#511C6F#511C6F

#511C6F is a dark, vivid violet. Relative luminance 0.037; OKLCH L 35.1% C 0.139 H 310.3°. Best body text is #FFFFFF at 12.03:1 contrast (WCAG AA passes).

Color values

HEX	#511C6F
RGB	rgb(81, 28, 111)
HSL	hsl(278, 60%, 27%)
HSV	hsv(278, 75%, 44%)
CMYK	cmyk(27%, 74.8%, 0%, 56.5%)
CIE-LAB	lab(22.75, 39.29, -37.40)
CIE-LCH	lch(22.75, 54.24, 316.41°)
OKLab	oklab(35.15% 0.0899 -0.1058)
OKLCH	oklch(35.15% 0.139 310.3)
XYZ	xyz(6.6773, 3.7277, 15.4036)
Luminance	0.0373 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#511C6F #3A6F1C

analogous

#271C6F #511C6F #6F1C64

triadic

#511C6F #6F511C #1C6F51

tetradic

#511C6F #6F271C #3A6F1C #1C646F

square

#511C6F #6F271C #3A6F1C #1C646F

split-complementary

#511C6F #646F1C #1C6F27

monochromatic

#120618 #2D103E #511C6F #7528A0 #9738CD

Accessibility & contrast

On white

12.03

#511C6F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.75

#511C6F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #511C6F

12.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##511C6F	#FFFFFF	#000000	##FFFFFF
##511C6F	1.00	12.03	1.75	12.03
#FFFFFF	12.03	1.00	21.00	1.00
#000000	1.75	21.00	1.00	21.00
##FFFFFF	12.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003471

Deuteranopia (green-blind)

#0D376D

Tritanopia (blue-blind)

#4D2E43

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #511c6f;
/* rgb */ color: rgb(81, 28, 111);
/* oklch */ color: oklch(35.1% 0.139 310.3);

Tailwind

colors: {
  custom: {
    50: '#855d99',
    500: '#511c6f',
    950: '#000000',
  },
}

SCSS

$custom: #511c6f;
$custom-light: #855d99;
$custom-dark: #000000;

JSON

{
  "hex": "#511c6f",
  "rgb": {
    "r": 81,
    "g": 28,
    "b": 111
  },
  "hsl": {
    "h": 278.313,
    "s": 59.712,
    "l": 27.255
  },
  "oklch": {
    "l": 0.35146,
    "c": 0.13886,
    "h": 310.3
  },
  "luminance": 0.03728
}

Semantic roles & 50–950 ramp

primary

#511C6F

secondary

#66A443

accent

#E3457E

background

#F8F5F9

surface

#F0E9F2

border

#CBC5CC

text

#0B040E

muted

#7C797E

Preview Lab

Preview with #511C6F

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

Preview Lab → · Contrast checker → · Palette generator →