#511B50#511B50

#511B50 is a dark, moderate purple. Relative luminance 0.031; OKLCH L 32.9% C 0.108 H 328.4°. Best body text is #FFFFFF at 12.94:1 contrast (WCAG AA passes).

Color values

HEX	#511B50
RGB	rgb(81, 27, 80)
HSL	hsl(301, 50%, 21%)
HSV	hsv(301, 67%, 32%)
CMYK	cmyk(0%, 66.7%, 1.2%, 68.2%)
CIE-LAB	lab(20.49, 32.93, -20.55)
CIE-LCH	lch(20.49, 38.82, 328.04°)
OKLab	oklab(32.85% 0.0922 -0.0566)
OKLCH	oklch(32.85% 0.108 328.4)
XYZ	xyz(5.2332, 3.1127, 7.9130)
Luminance	0.0311 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#511B50 #1B511C

analogous

#371B51 #511B50 #511B35

triadic

#511B50 #50511B #1B5051

tetradic

#511B50 #51371B #1B511C #1B3551

square

#511B50 #51371B #1B511C #1B3551

split-complementary

#511B50 #35511B #1B5137

monochromatic

#170817 #230C23 #511B50 #7F2A7D #AD3AAB

Accessibility & contrast

On white

12.94

#511B50 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.62

#511B50 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #511B50

12.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##511B50	#FFFFFF	#000000	##FFFFFF
##511B50	1.00	12.94	1.62	12.94
#FFFFFF	12.94	1.00	21.00	1.00
#000000	1.62	21.00	1.00	21.00
##FFFFFF	12.94	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#152D52

Deuteranopia (green-blind)

#28344F

Tritanopia (blue-blind)

#542132

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #511b50;
/* rgb */ color: rgb(81, 27, 80);
/* oklch */ color: oklch(32.9% 0.108 328.4);

Tailwind

colors: {
  custom: {
    50: '#845c81',
    500: '#511b50',
    950: '#000000',
  },
}

SCSS

$custom: #511b50;
$custom-light: #845c81;
$custom-dark: #000000;

JSON

{
  "hex": "#511b50",
  "rgb": {
    "r": 81,
    "g": 27,
    "b": 80
  },
  "hsl": {
    "h": 301.111,
    "s": 50,
    "l": 21.176
  },
  "oklch": {
    "l": 0.32852,
    "c": 0.10819,
    "h": 328.4
  },
  "luminance": 0.03112
}

Semantic roles & 50–950 ramp

primary

#511B50

secondary

#418742

accent

#DA514E

background

#F8F5F7

surface

#EFE9EE

border

#CAC5C9

text

#0B040A

muted

#7C797C

Preview Lab

Preview with #511B50

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

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