#511657#511657

#511657 is a dark, vivid purple. Relative luminance 0.030; OKLCH L 32.7% C 0.122 H 323.9°. Best body text is #FFFFFF at 13.11:1 contrast (WCAG AA passes).

Color values

HEX	#511657
RGB	rgb(81, 22, 87)
HSL	hsl(294, 60%, 21%)
HSV	hsv(294, 75%, 34%)
CMYK	cmyk(6.9%, 74.7%, 0%, 65.9%)
CIE-LAB	lab(20.09, 36.66, -25.89)
CIE-LCH	lch(20.09, 44.88, 324.77°)
OKLab	oklab(32.7% 0.0989 -0.0721)
OKLCH	oklch(32.7% 0.122 323.9)
XYZ	xyz(5.4004, 3.0116, 9.3118)
Luminance	0.0301 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#511657 #1C5716

analogous

#311657 #511657 #57163D

triadic

#511657 #575116 #165751

tetradic

#511657 #573116 #1C5716 #163D57

square

#511657 #573116 #1C5716 #163D57

split-complementary

#511657 #3D5716 #165731

monochromatic

#170618 #240A26 #511657 #7E2288 #AC2FB9

Accessibility & contrast

On white

13.11

#511657 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.60

#511657 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #511657

13.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##511657	#FFFFFF	#000000	##FFFFFF
##511657	1.00	13.11	1.60	13.11
#FFFFFF	13.11	1.00	21.00	1.00
#000000	1.60	21.00	1.00	21.00
##FFFFFF	13.11	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#052C59

Deuteranopia (green-blind)

#213355

Tritanopia (blue-blind)

#532134

Achromatopsia (no color)

#303030

Design tokens & code

CSS

--color: #511657;
/* rgb */ color: rgb(81, 22, 87);
/* oklch */ color: oklch(32.7% 0.122 323.9);

Tailwind

colors: {
  custom: {
    50: '#845987',
    500: '#511657',
    950: '#000000',
  },
}

SCSS

$custom: #511657;
$custom-light: #845987;
$custom-dark: #000000;

JSON

{
  "hex": "#511657",
  "rgb": {
    "r": 81,
    "g": 22,
    "b": 87
  },
  "hsl": {
    "h": 294.462,
    "s": 59.633,
    "l": 21.373
  },
  "oklch": {
    "l": 0.32702,
    "c": 0.12242,
    "h": 323.9
  },
  "luminance": 0.03011
}

Semantic roles & 50–950 ramp

primary

#511657

secondary

#428E3A

accent

#E34554

background

#F8F5F8

surface

#EFE9EF

border

#CAC5CA

text

#0B040B

muted

#7C797C

Preview Lab

Preview with #511657

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

Preview Lab → · Contrast checker → · Palette generator →