#280B29#280B29

#280B29 is a very dark, moderate purple. Relative luminance 0.009; OKLCH L 21.3% C 0.067 H 326.3°. Best body text is #FFFFFF at 17.95:1 contrast (WCAG AA passes).

Color values

HEX	#280B29
RGB	rgb(40, 11, 41)
HSL	hsl(298, 58%, 10%)
HSV	hsv(298, 73%, 16%)
CMYK	cmyk(2.4%, 73.2%, 0%, 83.9%)
CIE-LAB	lab(7.68, 20.34, -13.54)
CIE-LCH	lch(7.68, 24.43, 326.34°)
OKLab	oklab(21.27% 0.0561 -0.0374)
OKLCH	oklch(21.27% 0.067 326.3)
XYZ	xyz(1.3950, 0.8506, 2.1881)
Luminance	0.0085 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#280B29 #0C290B

analogous

#190B29 #280B29 #290B1B

triadic

#280B29 #29280B #0B2928

tetradic

#280B29 #29190B #0C290B #0B1B29

square

#280B29 #29190B #0C290B #0B1B29

split-complementary

#280B29 #1B290B #0B2919

monochromatic

#180618 #180618 #280B29 #571859 #86258A

Accessibility & contrast

On white

17.95

#280B29 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.17

#280B29 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #280B29

17.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##280B29	#FFFFFF	#000000	##FFFFFF
##280B29	1.00	17.95	1.17	17.95
#FFFFFF	17.95	1.00	21.00	1.00
#000000	1.17	21.00	1.00	21.00
##FFFFFF	17.95	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#07152A

Deuteranopia (green-blind)

#111828

Tritanopia (blue-blind)

#290F18

Achromatopsia (no color)

#171717

Design tokens & code

CSS

--color: #280b29;
/* rgb */ color: rgb(40, 11, 41);
/* oklch */ color: oklch(21.3% 0.067 326.3);

Tailwind

colors: {
  custom: {
    50: '#634c63',
    500: '#280b29',
    950: '#000000',
  },
}

SCSS

$custom: #280b29;
$custom-light: #634c63;
$custom-dark: #000000;

JSON

{
  "hex": "#280b29",
  "rgb": {
    "r": 40,
    "g": 11,
    "b": 41
  },
  "hsl": {
    "h": 298,
    "s": 57.692,
    "l": 10.196
  },
  "oklch": {
    "l": 0.21274,
    "c": 0.06746,
    "h": 326.3
  },
  "luminance": 0.00851
}

Semantic roles & 50–950 ramp

primary

#280B29

secondary

#2D652B

accent

#E1474C

background

#F6F4F5

surface

#EBE7EA

border

#C6C3C6

text

#050105

muted

#7A7779

Preview Lab

Preview with #280B29

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

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