#280511

#280511

Color Values

HEX

#280511

RGB

40, 5, 17

HSL

339.4, 77.8%, 8.8%

HSV

339.4, 87.5%, 15.7%

CMYK

0.0%, 87.5%, 57.5%, 84.3%

OKLCH

0.1896 0.0607 3.1

Properties

Warm Dark Nearest: RAL 3007 Black Red

Color Harmonies

Complementary

#280511

#05281C

Analogous

#280522

#280A05

#280511

Triadic

#280511

#112805

#051128

Split Complementary

#280511

#05280A

#052228

Tetradic

#280511

#222805

#05281C

#0A0528

Color Blindness Simulation

Original

#280511

Protanopia

#19190E

Deuteranopia

#1B1E0D

Tritanopia

#260C0B

Achromatopsia

#0D0D0D

CSS Usage

background-color: #280511;
color: #280511;
border-color: #280511;
Nearest Tailwind: Stone 900 #1C1917

Tailwind Shades

50
#FCF2F6
100
#F9E1E9
200
#F7C0D3
300
#F192B3
400
#EA578A
500
#E31C60
600
#B5174D
700
#91123E
800
#710E30
900
#520F26
950
#340918

Contrast Checker

Text on white

18.75:1

AA Pass AAA Pass

Text on black

1.12:1

AA Fail AAA Fail

Related Articles

Brand Stories

Pantone Colors by Decade: The 2000s, 2010s, and 2020s Compared

2月 01, 2026
Tutorials

Responsive Color: Adapting Colors for Different Screens

1月 23, 2026
Tutorials

Color for Data Storytelling: Beyond Default Chart Colors

1月 21, 2026