#511551#511551

#511551 is a dark, moderate purple. Relative luminance 0.029; OKLCH L 32.2% C 0.118 H 327.9°. Best body text is #FFFFFF at 13.32:1 contrast (WCAG AA passes).

Color values

HEX	#511551
RGB	rgb(81, 21, 81)
HSL	hsl(300, 59%, 20%)
HSV	hsv(300, 74%, 32%)
CMYK	cmyk(0%, 74.1%, 0%, 68.2%)
CIE-LAB	lab(19.56, 35.90, -22.70)
CIE-LCH	lch(19.56, 42.47, 327.69°)
OKLab	oklab(32.2% 0.1001 -0.0628)
OKLCH	oklch(32.2% 0.118 327.9)
XYZ	xyz(5.1466, 2.8801, 8.0678)
Luminance	0.0288 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#511551 #155115

analogous

#331551 #511551 #511533

triadic

#511551 #515115 #155151

tetradic

#511551 #513315 #155115 #153351

square

#511551 #513315 #155115 #153351

split-complementary

#511551 #335115 #155133

monochromatic

#180618 #200820 #511551 #822282 #B22EB2

Accessibility & contrast

On white

13.32

#511551 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.58

#511551 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #511551

13.32:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##511551	#FFFFFF	#000000	##FFFFFF
##511551	1.00	13.32	1.58	13.32
#FFFFFF	13.32	1.00	21.00	1.00
#000000	1.58	21.00	1.00	21.00
##FFFFFF	13.32	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0C2A53

Deuteranopia (green-blind)

#24324F

Tritanopia (blue-blind)

#541E31

Achromatopsia (no color)

#2F2F2F

Design tokens & code

CSS

--color: #511551;
/* rgb */ color: rgb(81, 21, 81);
/* oklch */ color: oklch(32.2% 0.118 327.9);

Tailwind

colors: {
  custom: {
    50: '#845982',
    500: '#511551',
    950: '#000000',
  },
}

SCSS

$custom: #511551;
$custom-light: #845982;
$custom-dark: #000000;

JSON

{
  "hex": "#511551",
  "rgb": {
    "r": 81,
    "g": 21,
    "b": 81
  },
  "hsl": {
    "h": 300,
    "s": 58.824,
    "l": 20
  },
  "oklch": {
    "l": 0.32196,
    "c": 0.11816,
    "h": 327.9
  },
  "luminance": 0.0288
}

Semantic roles & 50–950 ramp

primary

#511551

secondary

#398939

accent

#E24646

background

#F8F5F7

surface

#EFE9EE

border

#CAC5C9

text

#0B040A

muted

#7C797C

Preview Lab

Preview with #511551

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

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