#280831#280831

#280831 is a very dark, moderate purple. Relative luminance 0.008; OKLCH L 21.4% C 0.082 H 317.9°. Best body text is #FFFFFF at 17.96:1 contrast (WCAG AA passes).

Color values

HEX	#280831
RGB	rgb(40, 8, 49)
HSL	hsl(287, 72%, 11%)
HSV	hsv(287, 84%, 19%)
CMYK	cmyk(18.4%, 83.7%, 0%, 80.8%)
CIE-LAB	lab(7.65, 23.94, -19.56)
CIE-LCH	lch(7.65, 30.91, 320.75°)
OKLab	oklab(21.43% 0.0608 -0.0549)
OKLCH	oklch(21.43% 0.082 317.9)
XYZ	xyz(1.5162, 0.8466, 2.9887)
Luminance	0.0085 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#280831 #113108

analogous

#130831 #280831 #310825

triadic

#280831 #312808 #083128

tetradic

#280831 #311308 #113108 #082531

square

#280831 #311308 #113108 #082531

split-complementary

#280831 #253108 #083113

monochromatic

#15041A #15041A #280831 #531166 #7E199A

Accessibility & contrast

On white

17.96

#280831 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.17

#280831 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #280831

17.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##280831	#FFFFFF	#000000	##FFFFFF
##280831	1.00	17.96	1.17	17.96
#FFFFFF	17.96	1.00	21.00	1.00
#000000	1.17	21.00	1.00	21.00
##FFFFFF	17.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001532

Deuteranopia (green-blind)

#091830

Tritanopia (blue-blind)

#28101B

Achromatopsia (no color)

#171717

Design tokens & code

CSS

--color: #280831;
/* rgb */ color: rgb(40, 8, 49);
/* oklch */ color: oklch(21.4% 0.082 317.9);

Tailwind

colors: {
  custom: {
    50: '#644a69',
    500: '#280831',
    950: '#000000',
  },
}

SCSS

$custom: #280831;
$custom-light: #644a69;
$custom-dark: #000000;

JSON

{
  "hex": "#280831",
  "rgb": {
    "r": 40,
    "g": 8,
    "b": 49
  },
  "hsl": {
    "h": 286.829,
    "s": 71.93,
    "l": 11.176
  },
  "oklch": {
    "l": 0.21431,
    "c": 0.08194,
    "h": 317.9
  },
  "luminance": 0.00847
}

Semantic roles & 50–950 ramp

primary

#280831

secondary

#357025

accent

#EF3961

background

#F6F4F6

surface

#EBE7EB

border

#C6C3C6

text

#050106

muted

#7A777A

Preview Lab

Preview with #280831

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

Preview Lab → · Contrast checker → · Palette generator →