#511A72#511A72

#511A72 is a dark, vivid violet. Relative luminance 0.037; OKLCH L 35.2% C 0.145 H 309.3°. Best body text is #FFFFFF at 12.06:1 contrast (WCAG AA passes).

Color values

HEX	#511A72
RGB	rgb(81, 26, 114)
HSL	hsl(278, 63%, 27%)
HSV	hsv(278, 77%, 45%)
CMYK	cmyk(28.9%, 77.2%, 0%, 55.3%)
CIE-LAB	lab(22.66, 40.90, -39.47)
CIE-LCH	lch(22.66, 56.84, 316.02°)
OKLab	oklab(35.16% 0.0915 -0.1119)
OKLCH	oklch(35.16% 0.145 309.3)
XYZ	xyz(6.7994, 3.7032, 16.2729)
Luminance	0.0370 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#511A72 #3B721A

analogous

#251A72 #511A72 #721A67

triadic

#511A72 #72511A #1A7251

tetradic

#511A72 #72251A #3B721A #1A6772

square

#511A72 #72251A #3B721A #1A6772

split-complementary

#511A72 #67721A #1A7225

monochromatic

#120619 #2E0F40 #511A72 #7425A4 #9735D1

Accessibility & contrast

On white

12.06

#511A72 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.74

#511A72 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #511A72

12.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##511A72	#FFFFFF	#000000	##FFFFFF
##511A72	1.00	12.06	1.74	12.06
#FFFFFF	12.06	1.00	21.00	1.00
#000000	1.74	21.00	1.00	21.00
##FFFFFF	12.06	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003474

Deuteranopia (green-blind)

#023770

Tritanopia (blue-blind)

#4C2F45

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #511a72;
/* rgb */ color: rgb(81, 26, 114);
/* oklch */ color: oklch(35.2% 0.145 309.3);

Tailwind

colors: {
  custom: {
    50: '#865d9b',
    500: '#511a72',
    950: '#000000',
  },
}

SCSS

$custom: #511a72;
$custom-light: #865d9b;
$custom-dark: #000000;

JSON

{
  "hex": "#511a72",
  "rgb": {
    "r": 81,
    "g": 26,
    "b": 114
  },
  "hsl": {
    "h": 277.5,
    "s": 62.857,
    "l": 27.451
  },
  "oklch": {
    "l": 0.3516,
    "c": 0.14458,
    "h": 309.3
  },
  "luminance": 0.03703
}

Semantic roles & 50–950 ramp

primary

#511A72

secondary

#67A741

accent

#E6427F

background

#F8F5F9

surface

#F0E9F2

border

#CBC5CC

text

#0B040E

muted

#7C797E

Preview Lab

Preview with #511A72

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

Preview Lab → · Contrast checker → · Palette generator →