#280508#280508

#280508 is a very dark, muted red. Relative luminance 0.006; OKLCH L 18.7% C 0.059 H 19.2°. Best body text is #FFFFFF at 18.83:1 contrast (WCAG AA passes).

Color values

HEX	#280508
RGB	rgb(40, 5, 8)
HSL	hsl(355, 78%, 9%)
HSV	hsv(355, 88%, 16%)
CMYK	cmyk(0%, 87.5%, 80%, 84.3%)
CIE-LAB	lab(5.21, 17.13, 4.84)
CIE-LCH	lch(5.21, 17.81, 15.79°)
OKLab	oklab(18.67% 0.056 0.0196)
OKLCH	oklch(18.67% 0.059 19.2)
XYZ	xyz(0.9733, 0.5773, 0.2899)
Luminance	0.0058 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#280508 #052825

analogous

#28051A #280508 #281405

triadic

#280508 #082805 #050828

tetradic

#280508 #1A2805 #052825 #140528

square

#280508 #1A2805 #052825 #140528

split-complementary

#280508 #052814 #051A28

monochromatic

#1B0305 #1B0305 #280508 #5E0C13 #95131E

Accessibility & contrast

On white

18.83

#280508 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.12

#280508 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #280508

18.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##280508	#FFFFFF	#000000	##FFFFFF
##280508	1.00	18.83	1.12	18.83
#FFFFFF	18.83	1.00	21.00	1.00
#000000	1.12	21.00	1.00	21.00
##FFFFFF	18.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0E0D08

Deuteranopia (green-blind)

#171407

Tritanopia (blue-blind)

#2D0006

Achromatopsia (no color)

#111111

Design tokens & code

CSS

--color: #280508;
/* rgb */ color: rgb(40, 5, 8);
/* oklch */ color: oklch(18.7% 0.059 19.2);

Tailwind

colors: {
  custom: {
    50: '#64484a',
    500: '#280508',
    950: '#000000',
  },
}

SCSS

$custom: #280508;
$custom-light: #64484a;
$custom-dark: #000000;

JSON

{
  "hex": "#280508",
  "rgb": {
    "r": 40,
    "g": 5,
    "b": 8
  },
  "hsl": {
    "h": 354.857,
    "s": 77.778,
    "l": 8.824
  },
  "oklch": {
    "l": 0.18673,
    "c": 0.05935,
    "h": 19.2
  },
  "luminance": 0.00577
}

Semantic roles & 50–950 ramp

primary

#280508

secondary

#1F6A63

accent

#F4E434

background

#F6F4F4

surface

#EBE6E7

border

#C6C2C3

text

#060001

muted

#7A7777

Preview Lab

Preview with #280508

Body copy rendered with the generated semantic roles for this colour.

Preview Lab → · Contrast checker → · Palette generator →