#28103C#28103C

#28103C is a very dark, moderate violet. Relative luminance 0.011; OKLCH L 23.5% C 0.082 H 306.1°. Best body text is #FFFFFF at 17.08:1 contrast (WCAG AA passes).

Color values

HEX	#28103C
RGB	rgb(40, 16, 60)
HSL	hsl(273, 58%, 15%)
HSV	hsv(273, 73%, 24%)
CMYK	cmyk(33.3%, 73.3%, 0%, 76.5%)
CIE-LAB	lab(10.17, 22.33, -23.50)
CIE-LCH	lch(10.17, 32.41, 313.54°)
OKLab	oklab(23.53% 0.0486 -0.0665)
OKLCH	oklch(23.53% 0.082 306.1)
XYZ	xyz(1.8758, 1.1480, 4.3968)
Luminance	0.0115 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#28103C #243C10

analogous

#12103C #28103C #3C103A

triadic

#28103C #3C2810 #103C28

tetradic

#28103C #3C1210 #243C10 #103A3C

square

#28103C #3C1210 #243C10 #103A3C

split-complementary

#28103C #3A3C10 #103C12

monochromatic

#100618 #100618 #28103C #481D6C #682A9D

Accessibility & contrast

On white

17.08

#28103C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.23

#28103C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #28103C

17.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##28103C	#FFFFFF	#000000	##FFFFFF
##28103C	1.00	17.08	1.23	17.08
#FFFFFF	17.08	1.00	21.00	1.00
#000000	1.23	21.00	1.00	21.00
##FFFFFF	17.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001B3D

Deuteranopia (green-blind)

#061C3B

Tritanopia (blue-blind)

#251924

Achromatopsia (no color)

#1C1C1C

Design tokens & code

CSS

--color: #28103c;
/* rgb */ color: rgb(40, 16, 60);
/* oklch */ color: oklch(23.5% 0.082 306.1);

Tailwind

colors: {
  custom: {
    50: '#645072',
    500: '#28103c',
    950: '#000000',
  },
}

SCSS

$custom: #28103c;
$custom-light: #645072;
$custom-dark: #000000;

JSON

{
  "hex": "#28103c",
  "rgb": {
    "r": 40,
    "g": 16,
    "b": 60
  },
  "hsl": {
    "h": 272.727,
    "s": 57.895,
    "l": 14.902
  },
  "oklch": {
    "l": 0.23526,
    "c": 0.08234,
    "h": 306.1
  },
  "luminance": 0.01148
}

Semantic roles & 50–950 ramp

primary

#28103C

secondary

#517632

accent

#E1478D

background

#F6F4F6

surface

#EBE7EC

border

#C6C3C7

text

#050208

muted

#7A787B

Preview Lab

Preview with #28103C

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

Preview Lab → · Contrast checker → · Palette generator →