelling: Beyond Default Chart Colors

Jan 21, 2026
Tutorials

How to Choose Brand Colors: A Step-by-Step Guide

Jan 18, 2026