#511E70#511E70

#511E70 is a dark, vivid violet. Relative luminance 0.038; OKLCH L 35.5% C 0.137 H 309.6°. Best body text is #FFFFFF at 11.87:1 contrast (WCAG AA passes).

Color values

HEX	#511E70
RGB	rgb(81, 30, 112)
HSL	hsl(277, 58%, 28%)
HSV	hsv(277, 73%, 44%)
CMYK	cmyk(27.7%, 73.2%, 0%, 56.1%)
CIE-LAB	lab(23.16, 38.58, -37.38)
CIE-LCH	lch(23.16, 53.72, 315.90°)
OKLab	oklab(35.46% 0.0875 -0.1058)
OKLCH	oklch(35.46% 0.137 309.6)
XYZ	xyz(6.7817, 3.8479, 15.7115)
Luminance	0.0385 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#511E70 #3D701E

analogous

#281E70 #511E70 #701E66

triadic

#511E70 #70511E #1E7051

tetradic

#511E70 #70281E #3D701E #1E6670

square

#511E70 #70281E #3D701E #1E6670

split-complementary

#511E70 #66701E #1E7028

monochromatic

#110618 #2E1140 #511E70 #742BA0 #953DCB

Accessibility & contrast

On white

11.87

#511E70 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.77

#511E70 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #511E70

11.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##511E70	#FFFFFF	#000000	##FFFFFF
##511E70	1.00	11.87	1.77	11.87
#FFFFFF	11.87	1.00	21.00	1.00
#000000	1.77	21.00	1.00	21.00
##FFFFFF	11.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003572

Deuteranopia (green-blind)

#0E386E

Tritanopia (blue-blind)

#4D3044

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #511e70;
/* rgb */ color: rgb(81, 30, 112);
/* oklch */ color: oklch(35.5% 0.137 309.6);

Tailwind

colors: {
  custom: {
    50: '#855f9a',
    500: '#511e70',
    950: '#000000',
  },
}

SCSS

$custom: #511e70;
$custom-light: #855f9a;
$custom-dark: #000000;

JSON

{
  "hex": "#511e70",
  "rgb": {
    "r": 81,
    "g": 30,
    "b": 112
  },
  "hsl": {
    "h": 277.317,
    "s": 57.746,
    "l": 27.843
  },
  "oklch": {
    "l": 0.35464,
    "c": 0.13727,
    "h": 309.6
  },
  "luminance": 0.03848
}

Semantic roles & 50–950 ramp

primary

#511E70

secondary

#69A446

accent

#E14781

background

#F8F5F9

surface

#F0E9F2

border

#CBC5CC

text

#0B050E

muted

#7C797E

Preview Lab

Preview with #511E70

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

Preview Lab → · Contrast checker → · Palette generator →