#511774#511774

#511774 is a dark, vivid violet. Relative luminance 0.036; OKLCH L 35.0% C 0.150 H 308.8°. Best body text is #FFFFFF at 12.18:1 contrast (WCAG AA passes).

Color values

HEX	#511774
RGB	rgb(81, 23, 116)
HSL	hsl(277, 67%, 27%)
HSV	hsv(277, 80%, 45%)
CMYK	cmyk(30.2%, 80.2%, 0%, 54.5%)
CIE-LAB	lab(22.38, 42.64, -41.21)
CIE-LCH	lch(22.38, 59.30, 315.97°)
OKLab	oklab(35.01% 0.0941 -0.117)
OKLCH	oklch(35.01% 0.15 308.8)
XYZ	xyz(6.8515, 3.6232, 16.8580)
Luminance	0.0362 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#511774 #3A7417

analogous

#221774 #511774 #741769

triadic

#511774 #745117 #177451

tetradic

#511774 #742217 #3A7417 #176974

square

#511774 #742217 #3A7417 #176974

split-complementary

#511774 #697417 #177422

monochromatic

#12051A #2D0D41 #511774 #7521A7 #9730D6

Accessibility & contrast

On white

12.18

#511774 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.72

#511774 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #511774

12.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##511774	#FFFFFF	#000000	##FFFFFF
##511774	1.00	12.18	1.72	12.18
#FFFFFF	12.18	1.00	21.00	1.00
#000000	1.72	21.00	1.00	21.00
##FFFFFF	12.18	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003377

Deuteranopia (green-blind)

#003672

Tritanopia (blue-blind)

#4C2E45

Achromatopsia (no color)

#353535

Design tokens & code

CSS

--color: #511774;
/* rgb */ color: rgb(81, 23, 116);
/* oklch */ color: oklch(35.0% 0.150 308.8);

Tailwind

colors: {
  custom: {
    50: '#865b9d',
    500: '#511774',
    950: '#000000',
  },
}

SCSS

$custom: #511774;
$custom-light: #865b9d;
$custom-dark: #000000;

JSON

{
  "hex": "#511774",
  "rgb": {
    "r": 81,
    "g": 23,
    "b": 116
  },
  "hsl": {
    "h": 277.419,
    "s": 66.906,
    "l": 27.255
  },
  "oklch": {
    "l": 0.35013,
    "c": 0.15014,
    "h": 308.8
  },
  "luminance": 0.03623
}

Semantic roles & 50–950 ramp

primary

#511774

secondary

#66A93D

accent

#EA3E7F

background

#F8F5F9

surface

#F0E9F2

border

#CBC5CC

text

#0C040E

muted

#7D797E

Preview Lab

Preview with #511774

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

Preview Lab → · Contrast checker → · Palette generator →