#28042F#28042F

#28042F is a very dark, moderate purple. Relative luminance 0.007; OKLCH L 20.7% C 0.087 H 320.6°. Best body text is #FFFFFF at 18.28:1 contrast (WCAG AA passes).

Color values

HEX	#28042F
RGB	rgb(40, 4, 47)
HSL	hsl(290, 84%, 10%)
HSV	hsv(290, 91%, 18%)
CMYK	cmyk(14.9%, 91.5%, 0%, 81.6%)
CIE-LAB	lab(6.71, 25.57, -19.57)
CIE-LCH	lch(6.71, 32.20, 322.58°)
OKLab	oklab(20.67% 0.0674 -0.0553)
OKLCH	oklch(20.67% 0.087 320.6)
XYZ	xyz(1.4315, 0.7433, 2.7568)
Luminance	0.0074 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#28042F #0B2F04

analogous

#13042F #28042F #2F0420

triadic

#28042F #2F2804 #042F28

tetradic

#28042F #2F1304 #0B2F04 #04202F

square

#28042F #2F1304 #0B2F04 #04202F

split-complementary

#28042F #202F04 #042F13

monochromatic

#18021C #18021C #28042F #580967 #880EA0

Accessibility & contrast

On white

18.28

#28042F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.15

#28042F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #28042F

18.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##28042F	#FFFFFF	#000000	##FFFFFF
##28042F	1.00	18.28	1.15	18.28
#FFFFFF	18.28	1.00	21.00	1.00
#000000	1.15	21.00	1.00	21.00
##FFFFFF	18.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001230

Deuteranopia (green-blind)

#08162E

Tritanopia (blue-blind)

#280C19

Achromatopsia (no color)

#151515

Design tokens & code

CSS

--color: #28042f;
/* rgb */ color: rgb(40, 4, 47);
/* oklch */ color: oklch(20.7% 0.087 320.6);

Tailwind

colors: {
  custom: {
    50: '#644868',
    500: '#28042f',
    950: '#000000',
  },
}

SCSS

$custom: #28042f;
$custom-light: #644868;
$custom-dark: #000000;

JSON

{
  "hex": "#28042f",
  "rgb": {
    "r": 40,
    "g": 4,
    "b": 47
  },
  "hsl": {
    "h": 290.233,
    "s": 84.314,
    "l": 10
  },
  "oklch": {
    "l": 0.20667,
    "c": 0.08715,
    "h": 320.6
  },
  "luminance": 0.00743
}

Semantic roles & 50–950 ramp

primary

#28042F

secondary

#2B721D

accent

#FB2D4F

background

#F6F4F6

surface

#EBE6EB

border

#C6C2C6

text

#050106

muted

#7A777A

Preview Lab

Preview with #28042F

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

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