#283F30

#283F30

Color Values

HEX

#283F30

RGB

40, 63, 48

HSL

140.9, 22.3%, 20.2%

HSV

140.9, 36.5%, 24.7%

CMYK

36.5%, 0.0%, 23.8%, 75.3%

OKLCH

0.3435 0.0391 155.2

Properties

Cool Dark Nearest: RAL 6005 Moss Green

Color Harmonies

Complementary

#283F30

#3F2837

Analogous

#2C3F28

#283F3C

#283F30

Triadic

#283F30

#30283F

#3F3028

Split Complementary

#283F30

#3C283F

#3F282C

Tetradic

#283F30

#282C3F

#3F2837

#3F3C28

Color Blindness Simulation

Original

#283F30

Protanopia

#323234

Deuteranopia

#312F34

Tritanopia

#293637

Achromatopsia

#393939

CSS Usage

background-color: #283F30;
color: #283F30;
border-color: #283F30;
Nearest Tailwind: Emerald 950 #022C22

Tailwind Shades

50
#F6F9F7
100
#EAF1EC
200
#D3E3D9
300
#B4CFBE
400
#8CB69A
500
#639C77
600
#4F7D5F
700
#3F644C
800
#324E3B
900
#273A2E
950
#18251D

Contrast Checker

Text on white

11.39:1

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