#511C51#511C51

#511C51 is a dark, moderate purple. Relative luminance 0.032; OKLCH L 33.0% C 0.108 H 327.7°. Best body text is #FFFFFF at 12.85:1 contrast (WCAG AA passes).

Color values

HEX	#511C51
RGB	rgb(81, 28, 81)
HSL	hsl(300, 49%, 21%)
HSV	hsv(300, 65%, 32%)
CMYK	cmyk(0%, 65.4%, 0%, 68.2%)
CIE-LAB	lab(20.73, 32.63, -20.85)
CIE-LCH	lch(20.73, 38.72, 327.43°)
OKLab	oklab(33.04% 0.0909 -0.0575)
OKLCH	oklch(33.04% 0.108 327.7)
XYZ	xyz(5.2937, 3.1743, 8.1169)
Luminance	0.0317 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#511C51 #1C511C

analogous

#371C51 #511C51 #511C37

triadic

#511C51 #51511C #1C5151

tetradic

#511C51 #51371C #1C511C #1C3751

square

#511C51 #51371C #1C511C #1C3751

split-complementary

#511C51 #37511C #1C5137

monochromatic

#170817 #240C24 #511C51 #7E2C7E #AC3BAC

Accessibility & contrast

On white

12.85

#511C51 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.63

#511C51 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #511C51

12.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##511C51	#FFFFFF	#000000	##FFFFFF
##511C51	1.00	12.85	1.63	12.85
#FFFFFF	12.85	1.00	21.00	1.00
#000000	1.63	21.00	1.00	21.00
##FFFFFF	12.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#162D53

Deuteranopia (green-blind)

#283450

Tritanopia (blue-blind)

#542333

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #511c51;
/* rgb */ color: rgb(81, 28, 81);
/* oklch */ color: oklch(33.0% 0.108 327.7);

Tailwind

colors: {
  custom: {
    50: '#845c82',
    500: '#511c51',
    950: '#000000',
  },
}

SCSS

$custom: #511c51;
$custom-light: #845c82;
$custom-dark: #000000;

JSON

{
  "hex": "#511c51",
  "rgb": {
    "r": 81,
    "g": 28,
    "b": 81
  },
  "hsl": {
    "h": 300,
    "s": 48.624,
    "l": 21.373
  },
  "oklch": {
    "l": 0.33044,
    "c": 0.10754,
    "h": 327.7
  },
  "luminance": 0.03174
}

Semantic roles & 50–950 ramp

primary

#511C51

secondary

#428742

accent

#D85050

background

#F8F5F7

surface

#EFE9EE

border

#CAC5C9

text

#0B040A

muted

#7C797C

Preview Lab

Preview with #511C51

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

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