#280028#280028

#280028 is a very dark, moderate purple. Relative luminance 0.006; OKLCH L 19.4% C 0.089 H 328.4°. Best body text is #FFFFFF at 18.74:1 contrast (WCAG AA passes).

Color values

HEX	#280028
RGB	rgb(40, 0, 40)
HSL	hsl(300, 100%, 8%)
HSV	hsv(300, 100%, 16%)
CMYK	cmyk(0%, 100%, 0%, 84.3%)
CIE-LAB	lab(5.46, 25.78, -16.27)
CIE-LCH	lch(5.46, 30.48, 327.74°)
OKLab	oklab(19.43% 0.076 -0.0468)
OKLCH	oklch(19.43% 0.089 328.4)
XYZ	xyz(1.2581, 0.6044, 2.0575)
Luminance	0.0060 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#280028 #002800

analogous

#140028 #280028 #280014

triadic

#280028 #282800 #002828

tetradic

#280028 #281400 #002800 #001428

square

#280028 #281400 #002800 #001428

split-complementary

#280028 #142800 #002814

monochromatic

#1F001F #1F001F #280028 #650065 #A200A2

Accessibility & contrast

On white

18.74

#280028 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.12

#280028 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #280028

18.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##280028	#FFFFFF	#000000	##FFFFFF
##280028	1.00	18.74	1.12	18.74
#FFFFFF	18.74	1.00	21.00	1.00
#000000	1.12	21.00	1.00	21.00
##FFFFFF	18.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#000E29

Deuteranopia (green-blind)

#0A1427

Tritanopia (blue-blind)

#2A0513

Achromatopsia (no color)

#121212

Design tokens & code

CSS

--color: #280028;
/* rgb */ color: rgb(40, 0, 40);
/* oklch */ color: oklch(19.4% 0.089 328.4);

Tailwind

colors: {
  custom: {
    50: '#644662',
    500: '#280028',
    950: '#000000',
  },
}

SCSS

$custom: #280028;
$custom-light: #644662;
$custom-dark: #000000;

JSON

{
  "hex": "#280028",
  "rgb": {
    "r": 40,
    "g": 0,
    "b": 40
  },
  "hsl": {
    "h": 300,
    "s": 100,
    "l": 7.843
  },
  "oklch": {
    "l": 0.19426,
    "c": 0.08928,
    "h": 328.4
  },
  "luminance": 0.00604
}

Semantic roles & 50–950 ramp

primary

#280028

secondary

#147014

accent

#FF2929

background

#F6F3F5

surface

#EBE5EA

border

#C6C1C6

text

#050005

muted

#7A7679

Preview Lab

Preview with #280028

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

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