#51105B#51105B

#51105B is a dark, vivid purple. Relative luminance 0.029; OKLCH L 32.4% C 0.134 H 321.9°. Best body text is #FFFFFF at 13.33:1 contrast (WCAG AA passes).

Color values

HEX	#51105B
RGB	rgb(81, 16, 91)
HSL	hsl(292, 70%, 21%)
HSV	hsv(292, 82%, 36%)
CMYK	cmyk(11%, 82.4%, 0%, 64.3%)
CIE-LAB	lab(19.54, 39.82, -29.45)
CIE-LCH	lch(19.54, 49.53, 323.52°)
OKLab	oklab(32.4% 0.1051 -0.0824)
OKLCH	oklch(32.4% 0.134 321.9)
XYZ	xyz(5.4668, 2.8756, 10.1626)
Luminance	0.0288 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51105B #1A5B10

analogous

#2B105B #51105B #5B103F

triadic

#51105B #5B5110 #105B51

tetradic

#51105B #5B2B10 #1A5B10 #103F5B

square

#51105B #5B2B10 #1A5B10 #103F5B

split-complementary

#51105B #3F5B10 #105B2B

monochromatic

#17051A #230727 #51105B #7F198F #AE22C3

Accessibility & contrast

On white

13.33

#51105B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.58

#51105B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #51105B

13.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51105B	#FFFFFF	#000000	##FFFFFF
##51105B	1.00	13.33	1.58	13.33
#FFFFFF	13.33	1.00	21.00	1.00
#000000	1.58	21.00	1.00	21.00
##FFFFFF	13.33	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002B5D

Deuteranopia (green-blind)

#1B3259

Tritanopia (blue-blind)

#521F35

Achromatopsia (no color)

#2F2F2F

Design tokens & code

CSS

--color: #51105b;
/* rgb */ color: rgb(81, 16, 91);
/* oklch */ color: oklch(32.4% 0.134 321.9);

Tailwind

colors: {
  custom: {
    50: '#85578a',
    500: '#51105b',
    950: '#000000',
  },
}

SCSS

$custom: #51105b;
$custom-light: #85578a;
$custom-dark: #000000;

JSON

{
  "hex": "#51105b",
  "rgb": {
    "r": 81,
    "g": 16,
    "b": 91
  },
  "hsl": {
    "h": 292,
    "s": 70.093,
    "l": 20.98
  },
  "oklch": {
    "l": 0.32396,
    "c": 0.13356,
    "h": 321.9
  },
  "luminance": 0.02875
}

Semantic roles & 50–950 ramp

primary

#51105B

secondary

#409433

accent

#ED3B53

background

#F8F5F8

surface

#EFE9F0

border

#CAC5CB

text

#0B030C

muted

#7C787D

Preview Lab

Preview with #51105B

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

Preview Lab → · Contrast checker → · Palette generator →