#511F4D#511F4D

#511F4D is a dark, moderate purple. Relative luminance 0.033; OKLCH L 33.2% C 0.099 H 330.7°. Best body text is #FFFFFF at 12.70:1 contrast (WCAG AA passes).

Color values

HEX	#511F4D
RGB	rgb(81, 31, 77)
HSL	hsl(305, 45%, 22%)
HSV	hsv(305, 62%, 32%)
CMYK	cmyk(0%, 61.7%, 4.9%, 68.2%)
CIE-LAB	lab(21.08, 30.27, -17.60)
CIE-LCH	lch(21.08, 35.02, 329.83°)
OKLab	oklab(33.23% 0.0859 -0.0482)
OKLCH	oklch(33.23% 0.099 330.7)
XYZ	xyz(5.2228, 3.2655, 7.3749)
Luminance	0.0326 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#511F4D #1F5123

analogous

#3C1F51 #511F4D #511F34

triadic

#511F4D #4D511F #1F4D51

tetradic

#511F4D #513C1F #1F5123 #1F3451

square

#511F4D #513C1F #1F5123 #1F3451

split-complementary

#511F4D #34511F #1F513C

monochromatic

#160815 #250E23 #511F4D #7D3077 #AA41A1

Accessibility & contrast

On white

12.70

#511F4D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.65

#511F4D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #511F4D

12.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##511F4D	#FFFFFF	#000000	##FFFFFF
##511F4D	1.00	12.70	1.65	12.70
#FFFFFF	12.70	1.00	21.00	1.00
#000000	1.65	21.00	1.00	21.00
##FFFFFF	12.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1C2E4E

Deuteranopia (green-blind)

#2C354C

Tritanopia (blue-blind)

#542432

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #511f4d;
/* rgb */ color: rgb(81, 31, 77);
/* oklch */ color: oklch(33.2% 0.099 330.7);

Tailwind

colors: {
  custom: {
    50: '#845e7f',
    500: '#511f4d',
    950: '#000000',
  },
}

SCSS

$custom: #511f4d;
$custom-light: #845e7f;
$custom-dark: #000000;

JSON

{
  "hex": "#511f4d",
  "rgb": {
    "r": 81,
    "g": 31,
    "b": 77
  },
  "hsl": {
    "h": 304.8,
    "s": 44.643,
    "l": 21.961
  },
  "oklch": {
    "l": 0.33227,
    "c": 0.0985,
    "h": 330.7
  },
  "luminance": 0.03265
}

Semantic roles & 50–950 ramp

primary

#511F4D

secondary

#46864B

accent

#D45E53

background

#F8F5F7

surface

#EFE9EE

border

#CAC5C9

text

#0B040A

muted

#7C797C

Preview Lab

Preview with #511F4D

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

Preview Lab → · Contrast checker → · Palette generator →