#51105E#51105E

#51105E is a dark, vivid purple. Relative luminance 0.029; OKLCH L 32.6% C 0.136 H 320.2°. Best body text is #FFFFFF at 13.24:1 contrast (WCAG AA passes).

Color values

HEX	#51105E
RGB	rgb(81, 16, 94)
HSL	hsl(290, 71%, 22%)
HSV	hsv(290, 83%, 37%)
CMYK	cmyk(13.8%, 83%, 0%, 63.1%)
CIE-LAB	lab(19.75, 40.43, -31.10)
CIE-LCH	lch(19.75, 51.01, 322.43°)
OKLab	oklab(32.62% 0.1047 -0.0873)
OKLCH	oklch(32.62% 0.136 320.2)
XYZ	xyz(5.5988, 2.9284, 10.8578)
Luminance	0.0293 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51105E #1D5E10

analogous

#2A105E #51105E #5E1044

triadic

#51105E #5E5110 #105E51

tetradic

#51105E #5E2A10 #1D5E10 #10445E

square

#51105E #5E2A10 #1D5E10 #10445E

split-complementary

#51105E #445E10 #105E2A

monochromatic

#17041A #24072A #51105E #7E1992 #AB22C7

Accessibility & contrast

On white

13.24

#51105E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.59

#51105E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #51105E

13.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51105E	#FFFFFF	#000000	##FFFFFF
##51105E	1.00	13.24	1.59	13.24
#FFFFFF	13.24	1.00	21.00	1.00
#000000	1.59	21.00	1.00	21.00
##FFFFFF	13.24	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002B60

Deuteranopia (green-blind)

#18325C

Tritanopia (blue-blind)

#512137

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #51105e;
/* rgb */ color: rgb(81, 16, 94);
/* oklch */ color: oklch(32.6% 0.136 320.2);

Tailwind

colors: {
  custom: {
    50: '#85578c',
    500: '#51105e',
    950: '#000000',
  },
}

SCSS

$custom: #51105e;
$custom-light: #85578c;
$custom-dark: #000000;

JSON

{
  "hex": "#51105e",
  "rgb": {
    "r": 81,
    "g": 16,
    "b": 94
  },
  "hsl": {
    "h": 290,
    "s": 70.909,
    "l": 21.569
  },
  "oklch": {
    "l": 0.32618,
    "c": 0.13632,
    "h": 320.2
  },
  "luminance": 0.02928
}

Semantic roles & 50–950 ramp

primary

#51105E

secondary

#449733

accent

#EE3A58

background

#F8F5F8

surface

#F0E9F0

border

#CBC5CB

text

#0B030C

muted

#7C787D

Preview Lab

Preview with #51105E

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

Preview Lab → · Contrast checker → · Palette generator →