#511755#511755

#511755 is a dark, moderate purple. Relative luminance 0.030; OKLCH L 32.7% C 0.119 H 325.1°. Best body text is #FFFFFF at 13.10:1 contrast (WCAG AA passes).

Color values

HEX	#511755
RGB	rgb(81, 23, 85)
HSL	hsl(296, 57%, 21%)
HSV	hsv(296, 73%, 33%)
CMYK	cmyk(4.7%, 72.9%, 0%, 66.7%)
CIE-LAB	lab(20.12, 35.82, -24.51)
CIE-LCH	lch(20.12, 43.40, 325.62°)
OKLab	oklab(32.68% 0.0977 -0.0681)
OKLCH	oklch(32.68% 0.119 325.1)
XYZ	xyz(5.3393, 3.0183, 8.8939)
Luminance	0.0302 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#511755 #1B5517

analogous

#321755 #511755 #55173A

triadic

#511755 #555117 #175551

tetradic

#511755 #553217 #1B5517 #173A55

square

#511755 #553217 #1B5517 #173A55

split-complementary

#511755 #3A5517 #175532

monochromatic

#170718 #230A25 #511755 #7F2485 #AD31B5

Accessibility & contrast

On white

13.10

#511755 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.60

#511755 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #511755

13.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##511755	#FFFFFF	#000000	##FFFFFF
##511755	1.00	13.10	1.60	13.10
#FFFFFF	13.10	1.00	21.00	1.00
#000000	1.60	21.00	1.00	21.00
##FFFFFF	13.10	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0A2C57

Deuteranopia (green-blind)

#233353

Tritanopia (blue-blind)

#532134

Achromatopsia (no color)

#313131

Design tokens & code

CSS

--color: #511755;
/* rgb */ color: rgb(81, 23, 85);
/* oklch */ color: oklch(32.7% 0.119 325.1);

Tailwind

colors: {
  custom: {
    50: '#845a85',
    500: '#511755',
    950: '#000000',
  },
}

SCSS

$custom: #511755;
$custom-light: #845a85;
$custom-dark: #000000;

JSON

{
  "hex": "#511755",
  "rgb": {
    "r": 81,
    "g": 23,
    "b": 85
  },
  "hsl": {
    "h": 296.129,
    "s": 57.407,
    "l": 21.176
  },
  "oklch": {
    "l": 0.3268,
    "c": 0.1191,
    "h": 325.1
  },
  "luminance": 0.03018
}

Semantic roles & 50–950 ramp

primary

#511755

secondary

#418C3C

accent

#E14751

background

#F8F5F8

surface

#EFE9EF

border

#CAC5CA

text

#0B040B

muted

#7C797C

Preview Lab

Preview with #511755

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

Preview Lab → · Contrast checker → · Palette generator →