#280D33#280D33

#280D33 is a very dark, moderate purple. Relative luminance 0.010; OKLCH L 22.3% C 0.076 H 314.8°. Best body text is #FFFFFF at 17.56:1 contrast (WCAG AA passes).

Color values

HEX	#280D33
RGB	rgb(40, 13, 51)
HSL	hsl(283, 59%, 13%)
HSV	hsv(283, 75%, 20%)
CMYK	cmyk(21.6%, 74.5%, 0%, 80%)
CIE-LAB	lab(8.81, 21.65, -19.17)
CIE-LCH	lch(8.81, 28.92, 318.48°)
OKLab	oklab(22.32% 0.0534 -0.0538)
OKLCH	oklch(22.32% 0.076 314.8)
XYZ	xyz(1.6164, 0.9780, 3.2350)
Luminance	0.0098 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#280D33 #18330D

analogous

#150D33 #280D33 #330D2B

triadic

#280D33 #33280D #0D3328

tetradic

#280D33 #33150D #18330D #0D2B33

square

#280D33 #33150D #18330D #0D2B33

split-complementary

#280D33 #2B330D #0D3315

monochromatic

#130618 #130618 #280D33 #4E1964 #752695

Accessibility & contrast

On white

17.56

#280D33 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.20

#280D33 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #280D33

17.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##280D33	#FFFFFF	#000000	##FFFFFF
##280D33	1.00	17.56	1.20	17.56
#FFFFFF	17.56	1.00	21.00	1.00
#000000	1.20	21.00	1.00	21.00
##FFFFFF	17.56	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#021834

Deuteranopia (green-blind)

#0C1A32

Tritanopia (blue-blind)

#27141E

Achromatopsia (no color)

#191919

Design tokens & code

CSS

--color: #280d33;
/* rgb */ color: rgb(40, 13, 51);
/* oklch */ color: oklch(22.3% 0.076 314.8);

Tailwind

colors: {
  custom: {
    50: '#634d6b',
    500: '#280d33',
    950: '#000000',
  },
}

SCSS

$custom: #280d33;
$custom-light: #634d6b;
$custom-dark: #000000;

JSON

{
  "hex": "#280d33",
  "rgb": {
    "r": 40,
    "g": 13,
    "b": 51
  },
  "hsl": {
    "h": 282.632,
    "s": 59.375,
    "l": 12.549
  },
  "oklch": {
    "l": 0.22319,
    "c": 0.07583,
    "h": 314.8
  },
  "luminance": 0.00978
}

Semantic roles & 50–950 ramp

primary

#280D33

secondary

#406E2E

accent

#E34573

background

#F6F4F6

surface

#EBE7EB

border

#C6C3C6

text

#050106

muted

#7A777A

Preview Lab

Preview with #280D33

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

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