#51156D#51156D

#51156D is a dark, vivid purple. Relative luminance 0.034; OKLCH L 34.2% C 0.145 H 312.1°. Best body text is #FFFFFF at 12.51:1 contrast (WCAG AA passes).

Color values

HEX	#51156D
RGB	rgb(81, 21, 109)
HSL	hsl(281, 68%, 25%)
HSV	hsv(281, 81%, 43%)
CMYK	cmyk(25.7%, 80.7%, 0%, 57.3%)
CIE-LAB	lab(21.54, 41.82, -38.06)
CIE-LCH	lch(21.54, 56.55, 317.69°)
OKLab	oklab(34.24% 0.0975 -0.1077)
OKLCH	oklch(34.24% 0.145 312.1)
XYZ	xyz(6.4213, 3.3900, 14.7811)
Luminance	0.0339 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51156D #316D15

analogous

#25156D #51156D #6D155D

triadic

#51156D #6D5115 #156D51

tetradic

#51156D #6D2515 #316D15 #155D6D

square

#51156D #6D2515 #316D15 #155D6D

split-complementary

#51156D #5D6D15 #156D25

monochromatic

#13051A #2B0B3A #51156D #771FA0 #9D29D4

Accessibility & contrast

On white

12.51

#51156D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.68

#51156D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #51156D

12.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51156D	#FFFFFF	#000000	##FFFFFF
##51156D	1.00	12.51	1.68	12.51
#FFFFFF	12.51	1.00	21.00	1.00
#000000	1.68	21.00	1.00	21.00
##FFFFFF	12.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00316F

Deuteranopia (green-blind)

#06356B

Tritanopia (blue-blind)

#4E2A40

Achromatopsia (no color)

#343434

Design tokens & code

CSS

--color: #51156d;
/* rgb */ color: rgb(81, 21, 109);
/* oklch */ color: oklch(34.2% 0.145 312.1);

Tailwind

colors: {
  custom: {
    50: '#865a97',
    500: '#51156d',
    950: '#000000',
  },
}

SCSS

$custom: #51156d;
$custom-light: #865a97;
$custom-dark: #000000;

JSON

{
  "hex": "#51156d",
  "rgb": {
    "r": 81,
    "g": 21,
    "b": 109
  },
  "hsl": {
    "h": 280.909,
    "s": 67.692,
    "l": 25.49
  },
  "oklch": {
    "l": 0.34243,
    "c": 0.14527,
    "h": 312.1
  },
  "luminance": 0.0339
}

Semantic roles & 50–950 ramp

primary

#51156D

secondary

#5CA33A

accent

#EB3D74

background

#F8F5F9

surface

#F0E9F2

border

#CBC5CC

text

#0B040D

muted

#7C797E

Preview Lab

Preview with #51156D

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

Preview Lab → · Contrast checker → · Palette generator →