#280B30#280B30

#280B30 is a very dark, moderate purple. Relative luminance 0.009; OKLCH L 21.8% C 0.076 H 318.3°. Best body text is #FFFFFF at 17.78:1 contrast (WCAG AA passes).

Color values

HEX	#280B30
RGB	rgb(40, 11, 48)
HSL	hsl(287, 63%, 12%)
HSV	hsv(287, 77%, 19%)
CMYK	cmyk(16.7%, 77.1%, 0%, 81.2%)
CIE-LAB	lab(8.16, 22.04, -18.00)
CIE-LCH	lch(8.16, 28.46, 320.77°)
OKLab	oklab(21.78% 0.0565 -0.0503)
OKLCH	oklch(21.78% 0.076 318.3)
XYZ	xyz(1.5282, 0.9039, 2.8897)
Luminance	0.0090 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#280B30 #13300B

analogous

#160B30 #280B30 #300B26

triadic

#280B30 #30280B #0B3028

tetradic

#280B30 #30160B #13300B #0B2630

square

#280B30 #30160B #13300B #0B2630

split-complementary

#280B30 #26300B #0B3016

monochromatic

#150619 #150619 #280B30 #511662 #7B2294

Accessibility & contrast

On white

17.78

#280B30 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.18

#280B30 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #280B30

17.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##280B30	#FFFFFF	#000000	##FFFFFF
##280B30	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)

#021631

Deuteranopia (green-blind)

#0D192F

Tritanopia (blue-blind)

#28111C

Achromatopsia (no color)

#181818

Design tokens & code

CSS

--color: #280b30;
/* rgb */ color: rgb(40, 11, 48);
/* oklch */ color: oklch(21.8% 0.076 318.3);

Tailwind

colors: {
  custom: {
    50: '#634c68',
    500: '#280b30',
    950: '#000000',
  },
}

SCSS

$custom: #280b30;
$custom-light: #634c68;
$custom-dark: #000000;

JSON

{
  "hex": "#280b30",
  "rgb": {
    "r": 40,
    "g": 11,
    "b": 48
  },
  "hsl": {
    "h": 287.027,
    "s": 62.712,
    "l": 11.569
  },
  "oklch": {
    "l": 0.21782,
    "c": 0.07566,
    "h": 318.3
  },
  "luminance": 0.00904
}

Semantic roles & 50–950 ramp

primary

#280B30

secondary

#396D2A

accent

#E64265

background

#F6F4F6

surface

#EBE7EB

border

#C6C3C6

text

#050106

muted

#7A777A

Preview Lab

Preview with #280B30

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

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