#511F7A#511F7A

#511F7A is a dark, vivid violet. Relative luminance 0.041; OKLCH L 36.4% C 0.147 H 305.2°. Best body text is #FFFFFF at 11.50:1 contrast (WCAG AA passes).

Color values

HEX	#511F7A
RGB	rgb(81, 31, 122)
HSL	hsl(273, 59%, 30%)
HSV	hsv(273, 75%, 48%)
CMYK	cmyk(33.6%, 74.6%, 0%, 52.2%)
CIE-LAB	lab(24.11, 40.56, -42.24)
CIE-LCH	lch(24.11, 58.57, 313.84°)
OKLab	oklab(36.39% 0.0847 -0.1201)
OKLCH	oklch(36.39% 0.147 305.2)
XYZ	xyz(7.3954, 4.1345, 18.8170)
Luminance	0.0413 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#511F7A #487A1F

analogous

#241F7A #511F7A #7A1F75

triadic

#511F7A #7A511F #1F7A51

tetradic

#511F7A #7A241F #487A1F #1F757A

square

#511F7A #7A241F #487A1F #1F757A

split-complementary

#511F7A #757A1F #1F7A24

monochromatic

#100618 #311349 #511F7A #712BAB #9144CF

Accessibility & contrast

On white

11.50

#511F7A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.83

#511F7A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #511F7A

11.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##511F7A	#FFFFFF	#000000	##FFFFFF
##511F7A	1.00	11.50	1.83	11.50
#FFFFFF	11.50	1.00	21.00	1.00
#000000	1.83	21.00	1.00	21.00
##FFFFFF	11.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00387D

Deuteranopia (green-blind)

#003978

Tritanopia (blue-blind)

#49354A

Achromatopsia (no color)

#393939

Design tokens & code

CSS

--color: #511f7a;
/* rgb */ color: rgb(81, 31, 122);
/* oklch */ color: oklch(36.4% 0.147 305.2);

Tailwind

colors: {
  custom: {
    50: '#8660a1',
    500: '#511f7a',
    950: '#000000',
  },
}

SCSS

$custom: #511f7a;
$custom-light: #8660a1;
$custom-dark: #000000;

JSON

{
  "hex": "#511f7a",
  "rgb": {
    "r": 81,
    "g": 31,
    "b": 122
  },
  "hsl": {
    "h": 272.967,
    "s": 59.477,
    "l": 30
  },
  "oklch": {
    "l": 0.36385,
    "c": 0.14699,
    "h": 305.2
  },
  "luminance": 0.04134
}

Semantic roles & 50–950 ramp

primary

#511F7A

secondary

#75AD47

accent

#E3458C

background

#F8F5FA

surface

#F0EAF3

border

#CBC6CD

text

#0C050F

muted

#7D797F

Preview Lab

Preview with #511F7A

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

Preview Lab → · Contrast checker → · Palette generator →