#511D6F#511D6F

#511D6F is a dark, vivid violet. Relative luminance 0.038; OKLCH L 35.3% C 0.138 H 310.2°. Best body text is #FFFFFF at 11.96:1 contrast (WCAG AA passes).

Color values

HEX	#511D6F
RGB	rgb(81, 29, 111)
HSL	hsl(278, 59%, 27%)
HSV	hsv(278, 74%, 44%)
CMYK	cmyk(27%, 73.9%, 0%, 56.5%)
CIE-LAB	lab(22.92, 38.82, -37.13)
CIE-LCH	lch(22.92, 53.72, 316.27°)
OKLab	oklab(35.27% 0.0887 -0.1051)
OKLCH	oklch(35.27% 0.138 310.2)
XYZ	xyz(6.7014, 3.7759, 15.4116)
Luminance	0.0378 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#511D6F #3B6F1D

analogous

#281D6F #511D6F #6F1D64

triadic

#511D6F #6F511D #1D6F51

tetradic

#511D6F #6F281D #3B6F1D #1D646F

square

#511D6F #6F281D #3B6F1D #1D646F

split-complementary

#511D6F #646F1D #1D6F28

monochromatic

#120618 #2E103E #511D6F #742AA0 #973BCC

Accessibility & contrast

On white

11.96

#511D6F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.76

#511D6F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #511D6F

11.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##511D6F	#FFFFFF	#000000	##FFFFFF
##511D6F	1.00	11.96	1.76	11.96
#FFFFFF	11.96	1.00	21.00	1.00
#000000	1.76	21.00	1.00	21.00
##FFFFFF	11.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003471

Deuteranopia (green-blind)

#0E376D

Tritanopia (blue-blind)

#4D2F44

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #511d6f;
/* rgb */ color: rgb(81, 29, 111);
/* oklch */ color: oklch(35.3% 0.138 310.2);

Tailwind

colors: {
  custom: {
    50: '#855e99',
    500: '#511d6f',
    950: '#000000',
  },
}

SCSS

$custom: #511d6f;
$custom-light: #855e99;
$custom-dark: #000000;

JSON

{
  "hex": "#511d6f",
  "rgb": {
    "r": 81,
    "g": 29,
    "b": 111
  },
  "hsl": {
    "h": 278.049,
    "s": 58.571,
    "l": 27.451
  },
  "oklch": {
    "l": 0.35265,
    "c": 0.13753,
    "h": 310.2
  },
  "luminance": 0.03776
}

Semantic roles & 50–950 ramp

primary

#511D6F

secondary

#67A344

accent

#E2467F

background

#F8F5F9

surface

#F0E9F2

border

#CBC5CC

text

#0B050E

muted

#7C797E

Preview Lab

Preview with #511D6F

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

Preview Lab → · Contrast checker → · Palette generator →