#511A5A#511A5A

#511A5A is a dark, moderate purple. Relative luminance 0.032; OKLCH L 33.4% C 0.120 H 321.8°. Best body text is #FFFFFF at 12.76:1 contrast (WCAG AA passes).

Color values

HEX	#511A5A
RGB	rgb(81, 26, 90)
HSL	hsl(292, 55%, 23%)
HSV	hsv(292, 71%, 35%)
CMYK	cmyk(10%, 71.1%, 0%, 64.7%)
CIE-LAB	lab(20.93, 35.47, -26.56)
CIE-LCH	lch(20.93, 44.31, 323.18°)
OKLab	oklab(33.37% 0.094 -0.0741)
OKLCH	oklch(33.37% 0.12 321.8)
XYZ	xyz(5.6080, 3.2266, 9.9983)
Luminance	0.0323 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#511A5A #235A1A

analogous

#311A5A #511A5A #5A1A43

triadic

#511A5A #5A511A #1A5A51

tetradic

#511A5A #5A311A #235A1A #1A435A

square

#511A5A #5A311A #235A1A #1A435A

split-complementary

#511A5A #435A1A #1A5A31

monochromatic

#150718 #260C2B #511A5A #7C2889 #A635B9

Accessibility & contrast

On white

12.76

#511A5A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.65

#511A5A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #511A5A

12.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##511A5A	#FFFFFF	#000000	##FFFFFF
##511A5A	1.00	12.76	1.65	12.76
#FFFFFF	12.76	1.00	21.00	1.00
#000000	1.65	21.00	1.00	21.00
##FFFFFF	12.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#082E5C

Deuteranopia (green-blind)

#223458

Tritanopia (blue-blind)

#522537

Achromatopsia (no color)

#323232

Design tokens & code

CSS

--color: #511a5a;
/* rgb */ color: rgb(81, 26, 90);
/* oklch */ color: oklch(33.4% 0.120 321.8);

Tailwind

colors: {
  custom: {
    50: '#845c89',
    500: '#511a5a',
    950: '#000000',
  },
}

SCSS

$custom: #511a5a;
$custom-light: #845c89;
$custom-dark: #000000;

JSON

{
  "hex": "#511a5a",
  "rgb": {
    "r": 81,
    "g": 26,
    "b": 90
  },
  "hsl": {
    "h": 291.563,
    "s": 55.172,
    "l": 22.745
  },
  "oklch": {
    "l": 0.33369,
    "c": 0.11965,
    "h": 321.8
  },
  "luminance": 0.03226
}

Semantic roles & 50–950 ramp

primary

#511A5A

secondary

#4B9040

accent

#DF495E

background

#F8F5F8

surface

#EFE9F0

border

#CAC5CB

text

#0B040B

muted

#7C797C

Preview Lab

Preview with #511A5A

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

Preview Lab → · Contrast checker → · Palette generator →