#283F2D

#283F2D

Color Values

HEX

#283F2D

RGB

40, 63, 45

HSL

133.0, 22.3%, 20.2%

HSV

133.0, 36.5%, 24.7%

CMYK

36.5%, 0.0%, 28.6%, 75.3%

OKLCH

0.3427 0.0427 150.5

Properties

Cool Dark Nearest: RAL 6005 Moss Green

Color Harmonies

Complementary

#283F2D

#3F283A

Analogous

#2F3F28

#283F38

#283F2D

Triadic

#283F2D

#2D283F

#3F2D28

Split Complementary

#283F2D

#38283F

#3F282F

Tetradic

#283F2D

#282F3F

#3F283A

#3F3828

Color Blindness Simulation

Original

#283F2D

Protanopia

#323231

Deuteranopia

#312F32

Tritanopia

#293536

Achromatopsia

#393939

CSS Usage

background-color: #283F2D;
color: #283F2D;
border-color: #283F2D;
Nearest Tailwind: Emerald 950 #022C22

Tailwind Shades

50
#F6F9F7
100
#EAF1EB
200
#D3E3D7
300
#B4CFBA
400
#8CB695
500
#639C6F
600
#4F7D59
700
#3F6447
800
#324E38
900
#273A2B
950
#18251B

Contrast Checker

Text on white

11.42:1

AA Pass AAA Pass

Text on black

1.84:1

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