#28123D#28123D

#28123D is a very dark, moderate violet. Relative luminance 0.012; OKLCH L 23.9% C 0.080 H 304.6°. Best body text is #FFFFFF at 16.88:1 contrast (WCAG AA passes).

Color values

HEX	#28123D
RGB	rgb(40, 18, 61)
HSL	hsl(271, 54%, 15%)
HSV	hsv(271, 70%, 24%)
CMYK	cmyk(34.4%, 70.5%, 0%, 76.1%)
CIE-LAB	lab(10.71, 21.37, -23.34)
CIE-LCH	lch(10.71, 31.64, 312.47°)
OKLab	oklab(23.94% 0.0456 -0.0661)
OKLCH	oklch(23.94% 0.08 304.6)
XYZ	xyz(1.9335, 1.2207, 4.5477)
Luminance	0.0122 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#28123D #273D12

analogous

#13123D #28123D #3D123C

triadic

#28123D #3D2812 #123D28

tetradic

#28123D #3D1312 #273D12 #123C3D

square

#28123D #3D1312 #273D12 #123C3D

split-complementary

#28123D #3C3D12 #123D13

monochromatic

#0F0718 #0F0718 #28123D #47206C #662E9C

Accessibility & contrast

On white

16.88

#28123D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.24

#28123D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #28123D

16.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##28123D	#FFFFFF	#000000	##FFFFFF
##28123D	1.00	16.88	1.24	16.88
#FFFFFF	16.88	1.00	21.00	1.00
#000000	1.24	21.00	1.00	21.00
##FFFFFF	16.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001C3E

Deuteranopia (green-blind)

#081D3C

Tritanopia (blue-blind)

#241B25

Achromatopsia (no color)

#1D1D1D

Design tokens & code

CSS

--color: #28123d;
/* rgb */ color: rgb(40, 18, 61);
/* oklch */ color: oklch(23.9% 0.080 304.6);

Tailwind

colors: {
  custom: {
    50: '#645173',
    500: '#28123d',
    950: '#000000',
  },
}

SCSS

$custom: #28123d;
$custom-light: #645173;
$custom-dark: #000000;

JSON

{
  "hex": "#28123d",
  "rgb": {
    "r": 40,
    "g": 18,
    "b": 61
  },
  "hsl": {
    "h": 270.698,
    "s": 54.43,
    "l": 15.49
  },
  "oklch": {
    "l": 0.23944,
    "c": 0.08025,
    "h": 304.6
  },
  "luminance": 0.01221
}

Semantic roles & 50–950 ramp

primary

#28123D

secondary

#557635

accent

#DE4A92

background

#F6F4F7

surface

#EBE7ED

border

#C6C3C8

text

#050208

muted

#7A787B

Preview Lab

Preview with #28123D

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

Preview Lab → · Contrast checker → · Palette generator →