#51157F#51157F

#51157F is a dark, vivid violet. Relative luminance 0.038; OKLCH L 35.8% C 0.163 H 304.6°. Best body text is #FFFFFF at 11.91:1 contrast (WCAG AA passes).

Color values

HEX	#51157F
RGB	rgb(81, 21, 127)
HSL	hsl(274, 72%, 29%)
HSV	hsv(274, 83%, 50%)
CMYK	cmyk(36.2%, 83.5%, 0%, 50.2%)
CIE-LAB	lab(23.06, 46.01, -47.13)
CIE-LCH	lch(23.06, 65.87, 314.31°)
OKLab	oklab(35.78% 0.0928 -0.1344)
OKLCH	oklch(35.78% 0.163 304.6)
XYZ	xyz(7.4914, 3.8180, 20.4168)
Luminance	0.0382 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Indigo

#4B0082

ΔE00 2.74

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51157F #437F15

analogous

#1C157F #51157F #7F1578

triadic

#51157F #7F5115 #157F51

tetradic

#51157F #7F1C15 #437F15 #15787F

square

#51157F #7F1C15 #437F15 #15787F

split-complementary

#51157F #787F15 #157F1C

monochromatic

#11041A #300C4A #51157F #721EB4 #9331DD

Accessibility & contrast

On white

11.91

#51157F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.76

#51157F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #51157F

11.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51157F	#FFFFFF	#000000	##FFFFFF
##51157F	1.00	11.91	1.76	11.91
#FFFFFF	11.91	1.00	21.00	1.00
#000000	1.76	21.00	1.00	21.00
##FFFFFF	11.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003682

Deuteranopia (green-blind)

#00377D

Tritanopia (blue-blind)

#48324B

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #51157f;
/* rgb */ color: rgb(81, 21, 127);
/* oklch */ color: oklch(35.8% 0.163 304.6);

Tailwind

colors: {
  custom: {
    50: '#875ba5',
    500: '#51157f',
    950: '#000000',
  },
}

SCSS

$custom: #51157f;
$custom-light: #875ba5;
$custom-dark: #000000;

JSON

{
  "hex": "#51157f",
  "rgb": {
    "r": 81,
    "g": 21,
    "b": 127
  },
  "hsl": {
    "h": 273.962,
    "s": 71.622,
    "l": 29.02
  },
  "oklch": {
    "l": 0.35779,
    "c": 0.16333,
    "h": 304.6
  },
  "luminance": 0.03818
}

Semantic roles & 50–950 ramp

primary

#51157F

secondary

#70B43C

accent

#EE3988

background

#F8F5FA

surface

#F0E9F4

border

#CBC5CE

text

#0C040F

muted

#7D797F

Preview Lab

Preview with #51157F

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

Preview Lab → · Contrast checker → · Palette generator →