#51217E#51217E

#51217E is a dark, vivid violet. Relative luminance 0.043; OKLCH L 37.0% C 0.149 H 303.3°. Best body text is #FFFFFF at 11.24:1 contrast (WCAG AA passes).

Color values

HEX	#51217E
RGB	rgb(81, 33, 126)
HSL	hsl(271, 58%, 31%)
HSV	hsv(271, 74%, 49%)
CMYK	cmyk(35.7%, 73.8%, 0%, 50.6%)
CIE-LAB	lab(24.78, 40.61, -43.70)
CIE-LCH	lch(24.78, 59.66, 312.90°)
OKLab	oklab(36.96% 0.0819 -0.1244)
OKLCH	oklch(36.96% 0.149 303.3)
XYZ	xyz(7.7022, 4.3434, 20.1672)
Luminance	0.0434 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Indigo

#4B0082

ΔE00 4.76

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51217E #4E7E21

analogous

#22217E #51217E #7E217C

triadic

#51217E #7E5121 #217E51

tetradic

#51217E #7E2221 #4E7E21 #217C7E

square

#51217E #7E2221 #4E7E21 #217C7E

split-complementary

#51217E #7C7E21 #217E22

monochromatic

#13081D #32144E #51217E #702EAE #8F4AD0

Accessibility & contrast

On white

11.24

#51217E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.87

#51217E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #51217E

11.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51217E	#FFFFFF	#000000	##FFFFFF
##51217E	1.00	11.24	1.87	11.24
#FFFFFF	11.24	1.00	21.00	1.00
#000000	1.87	21.00	1.00	21.00
##FFFFFF	11.24	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003A81

Deuteranopia (green-blind)

#003B7C

Tritanopia (blue-blind)

#48374D

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #51217e;
/* rgb */ color: rgb(81, 33, 126);
/* oklch */ color: oklch(37.0% 0.149 303.3);

Tailwind

colors: {
  custom: {
    50: '#8661a4',
    500: '#51217e',
    950: '#000000',
  },
}

SCSS

$custom: #51217e;
$custom-light: #8661a4;
$custom-dark: #000000;

JSON

{
  "hex": "#51217e",
  "rgb": {
    "r": 81,
    "g": 33,
    "b": 126
  },
  "hsl": {
    "h": 270.968,
    "s": 58.491,
    "l": 31.176
  },
  "oklch": {
    "l": 0.36958,
    "c": 0.14892,
    "h": 303.3
  },
  "luminance": 0.04343
}

Semantic roles & 50–950 ramp

primary

#51217E

secondary

#7CB14A

accent

#E24691

background

#F8F5FA

surface

#F0EAF4

border

#CBC6CE

text

#0C050F

muted

#7D797F

Preview Lab

Preview with #51217E

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

Preview Lab → · Contrast checker → · Palette generator →