#280A33#280A33

#280A33 is a very dark, moderate purple. Relative luminance 0.009; OKLCH L 21.9% C 0.081 H 315.6°. Best body text is #FFFFFF at 17.78:1 contrast (WCAG AA passes).

Color values

HEX	#280A33
RGB	rgb(40, 10, 51)
HSL	hsl(284, 67%, 12%)
HSV	hsv(284, 80%, 20%)
CMYK	cmyk(21.6%, 80.4%, 0%, 80%)
CIE-LAB	lab(8.19, 23.35, -20.16)
CIE-LCH	lch(8.19, 30.85, 319.20°)
OKLab	oklab(21.88% 0.0578 -0.0567)
OKLCH	oklch(21.88% 0.081 315.6)
XYZ	xyz(1.5811, 0.9073, 3.2232)
Luminance	0.0091 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#280A33 #15330A

analogous

#140A33 #280A33 #330A2A

triadic

#280A33 #33280A #0A3328

tetradic

#280A33 #33140A #15330A #0A2A33

square

#280A33 #33140A #15330A #0A2A33

split-complementary

#280A33 #2A330A #0A3314

monochromatic

#14051A #14051A #280A33 #501466 #781E99

Accessibility & contrast

On white

17.78

#280A33 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.18

#280A33 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #280A33

17.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##280A33	#FFFFFF	#000000	##FFFFFF
##280A33	1.00	17.78	1.18	17.78
#FFFFFF	17.78	1.00	21.00	1.00
#000000	1.18	21.00	1.00	21.00
##FFFFFF	17.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001634

Deuteranopia (green-blind)

#091932

Tritanopia (blue-blind)

#27121D

Achromatopsia (no color)

#181818

Design tokens & code

CSS

--color: #280a33;
/* rgb */ color: rgb(40, 10, 51);
/* oklch */ color: oklch(21.9% 0.081 315.6);

Tailwind

colors: {
  custom: {
    50: '#644c6b',
    500: '#280a33',
    950: '#000000',
  },
}

SCSS

$custom: #280a33;
$custom-light: #644c6b;
$custom-dark: #000000;

JSON

{
  "hex": "#280a33",
  "rgb": {
    "r": 40,
    "g": 10,
    "b": 51
  },
  "hsl": {
    "h": 283.902,
    "s": 67.213,
    "l": 11.961
  },
  "oklch": {
    "l": 0.21877,
    "c": 0.08092,
    "h": 315.6
  },
  "luminance": 0.00907
}

Semantic roles & 50–950 ramp

primary

#280A33

secondary

#3C7028

accent

#EA3E6C

background

#F6F4F6

surface

#EBE7EB

border

#C6C3C6

text

#050106

muted

#7A777A

Preview Lab

Preview with #280A33

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

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