#511575#511575

#511575 is a dark, vivid violet. Relative luminance 0.036; OKLCH L 34.9% C 0.153 H 308.6°. Best body text is #FFFFFF at 12.25:1 contrast (WCAG AA passes).

Color values

HEX	#511575
RGB	rgb(81, 21, 117)
HSL	hsl(278, 70%, 27%)
HSV	hsv(278, 82%, 46%)
CMYK	cmyk(30.8%, 82.1%, 0%, 54.1%)
CIE-LAB	lab(22.20, 43.66, -42.16)
CIE-LCH	lch(22.20, 60.69, 316.00°)
OKLab	oklab(34.91% 0.0956 -0.1198)
OKLCH	oklch(34.91% 0.153 308.6)
XYZ	xyz(6.8717, 3.5701, 17.1533)
Luminance	0.0357 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#511575 #397515

analogous

#211575 #511575 #751569

triadic

#511575 #755115 #157551

tetradic

#511575 #752115 #397515 #156975

square

#511575 #752115 #397515 #156975

split-complementary

#511575 #697515 #157521

monochromatic

#12051A #2D0C41 #511575 #751EA9 #982BD9

Accessibility & contrast

On white

12.25

#511575 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.71

#511575 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #511575

12.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##511575	#FFFFFF	#000000	##FFFFFF
##511575	1.00	12.25	1.71	12.25
#FFFFFF	12.25	1.00	21.00	1.00
#000000	1.71	21.00	1.00	21.00
##FFFFFF	12.25	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003378

Deuteranopia (green-blind)

#003673

Tritanopia (blue-blind)

#4B2E45

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #511575;
/* rgb */ color: rgb(81, 21, 117);
/* oklch */ color: oklch(34.9% 0.153 308.6);

Tailwind

colors: {
  custom: {
    50: '#865a9d',
    500: '#511575',
    950: '#000000',
  },
}

SCSS

$custom: #511575;
$custom-light: #865a9d;
$custom-dark: #000000;

JSON

{
  "hex": "#511575",
  "rgb": {
    "r": 81,
    "g": 21,
    "b": 117
  },
  "hsl": {
    "h": 277.5,
    "s": 69.565,
    "l": 27.059
  },
  "oklch": {
    "l": 0.34907,
    "c": 0.15328,
    "h": 308.6
  },
  "luminance": 0.0357
}

Semantic roles & 50–950 ramp

primary

#511575

secondary

#65AB3B

accent

#EC3B7E

background

#F8F5F9

surface

#F0E9F2

border

#CBC5CC

text

#0C040E

muted

#7D797E

Preview Lab

Preview with #511575

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

Preview Lab → · Contrast checker → · Palette generator →