#511F86#511F86

#511F86 is a dark, vivid violet. Relative luminance 0.045; OKLCH L 37.4% C 0.160 H 300.8°. Best body text is #FFFFFF at 11.11:1 contrast (WCAG AA passes).

Color values

HEX	#511F86
RGB	rgb(81, 31, 134)
HSL	hsl(269, 62%, 32%)
HSV	hsv(269, 77%, 53%)
CMYK	cmyk(39.6%, 76.9%, 0%, 47.5%)
CIE-LAB	lab(25.11, 43.61, -48.20)
CIE-LCH	lch(25.11, 65.00, 312.14°)
OKLab	oklab(37.4% 0.0822 -0.1376)
OKLCH	oklch(37.4% 0.16 300.8)
XYZ	xyz(8.1853, 4.4505, 22.9774)
Luminance	0.0445 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Indigo

#4B0082

ΔE00 4.13

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#511F86 #54861F

analogous

#1F2186 #511F86 #841F86

triadic

#511F86 #86511F #1F8651

tetradic

#511F86 #861F21 #54861F #1F8684

square

#511F86 #861F21 #54861F #1F8684

split-complementary

#511F86 #86841F #21861F

monochromatic

#150823 #331454 #511F86 #6F2AB8 #8E4AD5

Accessibility & contrast

On white

11.11

#511F86 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.89

#511F86 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #511F86

11.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##511F86	#FFFFFF	#000000	##FFFFFF
##511F86	1.00	11.11	1.89	11.11
#FFFFFF	11.11	1.00	21.00	1.00
#000000	1.89	21.00	1.00	21.00
##FFFFFF	11.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003B89

Deuteranopia (green-blind)

#003B84

Tritanopia (blue-blind)

#453951

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #511f86;
/* rgb */ color: rgb(81, 31, 134);
/* oklch */ color: oklch(37.4% 0.160 300.8);

Tailwind

colors: {
  custom: {
    50: '#8760aa',
    500: '#511f86',
    950: '#000000',
  },
}

SCSS

$custom: #511f86;
$custom-light: #8760aa;
$custom-dark: #000000;

JSON

{
  "hex": "#511f86",
  "rgb": {
    "r": 81,
    "g": 31,
    "b": 134
  },
  "hsl": {
    "h": 269.126,
    "s": 62.424,
    "l": 32.353
  },
  "oklch": {
    "l": 0.37401,
    "c": 0.16026,
    "h": 300.8
  },
  "luminance": 0.04451
}

Semantic roles & 50–950 ramp

primary

#511F86

secondary

#82B849

accent

#E54296

background

#F8F5FA

surface

#F0EAF4

border

#CBC6CE

text

#0C0510

muted

#7D797F

Preview Lab

Preview with #511F86

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

Preview Lab → · Contrast checker → · Palette generator →