#511558#511558

#511558 is a dark, vivid purple. Relative luminance 0.030; OKLCH L 32.7% C 0.125 H 323.4°. Best body text is #FFFFFF at 13.14:1 contrast (WCAG AA passes).

Color values

HEX	#511558
RGB	rgb(81, 21, 88)
HSL	hsl(294, 61%, 21%)
HSV	hsv(294, 76%, 35%)
CMYK	cmyk(8%, 76.1%, 0%, 65.5%)
CIE-LAB	lab(20.01, 37.29, -26.70)
CIE-LCH	lch(20.01, 45.86, 324.40°)
OKLab	oklab(32.66% 0.1001 -0.0744)
OKLCH	oklch(32.66% 0.125 323.4)
XYZ	xyz(5.4228, 2.9906, 9.5222)
Luminance	0.0299 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#511558 #1C5815

analogous

#301558 #511558 #58153E

triadic

#511558 #585115 #155851

tetradic

#511558 #583015 #1C5815 #153E58

square

#511558 #583015 #1C5815 #153E58

split-complementary

#511558 #3E5815 #155830

monochromatic

#170619 #240927 #511558 #7E2189 #AC2DBB

Accessibility & contrast

On white

13.14

#511558 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.60

#511558 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #511558

13.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##511558	#FFFFFF	#000000	##FFFFFF
##511558	1.00	13.14	1.60	13.14
#FFFFFF	13.14	1.00	21.00	1.00
#000000	1.60	21.00	1.00	21.00
##FFFFFF	13.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#012C5A

Deuteranopia (green-blind)

#203356

Tritanopia (blue-blind)

#522135

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #511558;
/* rgb */ color: rgb(81, 21, 88);
/* oklch */ color: oklch(32.7% 0.125 323.4);

Tailwind

colors: {
  custom: {
    50: '#845987',
    500: '#511558',
    950: '#000000',
  },
}

SCSS

$custom: #511558;
$custom-light: #845987;
$custom-dark: #000000;

JSON

{
  "hex": "#511558",
  "rgb": {
    "r": 81,
    "g": 21,
    "b": 88
  },
  "hsl": {
    "h": 293.731,
    "s": 61.468,
    "l": 21.373
  },
  "oklch": {
    "l": 0.32663,
    "c": 0.12471,
    "h": 323.4
  },
  "luminance": 0.0299
}

Semantic roles & 50–950 ramp

primary

#511558

secondary

#429039

accent

#E54354

background

#F8F5F8

surface

#EFE9EF

border

#CAC5CA

text

#0B040B

muted

#7C797C

Preview Lab

Preview with #511558

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

Preview Lab → · Contrast checker → · Palette generator →