#28104C#28104C

#28104C is a very dark, moderate violet. Relative luminance 0.013; OKLCH L 25.0% C 0.104 H 296.3°. Best body text is #FFFFFF at 16.55:1 contrast (WCAG AA passes).

Color values

HEX	#28104C
RGB	rgb(40, 16, 76)
HSL	hsl(264, 65%, 18%)
HSV	hsv(264, 79%, 30%)
CMYK	cmyk(47.4%, 78.9%, 0%, 70.2%)
CIE-LAB	lab(11.58, 27.10, -32.46)
CIE-LCH	lch(11.58, 42.29, 309.85°)
OKLab	oklab(24.98% 0.046 -0.0929)
OKLCH	oklch(24.98% 0.104 296.3)
XYZ	xyz(2.3645, 1.3435, 6.9708)
Luminance	0.0134 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#28104C #344C10

analogous

#10164C #28104C #46104C

triadic

#28104C #4C2810 #104C28

tetradic

#28104C #4C1016 #344C10 #104C46

square

#28104C #4C1016 #344C10 #104C46

split-complementary

#28104C #4C4610 #164C10

monochromatic

#0D0519 #0D0519 #28104C #431B7F #5D25B1

Accessibility & contrast

On white

16.55

#28104C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.27

#28104C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #28104C

16.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##28104C	#FFFFFF	#000000	##FFFFFF
##28104C	1.00	16.55	1.27	16.55
#FFFFFF	16.55	1.00	21.00	1.00
#000000	1.27	21.00	1.00	21.00
##FFFFFF	16.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#001F4E

Deuteranopia (green-blind)

#001E4B

Tritanopia (blue-blind)

#1E1F2C

Achromatopsia (no color)

#1F1F1F

Design tokens & code

CSS

--color: #28104c;
/* rgb */ color: rgb(40, 16, 76);
/* oklch */ color: oklch(25.0% 0.104 296.3);

Tailwind

colors: {
  custom: {
    50: '#66507f',
    500: '#28104c',
    950: '#000000',
  },
}

SCSS

$custom: #28104c;
$custom-light: #66507f;
$custom-dark: #000000;

JSON

{
  "hex": "#28104c",
  "rgb": {
    "r": 40,
    "g": 16,
    "b": 76
  },
  "hsl": {
    "h": 264,
    "s": 65.217,
    "l": 18.039
  },
  "oklch": {
    "l": 0.24977,
    "c": 0.10361,
    "h": 296.3
  },
  "luminance": 0.01344
}

Semantic roles & 50–950 ramp

primary

#28104C

secondary

#648632

accent

#E840A5

background

#F6F4F7

surface

#EBE7EE

border

#C6C3C9

text

#06020A

muted

#7A787C

Preview Lab

Preview with #28104C

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

Preview Lab → · Contrast checker → · Palette generator →