#280331#280331

#280331 is a very dark, moderate purple. Relative luminance 0.007; OKLCH L 20.7% C 0.091 H 318.9°. Best body text is #FFFFFF at 18.30:1 contrast (WCAG AA passes).

Color values

HEX	#280331
RGB	rgb(40, 3, 49)
HSL	hsl(288, 88%, 10%)
HSV	hsv(288, 94%, 19%)
CMYK	cmyk(18.4%, 93.9%, 0%, 80.8%)
CIE-LAB	lab(6.67, 26.64, -21.13)
CIE-LCH	lch(6.67, 34.00, 321.59°)
OKLab	oklab(20.68% 0.0687 -0.0598)
OKLCH	oklch(20.68% 0.091 318.9)
XYZ	xyz(1.4619, 0.7381, 2.9706)
Luminance	0.0074 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#280331 #0C3103

analogous

#110331 #280331 #310323

triadic

#280331 #312803 #033128

tetradic

#280331 #311103 #0C3103 #032331

square

#280331 #311103 #0C3103 #032331

split-complementary

#280331 #233103 #033111

monochromatic

#18021D #18021D #280331 #57076B #860AA4

Accessibility & contrast

On white

18.30

#280331 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.15

#280331 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #280331

18.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##280331	#FFFFFF	#000000	##FFFFFF
##280331	1.00	18.30	1.15	18.30
#FFFFFF	18.30	1.00	21.00	1.00
#000000	1.15	21.00	1.00	21.00
##FFFFFF	18.30	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001232

Deuteranopia (green-blind)

#051630

Tritanopia (blue-blind)

#280C1A

Achromatopsia (no color)

#151515

Design tokens & code

CSS

--color: #280331;
/* rgb */ color: rgb(40, 3, 49);
/* oklch */ color: oklch(20.7% 0.091 318.9);

Tailwind

colors: {
  custom: {
    50: '#644869',
    500: '#280331',
    950: '#000000',
  },
}

SCSS

$custom: #280331;
$custom-light: #644869;
$custom-dark: #000000;

JSON

{
  "hex": "#280331",
  "rgb": {
    "r": 40,
    "g": 3,
    "b": 49
  },
  "hsl": {
    "h": 288.261,
    "s": 88.462,
    "l": 10.196
  },
  "oklch": {
    "l": 0.20683,
    "c": 0.09112,
    "h": 318.9
  },
  "luminance": 0.00738
}

Semantic roles & 50–950 ramp

primary

#280331

secondary

#2D741B

accent

#FF2953

background

#F6F4F6

surface

#EBE6EB

border

#C6C2C6

text

#060006

muted

#7A777A

Preview Lab

Preview with #280331

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

Preview Lab → · Contrast checker → · Palette generator →