#51247C#51247C

#51247C is a dark, vivid violet. Relative luminance 0.045; OKLCH L 37.2% C 0.143 H 303.6°. Best body text is #FFFFFF at 11.09:1 contrast (WCAG AA passes).

Color values

HEX	#51247C
RGB	rgb(81, 36, 124)
HSL	hsl(271, 55%, 31%)
HSV	hsv(271, 71%, 49%)
CMYK	cmyk(34.7%, 71%, 0%, 51.4%)
CIE-LAB	lab(25.16, 38.59, -41.82)
CIE-LCH	lch(25.16, 56.90, 312.70°)
OKLab	oklab(37.18% 0.0789 -0.1189)
OKLCH	oklch(37.18% 0.143 303.6)
XYZ	xyz(7.6615, 4.4663, 19.5233)
Luminance	0.0447 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Indigo

#4B0082

ΔE00 5.52

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51247C #4F7C24

analogous

#25247C #51247C #7C247B

triadic

#51247C #7C5124 #247C51

tetradic

#51247C #7C2524 #4F7C24 #247B7C

square

#51247C #7C2524 #4F7C24 #247B7C

split-complementary

#51247C #7B7C24 #247C25

monochromatic

#13081D #32164D #51247C #7032AB #8F4FCC

Accessibility & contrast

On white

11.09

#51247C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.89

#51247C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #51247C

11.09:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51247C	#FFFFFF	#000000	##FFFFFF
##51247C	1.00	11.09	1.89	11.09
#FFFFFF	11.09	1.00	21.00	1.00
#000000	1.89	21.00	1.00	21.00
##FFFFFF	11.09	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003B7F

Deuteranopia (green-blind)

#003C7A

Tritanopia (blue-blind)

#49384D

Achromatopsia (no color)

#3C3C3C

Design tokens & code

CSS

--color: #51247c;
/* rgb */ color: rgb(81, 36, 124);
/* oklch */ color: oklch(37.2% 0.143 303.6);

Tailwind

colors: {
  custom: {
    50: '#8662a3',
    500: '#51247c',
    950: '#000000',
  },
}

SCSS

$custom: #51247c;
$custom-light: #8662a3;
$custom-dark: #000000;

JSON

{
  "hex": "#51247c",
  "rgb": {
    "r": 81,
    "g": 36,
    "b": 124
  },
  "hsl": {
    "h": 270.682,
    "s": 55,
    "l": 31.373
  },
  "oklch": {
    "l": 0.3718,
    "c": 0.14265,
    "h": 303.6
  },
  "luminance": 0.04466
}

Semantic roles & 50–950 ramp

primary

#51247C

secondary

#7DAE4D

accent

#DE4992

background

#F8F6FA

surface

#F0EBF4

border

#CBC6CE

text

#0B050F

muted

#7C7A7F

Preview Lab

Preview with #51247C

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

Preview Lab → · Contrast checker → · Palette generator →