#511A7A#511A7A

#511A7A is a dark, vivid violet. Relative luminance 0.039; OKLCH L 35.8% C 0.153 H 305.9°. Best body text is #FFFFFF at 11.81:1 contrast (WCAG AA passes).

Color values

HEX	#511A7A
RGB	rgb(81, 26, 122)
HSL	hsl(274, 65%, 29%)
HSV	hsv(274, 79%, 48%)
CMYK	cmyk(33.6%, 78.7%, 0%, 52.2%)
CIE-LAB	lab(23.32, 42.83, -43.54)
CIE-LCH	lch(23.32, 61.07, 314.53°)
OKLab	oklab(35.82% 0.0898 -0.1239)
OKLCH	oklch(35.82% 0.153 305.9)
XYZ	xyz(7.2748, 3.8933, 18.7768)
Luminance	0.0389 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#511A7A #437A1A

analogous

#211A7A #511A7A #7A1A73

triadic

#511A7A #7A511A #1A7A51

tetradic

#511A7A #7A211A #437A1A #1A737A

square

#511A7A #7A211A #437A1A #1A737A

split-complementary

#511A7A #737A1A #1A7A21

monochromatic

#110519 #300F48 #511A7A #7225AC #9339D5

Accessibility & contrast

On white

11.81

#511A7A on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.78

#511A7A on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #511A7A

11.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##511A7A	#FFFFFF	#000000	##FFFFFF
##511A7A	1.00	11.81	1.78	11.81
#FFFFFF	11.81	1.00	21.00	1.00
#000000	1.78	21.00	1.00	21.00
##FFFFFF	11.81	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00367D

Deuteranopia (green-blind)

#003878

Tritanopia (blue-blind)

#4A3249

Achromatopsia (no color)

#383838

Design tokens & code

CSS

--color: #511a7a;
/* rgb */ color: rgb(81, 26, 122);
/* oklch */ color: oklch(35.8% 0.153 305.9);

Tailwind

colors: {
  custom: {
    50: '#865da1',
    500: '#511a7a',
    950: '#000000',
  },
}

SCSS

$custom: #511a7a;
$custom-light: #865da1;
$custom-dark: #000000;

JSON

{
  "hex": "#511a7a",
  "rgb": {
    "r": 81,
    "g": 26,
    "b": 122
  },
  "hsl": {
    "h": 274.375,
    "s": 64.865,
    "l": 29.02
  },
  "oklch": {
    "l": 0.35823,
    "c": 0.15301,
    "h": 305.9
  },
  "luminance": 0.03893
}

Semantic roles & 50–950 ramp

primary

#511A7A

secondary

#70AE41

accent

#E84088

background

#F8F5FA

surface

#F0E9F3

border

#CBC5CD

text

#0C040F

muted

#7D797F

Preview Lab

Preview with #511A7A

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

Preview Lab → · Contrast checker → · Palette generator →