#28393C

#28393C

Color Values

HEX

#28393C

RGB

40, 57, 60

HSL

189.0, 20.0%, 19.6%

HSV

189.0, 33.3%, 23.5%

CMYK

33.3%, 5.0%, 0.0%, 76.5%

OKLCH

0.331 0.0227 209.6

Properties

Cool Dark Nearest: RAL 5001 Green Blue

Color Harmonies

Complementary

#28393C

#3C2B28

Analogous

#283C35

#282F3C

#28393C

Triadic

#28393C

#3C2839

#393C28

Split Complementary

#28393C

#3C282F

#3C3528

Tetradic

#28393C

#35283C

#3C2B28

#2F3C28

Color Blindness Simulation

Original

#28393C

Protanopia

#2F303B

Deuteranopia

#2E2D3B

Tritanopia

#293B3B

Achromatopsia

#363636

CSS Usage

background-color: #28393C;
color: #28393C;
border-color: #28393C;
Nearest Tailwind: Neutral 700 #404040

Tailwind Shades

50
#F6F8F9
100
#EAEFF0
200
#D4E0E2
300
#B6CACE
400
#8EAEB4
500
#669199
600
#52747A
700
#415D62
800
#33494D
900
#283739
950
#192224

Contrast Checker

Text on white

12.06:1

AA Pass AAA Pass

Text on black

1.74:1

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