#280B27#280B27

#280B27 is a very dark, moderate purple. Relative luminance 0.008; OKLCH L 21.1% C 0.065 H 328.9°. Best body text is #FFFFFF at 17.99:1 contrast (WCAG AA passes).

Color values

HEX	#280B27
RGB	rgb(40, 11, 39)
HSL	hsl(302, 57%, 10%)
HSV	hsv(302, 73%, 16%)
CMYK	cmyk(0%, 72.5%, 2.5%, 84.3%)
CIE-LAB	lab(7.56, 19.86, -12.23)
CIE-LCH	lch(7.56, 23.32, 328.38°)
OKLab	oklab(21.14% 0.0559 -0.0336)
OKLCH	oklch(21.14% 0.065 328.9)
XYZ	xyz(1.3609, 0.8370, 2.0089)
Luminance	0.0084 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#280B27 #0B280C

analogous

#1B0B28 #280B27 #280B18

triadic

#280B27 #27280B #0B2728

tetradic

#280B27 #281B0B #0B280C #0B1828

square

#280B27 #281B0B #0B280C #0B1828

split-complementary

#280B27 #18280B #0B281B

monochromatic

#180717 #180717 #280B27 #581856 #882585

Accessibility & contrast

On white

17.99

#280B27 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.17

#280B27 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #280B27

17.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##280B27	#FFFFFF	#000000	##FFFFFF
##280B27	1.00	17.99	1.17	17.99
#FFFFFF	17.99	1.00	21.00	1.00
#000000	1.17	21.00	1.00	21.00
##FFFFFF	17.99	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#091428

Deuteranopia (green-blind)

#121826

Tritanopia (blue-blind)

#2A0E17

Achromatopsia (no color)

#171717

Design tokens & code

CSS

--color: #280b27;
/* rgb */ color: rgb(40, 11, 39);
/* oklch */ color: oklch(21.1% 0.065 328.9);

Tailwind

colors: {
  custom: {
    50: '#634c61',
    500: '#280b27',
    950: '#000000',
  },
}

SCSS

$custom: #280b27;
$custom-light: #634c61;
$custom-dark: #000000;

JSON

{
  "hex": "#280b27",
  "rgb": {
    "r": 40,
    "g": 11,
    "b": 39
  },
  "hsl": {
    "h": 302.069,
    "s": 56.863,
    "l": 10
  },
  "oklch": {
    "l": 0.2114,
    "c": 0.06521,
    "h": 328.9
  },
  "luminance": 0.00837
}

Semantic roles & 50–950 ramp

primary

#280B27

secondary

#2B642D

accent

#E04D48

background

#F6F4F5

surface

#EBE7E9

border

#C6C3C5

text

#050105

muted

#7A7779

Preview Lab

Preview with #280B27

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

Preview Lab → · Contrast checker → · Palette generator →