#51218B#51218B

#51218B is a dark, vivid violet. Relative luminance 0.047; OKLCH L 38.1% C 0.164 H 298.9°. Best body text is #FFFFFF at 10.82:1 contrast (WCAG AA passes).

Color values

HEX	#51218B
RGB	rgb(81, 33, 139)
HSL	hsl(267, 62%, 34%)
HSV	hsv(267, 76%, 55%)
CMYK	cmyk(41.7%, 76.3%, 0%, 45.5%)
CIE-LAB	lab(25.87, 43.98, -50.08)
CIE-LCH	lch(25.87, 66.65, 311.29°)
OKLab	oklab(38.07% 0.079 -0.1431)
OKLCH	oklch(38.07% 0.164 298.9)
XYZ	xyz(8.5962, 4.7010, 24.8756)
Luminance	0.0470 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51218B #5B8B21

analogous

#21268B #51218B #86218B

triadic

#51218B #8B5121 #218B51

tetradic

#51218B #8B2126 #5B8B21 #218B86

square

#51218B #8B2126 #5B8B21 #218B86

split-complementary

#51218B #8B8621 #268B21

monochromatic

#170A28 #34155A #51218B #6E2DBC #8D51D6

Accessibility & contrast

On white

10.82

#51218B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.94

#51218B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #51218B

10.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51218B	#FFFFFF	#000000	##FFFFFF
##51218B	1.00	10.82	1.94	10.82
#FFFFFF	10.82	1.00	21.00	1.00
#000000	1.94	21.00	1.00	21.00
##FFFFFF	10.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003D8E

Deuteranopia (green-blind)

#003C89

Tritanopia (blue-blind)

#433C54

Achromatopsia (no color)

#3D3D3D

Design tokens & code

CSS

--color: #51218b;
/* rgb */ color: rgb(81, 33, 139);
/* oklch */ color: oklch(38.1% 0.164 298.9);

Tailwind

colors: {
  custom: {
    50: '#8861ae',
    500: '#51218b',
    950: '#000000',
  },
}

SCSS

$custom: #51218b;
$custom-light: #8861ae;
$custom-dark: #000000;

JSON

{
  "hex": "#51218b",
  "rgb": {
    "r": 81,
    "g": 33,
    "b": 139
  },
  "hsl": {
    "h": 267.17,
    "s": 61.628,
    "l": 33.725
  },
  "oklch": {
    "l": 0.38068,
    "c": 0.16352,
    "h": 298.9
  },
  "luminance": 0.04701
}

Semantic roles & 50–950 ramp

primary

#51218B

secondary

#89B94F

accent

#E5439C

background

#F8F5FA

surface

#F0EAF4

border

#CBC6CE

text

#0C0510

muted

#7D797F

Preview Lab

Preview with #51218B

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

Preview Lab → · Contrast checker → · Palette generator →