#511B4F#511B4F

#511B4F is a dark, moderate purple. Relative luminance 0.031; OKLCH L 32.8% C 0.107 H 329.2°. Best body text is #FFFFFF at 12.97:1 contrast (WCAG AA passes).

Color values

HEX	#511B4F
RGB	rgb(81, 27, 79)
HSL	hsl(302, 50%, 21%)
HSV	hsv(302, 67%, 32%)
CMYK	cmyk(0%, 66.7%, 2.5%, 68.2%)
CIE-LAB	lab(20.43, 32.73, -19.96)
CIE-LCH	lch(20.43, 38.34, 328.62°)
OKLab	oklab(32.79% 0.0921 -0.0549)
OKLCH	oklch(32.79% 0.107 329.2)
XYZ	xyz(5.1965, 3.0981, 7.7199)
Luminance	0.0310 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#511B4F #1B511D

analogous

#381B51 #511B4F #511B34

triadic

#511B4F #4F511B #1B4F51

tetradic

#511B4F #51381B #1B511D #1B3451

square

#511B4F #51381B #1B511D #1B3451

split-complementary

#511B4F #34511B #1B5138

monochromatic

#170816 #230C22 #511B4F #7F2A7C #AD3AA9

Accessibility & contrast

On white

12.97

#511B4F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.62

#511B4F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #511B4F

12.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##511B4F	#FFFFFF	#000000	##FFFFFF
##511B4F	1.00	12.97	1.62	12.97
#FFFFFF	12.97	1.00	21.00	1.00
#000000	1.62	21.00	1.00	21.00
##FFFFFF	12.97	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#162D51

Deuteranopia (green-blind)

#29344E

Tritanopia (blue-blind)

#542132

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #511b4f;
/* rgb */ color: rgb(81, 27, 79);
/* oklch */ color: oklch(32.8% 0.107 329.2);

Tailwind

colors: {
  custom: {
    50: '#845c80',
    500: '#511b4f',
    950: '#000000',
  },
}

SCSS

$custom: #511b4f;
$custom-light: #845c80;
$custom-dark: #000000;

JSON

{
  "hex": "#511b4f",
  "rgb": {
    "r": 81,
    "g": 27,
    "b": 79
  },
  "hsl": {
    "h": 302.222,
    "s": 50,
    "l": 21.176
  },
  "oklch": {
    "l": 0.32791,
    "c": 0.10723,
    "h": 329.2
  },
  "luminance": 0.03098
}

Semantic roles & 50–950 ramp

primary

#511B4F

secondary

#418744

accent

#DA534E

background

#F8F5F7

surface

#EFE9EE

border

#CAC5C9

text

#0B040A

muted

#7C797C

Preview Lab

Preview with #511B4F

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

Preview Lab → · Contrast checker → · Palette generator →