#280D2B#280D2B

#280D2B is a very dark, moderate purple. Relative luminance 0.009; OKLCH L 21.7% C 0.066 H 323.5°. Best body text is #FFFFFF at 17.76:1 contrast (WCAG AA passes).

Color values

HEX	#280D2B
RGB	rgb(40, 13, 43)
HSL	hsl(294, 54%, 11%)
HSV	hsv(294, 70%, 17%)
CMYK	cmyk(7%, 69.8%, 0%, 83.1%)
CIE-LAB	lab(8.25, 19.63, -14.15)
CIE-LCH	lch(8.25, 24.20, 324.21°)
OKLab	oklab(21.73% 0.053 -0.0392)
OKLCH	oklch(21.73% 0.066 323.5)
XYZ	xyz(1.4550, 0.9135, 2.3847)
Luminance	0.0091 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#280D2B #102B0D

analogous

#190D2B #280D2B #2B0D1F

triadic

#280D2B #2B280D #0D2B28

tetradic

#280D2B #2B190D #102B0D #0D1F2B

square

#280D2B #2B190D #102B0D #0D1F2B

split-complementary

#280D2B #1F2B0D #0D2B19

monochromatic

#160717 #160717 #280D2B #541B5A #7F2989

Accessibility & contrast

On white

17.76

#280D2B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.18

#280D2B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #280D2B

17.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##280D2B	#FFFFFF	#000000	##FFFFFF
##280D2B	1.00	17.76	1.18	17.76
#FFFFFF	17.76	1.00	21.00	1.00
#000000	1.18	21.00	1.00	21.00
##FFFFFF	17.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#08162C

Deuteranopia (green-blind)

#11192A

Tritanopia (blue-blind)

#29111A

Achromatopsia (no color)

#181818

Design tokens & code

CSS

--color: #280d2b;
/* rgb */ color: rgb(40, 13, 43);
/* oklch */ color: oklch(21.7% 0.066 323.5);

Tailwind

colors: {
  custom: {
    50: '#634d64',
    500: '#280d2b',
    950: '#000000',
  },
}

SCSS

$custom: #280d2b;
$custom-light: #634d64;
$custom-dark: #000000;

JSON

{
  "hex": "#280d2b",
  "rgb": {
    "r": 40,
    "g": 13,
    "b": 43
  },
  "hsl": {
    "h": 294,
    "s": 53.571,
    "l": 10.98
  },
  "oklch": {
    "l": 0.21732,
    "c": 0.06594,
    "h": 323.5
  },
  "luminance": 0.00913
}

Semantic roles & 50–950 ramp

primary

#280D2B

secondary

#34662E

accent

#DD4B59

background

#F6F4F6

surface

#EBE7EB

border

#C6C3C6

text

#050105

muted

#7A777A

Preview Lab

Preview with #280D2B

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

Preview Lab → · Contrast checker → · Palette generator →