#511170#511170

#511170 is a dark, vivid purple. Relative luminance 0.033; OKLCH L 34.1% C 0.152 H 311.2°. Best body text is #FFFFFF at 12.62:1 contrast (WCAG AA passes).

Color values

HEX	#511170
RGB	rgb(81, 17, 112)
HSL	hsl(280, 74%, 25%)
HSV	hsv(280, 85%, 44%)
CMYK	cmyk(27.7%, 84.8%, 0%, 56.1%)
CIE-LAB	lab(21.28, 43.95, -40.42)
CIE-LCH	lch(21.28, 59.72, 317.40°)
OKLab	oklab(34.14% 0.1003 -0.1146)
OKLCH	oklch(34.14% 0.152 311.2)
XYZ	xyz(6.5179, 3.3202, 15.6236)
Luminance	0.0332 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#511170 #307011

analogous

#211170 #511170 #70115F

triadic

#511170 #705111 #117051

tetradic

#511170 #702111 #307011 #115F70

square

#511170 #702111 #307011 #115F70

split-complementary

#511170 #5F7011 #117021

monochromatic

#13041B #2B093B #511170 #7719A5 #9E21DA

Accessibility & contrast

On white

12.62

#511170 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.66

#511170 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #511170

12.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##511170	#FFFFFF	#000000	##FFFFFF
##511170	1.00	12.62	1.66	12.62
#FFFFFF	12.62	1.00	21.00	1.00
#000000	1.66	21.00	1.00	21.00
##FFFFFF	12.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003073

Deuteranopia (green-blind)

#00346E

Tritanopia (blue-blind)

#4D2A41

Achromatopsia (no color)

#333333

Design tokens & code

CSS

--color: #511170;
/* rgb */ color: rgb(81, 17, 112);
/* oklch */ color: oklch(34.1% 0.152 311.2);

Tailwind

colors: {
  custom: {
    50: '#86599a',
    500: '#511170',
    950: '#000000',
  },
}

SCSS

$custom: #511170;
$custom-light: #86599a;
$custom-dark: #000000;

JSON

{
  "hex": "#511170",
  "rgb": {
    "r": 81,
    "g": 17,
    "b": 112
  },
  "hsl": {
    "h": 280.421,
    "s": 73.643,
    "l": 25.294
  },
  "oklch": {
    "l": 0.34138,
    "c": 0.15231,
    "h": 311.2
  },
  "luminance": 0.0332
}

Semantic roles & 50–950 ramp

primary

#511170

secondary

#5BA735

accent

#F03774

background

#F8F5F9

surface

#F0E9F2

border

#CBC5CC

text

#0C040E

muted

#7D797E

Preview Lab

Preview with #511170

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

Preview Lab → · Contrast checker → · Palette generator →