#280333#280333

#280333 is a very dark, moderate purple. Relative luminance 0.008; OKLCH L 20.9% C 0.093 H 317.1°. Best body text is #FFFFFF at 18.25:1 contrast (WCAG AA passes).

Color values

HEX	#280333
RGB	rgb(40, 3, 51)
HSL	hsl(286, 89%, 11%)
HSV	hsv(286, 94%, 20%)
CMYK	cmyk(21.6%, 94.1%, 0%, 80%)
CIE-LAB	lab(6.82, 27.19, -22.36)
CIE-LCH	lch(6.82, 35.20, 320.57°)
OKLab	oklab(20.86% 0.0683 -0.0634)
OKLCH	oklch(20.86% 0.093 317.1)
XYZ	xyz(1.5051, 0.7553, 3.1978)
Luminance	0.0076 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#280333 #0E3303

analogous

#100333 #280333 #330326

triadic

#280333 #332803 #033328

tetradic

#280333 #331003 #0E3303 #032633

square

#280333 #331003 #0E3303 #032633

split-complementary

#280333 #263303 #033310

monochromatic

#17021D #17021D #280333 #55066D #830AA7

Accessibility & contrast

On white

18.25

#280333 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.15

#280333 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #280333

18.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##280333	#FFFFFF	#000000	##FFFFFF
##280333	1.00	18.25	1.15	18.25
#FFFFFF	18.25	1.00	21.00	1.00
#000000	1.15	21.00	1.00	21.00
##FFFFFF	18.25	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001334

Deuteranopia (green-blind)

#031632

Tritanopia (blue-blind)

#270D1B

Achromatopsia (no color)

#151515

Design tokens & code

CSS

--color: #280333;
/* rgb */ color: rgb(40, 3, 51);
/* oklch */ color: oklch(20.9% 0.093 317.1);

Tailwind

colors: {
  custom: {
    50: '#64486b',
    500: '#280333',
    950: '#000000',
  },
}

SCSS

$custom: #280333;
$custom-light: #64486b;
$custom-dark: #000000;

JSON

{
  "hex": "#280333",
  "rgb": {
    "r": 40,
    "g": 3,
    "b": 51
  },
  "hsl": {
    "h": 286.25,
    "s": 88.889,
    "l": 10.588
  },
  "oklch": {
    "l": 0.20861,
    "c": 0.09313,
    "h": 317.1
  },
  "luminance": 0.00755
}

Semantic roles & 50–950 ramp

primary

#280333

secondary

#30761C

accent

#FF295A

background

#F6F4F6

surface

#EBE6EB

border

#C6C2C6

text

#060006

muted

#7A777A

Preview Lab

Preview with #280333

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

Preview Lab → · Contrast checker → · Palette generator →