#283A2E

#283A2E

Color Values

HEX

#283A2E

RGB

40, 58, 46

HSL

140.0, 18.4%, 19.2%

HSV

140.0, 31.0%, 22.7%

CMYK

31.0%, 0.0%, 20.7%, 77.3%

OKLCH

0.3287 0.0315 155.1

Properties

Cool Dark Nearest: RAL 6005 Moss Green

Color Harmonies

Complementary

#283A2E

#3A2834

Analogous

#2B3A28

#283A37

#283A2E

Triadic

#283A2E

#2E283A

#3A2E28

Split Complementary

#283A2E

#37283A

#3A282B

Tetradic

#283A2E

#282B3A

#3A2834

#3A3728

Color Blindness Simulation

Original

#283A2E

Protanopia

#303031

Deuteranopia

#2F2D32

Tritanopia

#293334

Achromatopsia

#353535

CSS Usage

background-color: #283A2E;
color: #283A2E;
border-color: #283A2E;
Nearest Tailwind: Emerald 950 #022C22

Tailwind Shades

50
#F6F9F7
100
#EAF0EC
200
#D5E2D9
300
#B7CDBE
400
#8FB29B
500
#689778
600
#537960
700
#43614D
800
#344B3C
900
#28382E
950
#1A241D

Contrast Checker

Text on white

12.1:1

AA Pass AAA Pass

Text on black

1.73:1

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