#284031

#284031

Color Values

HEX

#284031

RGB

40, 64, 49

HSL

142.5, 23.1%, 20.4%

HSV

142.5, 37.5%, 25.1%

CMYK

37.5%, 0.0%, 23.4%, 74.9%

OKLCH

0.3467 0.0399 156.2

Properties

Cool Dark Nearest: RAL 6005 Moss Green

Color Harmonies

Complementary

#284031

#402837

Analogous

#2B4028

#28403D

#284031

Triadic

#284031

#312840

#403128

Split Complementary

#284031

#3D2840

#40282B

Tetradic

#284031

#282B40

#402837

#403D28

Color Blindness Simulation

Original

#284031

Protanopia

#323335

Deuteranopia

#312F36

Tritanopia

#293738

Achromatopsia

#3A3A3A

CSS Usage

background-color: #284031;
color: #284031;
border-color: #284031;
Nearest Tailwind: Emerald 950 #022C22

Tailwind Shades

50
#F6F9F7
100
#EAF1EC
200
#D3E4D9
300
#B4D0BE
400
#8BB69B
500
#629D78
600
#4E7E60
700
#3F644D
800
#314E3C
900
#263B2E
950
#18251D

Contrast Checker

Text on white

11.24:1

AA Pass AAA Pass

Text on black

1.87:1

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