#511158#511158

#511158 is a dark, vivid purple. Relative luminance 0.029; OKLCH L 32.3% C 0.130 H 323.6°. Best body text is #FFFFFF at 13.37:1 contrast (WCAG AA passes).

Color values

HEX	#511158
RGB	rgb(81, 17, 88)
HSL	hsl(294, 68%, 21%)
HSV	hsv(294, 81%, 35%)
CMYK	cmyk(8%, 80.7%, 0%, 65.5%)
CIE-LAB	lab(19.45, 38.86, -27.58)
CIE-LCH	lch(19.45, 47.65, 324.64°)
OKLab	oklab(32.27% 0.1044 -0.077)
OKLCH	oklch(32.27% 0.13 323.6)
XYZ	xyz(5.3551, 2.8551, 9.4997)
Luminance	0.0285 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#511158 #185811

analogous

#2E1158 #511158 #58113B

triadic

#511158 #585111 #115851

tetradic

#511158 #582E11 #185811 #113B58

square

#511158 #582E11 #185811 #113B58

split-complementary

#511158 #3B5811 #11582E

monochromatic

#18051A #220725 #511158 #801B8B #AF25BF

Accessibility & contrast

On white

13.37

#511158 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.57

#511158 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #511158

13.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##511158	#FFFFFF	#000000	##FFFFFF
##511158	1.00	13.37	1.57	13.37
#FFFFFF	13.37	1.00	21.00	1.00
#000000	1.57	21.00	1.00	21.00
##FFFFFF	13.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#002A5A

Deuteranopia (green-blind)

#1E3256

Tritanopia (blue-blind)

#521E34

Achromatopsia (no color)

#2F2F2F

Design tokens & code

CSS

--color: #511158;
/* rgb */ color: rgb(81, 17, 88);
/* oklch */ color: oklch(32.3% 0.130 323.6);

Tailwind

colors: {
  custom: {
    50: '#855787',
    500: '#511158',
    950: '#000000',
  },
}

SCSS

$custom: #511158;
$custom-light: #855787;
$custom-dark: #000000;

JSON

{
  "hex": "#511158",
  "rgb": {
    "r": 81,
    "g": 17,
    "b": 88
  },
  "hsl": {
    "h": 294.085,
    "s": 67.619,
    "l": 20.588
  },
  "oklch": {
    "l": 0.3227,
    "c": 0.12968,
    "h": 323.6
  },
  "luminance": 0.02855
}

Semantic roles & 50–950 ramp

primary

#511158

secondary

#3D9134

accent

#EA3D4E

background

#F8F5F8

surface

#EFE9EF

border

#CAC5CA

text

#0B030B

muted

#7C787C

Preview Lab

Preview with #511158

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

Preview Lab → · Contrast checker → · Palette generator →