#51175C#51175C

#51175C is a dark, vivid purple. Relative luminance 0.031; OKLCH L 33.2% C 0.126 H 320.8°. Best body text is #FFFFFF at 12.91:1 contrast (WCAG AA passes).

Color values

HEX	#51175C
RGB	rgb(81, 23, 92)
HSL	hsl(290, 60%, 23%)
HSV	hsv(290, 75%, 36%)
CMYK	cmyk(12%, 75%, 0%, 63.9%)
CIE-LAB	lab(20.58, 37.26, -28.45)
CIE-LCH	lch(20.58, 46.88, 322.64°)
OKLab	oklab(33.16% 0.0976 -0.0796)
OKLCH	oklch(33.16% 0.126 320.8)
XYZ	xyz(5.6313, 3.1351, 10.4317)
Luminance	0.0314 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51175C #225C17

analogous

#2F175C #51175C #5C1744

triadic

#51175C #5C5117 #175C51

tetradic

#51175C #5C2F17 #225C17 #17445C

square

#51175C #5C2F17 #225C17 #17445C

split-complementary

#51175C #445C17 #175C2F

monochromatic

#160618 #260B2B #51175C #7C238D #A72FBE

Accessibility & contrast

On white

12.91

#51175C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.63

#51175C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #51175C

12.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51175C	#FFFFFF	#000000	##FFFFFF
##51175C	1.00	12.91	1.63	12.91
#FFFFFF	12.91	1.00	21.00	1.00
#000000	1.63	21.00	1.00	21.00
##FFFFFF	12.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002D5E

Deuteranopia (green-blind)

#1E345A

Tritanopia (blue-blind)

#522437

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #51175c;
/* rgb */ color: rgb(81, 23, 92);
/* oklch */ color: oklch(33.2% 0.126 320.8);

Tailwind

colors: {
  custom: {
    50: '#845a8a',
    500: '#51175c',
    950: '#000000',
  },
}

SCSS

$custom: #51175c;
$custom-light: #845a8a;
$custom-dark: #000000;

JSON

{
  "hex": "#51175c",
  "rgb": {
    "r": 81,
    "g": 23,
    "b": 92
  },
  "hsl": {
    "h": 290.435,
    "s": 60,
    "l": 22.549
  },
  "oklch": {
    "l": 0.33158,
    "c": 0.12591,
    "h": 320.8
  },
  "luminance": 0.03135
}

Semantic roles & 50–950 ramp

primary

#51175C

secondary

#4A933C

accent

#E3455E

background

#F8F5F8

surface

#EFE9F0

border

#CAC5CB

text

#0B040C

muted

#7C797D

Preview Lab

Preview with #51175C

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

Preview Lab → · Contrast checker → · Palette generator →