#280733#280733

#280733 is a very dark, moderate purple. Relative luminance 0.008; OKLCH L 21.5% C 0.086 H 316.2°. Best body text is #FFFFFF at 17.97:1 contrast (WCAG AA passes).

Color values

HEX	#280733
RGB	rgb(40, 7, 51)
HSL	hsl(285, 76%, 11%)
HSV	hsv(285, 86%, 20%)
CMYK	cmyk(21.6%, 86.3%, 0%, 80%)
CIE-LAB	lab(7.61, 25.00, -21.10)
CIE-LCH	lch(7.61, 32.71, 319.84°)
OKLab	oklab(21.45% 0.0621 -0.0594)
OKLCH	oklch(21.45% 0.086 316.2)
XYZ	xyz(1.5485, 0.8422, 3.2123)
Luminance	0.0084 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#280733 #123307

analogous

#120733 #280733 #330728

triadic

#280733 #332807 #073328

tetradic

#280733 #331207 #123307 #072833

square

#280733 #331207 #123307 #072833

split-complementary

#280733 #283307 #073312

monochromatic

#15041B #15041B #280733 #520E69 #7C169F

Accessibility & contrast

On white

17.97

#280733 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.17

#280733 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #280733

17.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##280733	#FFFFFF	#000000	##FFFFFF
##280733	1.00	17.97	1.17	17.97
#FFFFFF	17.97	1.00	21.00	1.00
#000000	1.17	21.00	1.00	21.00
##FFFFFF	17.97	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001534

Deuteranopia (green-blind)

#071832

Tritanopia (blue-blind)

#27101C

Achromatopsia (no color)

#171717

Design tokens & code

CSS

--color: #280733;
/* rgb */ color: rgb(40, 7, 51);
/* oklch */ color: oklch(21.5% 0.086 316.2);

Tailwind

colors: {
  custom: {
    50: '#644a6b',
    500: '#280733',
    950: '#000000',
  },
}

SCSS

$custom: #280733;
$custom-light: #644a6b;
$custom-dark: #000000;

JSON

{
  "hex": "#280733",
  "rgb": {
    "r": 40,
    "g": 7,
    "b": 51
  },
  "hsl": {
    "h": 285,
    "s": 75.862,
    "l": 11.373
  },
  "oklch": {
    "l": 0.21453,
    "c": 0.08593,
    "h": 316.2
  },
  "luminance": 0.00842
}

Semantic roles & 50–950 ramp

primary

#280733

secondary

#377323

accent

#F23565

background

#F6F4F6

surface

#EBE7EB

border

#C6C3C6

text

#050106

muted

#7A777A

Preview Lab

Preview with #280733

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

Preview Lab → · Contrast checker → · Palette generator →