#28012B#28012B

#28012B is a very dark, moderate purple. Relative luminance 0.006; OKLCH L 19.8% C 0.090 H 325.1°. Best body text is #FFFFFF at 18.59:1 contrast (WCAG AA passes).

Color values

HEX	#28012B
RGB	rgb(40, 1, 43)
HSL	hsl(296, 95%, 9%)
HSV	hsv(296, 98%, 17%)
CMYK	cmyk(7%, 97.7%, 0%, 83.1%)
CIE-LAB	lab(5.85, 26.07, -17.94)
CIE-LCH	lch(5.85, 31.65, 325.47°)
OKLab	oklab(19.85% 0.0735 -0.0512)
OKLCH	oklch(19.85% 0.09 325.1)
XYZ	xyz(1.3219, 0.6473, 2.3404)
Luminance	0.0065 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#28012B #042B01

analogous

#13012B #28012B #2B0119

triadic

#28012B #2B2801 #012B28

tetradic

#28012B #2B1301 #042B01 #01192B

square

#28012B #2B1301 #042B01 #01192B

split-complementary

#28012B #192B01 #012B13

monochromatic

#1C011E #1C011E #28012B #600267 #9704A3

Accessibility & contrast

On white

18.59

#28012B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.13

#28012B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #28012B

18.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##28012B	#FFFFFF	#000000	##FFFFFF
##28012B	1.00	18.59	1.13	18.59
#FFFFFF	18.59	1.00	21.00	1.00
#000000	1.13	21.00	1.00	21.00
##FFFFFF	18.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00102C

Deuteranopia (green-blind)

#08152A

Tritanopia (blue-blind)

#290715

Achromatopsia (no color)

#131313

Design tokens & code

CSS

--color: #28012b;
/* rgb */ color: rgb(40, 1, 43);
/* oklch */ color: oklch(19.8% 0.090 325.1);

Tailwind

colors: {
  custom: {
    50: '#644664',
    500: '#28012b',
    950: '#000000',
  },
}

SCSS

$custom: #28012b;
$custom-light: #644664;
$custom-dark: #000000;

JSON

{
  "hex": "#28012b",
  "rgb": {
    "r": 40,
    "g": 1,
    "b": 43
  },
  "hsl": {
    "h": 295.714,
    "s": 95.455,
    "l": 8.627
  },
  "oklch": {
    "l": 0.19845,
    "c": 0.08959,
    "h": 325.1
  },
  "luminance": 0.00647
}

Semantic roles & 50–950 ramp

primary

#28012B

secondary

#1D7117

accent

#FF2938

background

#F6F4F6

surface

#EBE6EB

border

#C6C2C6

text

#050005

muted

#7A777A

Preview Lab

Preview with #28012B

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

Preview Lab → · Contrast checker → · Palette generator →