#51157D#51157D

#51157D is a dark, vivid violet. Relative luminance 0.038; OKLCH L 35.6% C 0.161 H 305.4°. Best body text is #FFFFFF at 11.98:1 contrast (WCAG AA passes).

Color values

HEX	#51157D
RGB	rgb(81, 21, 125)
HSL	hsl(275, 71%, 29%)
HSV	hsv(275, 83%, 49%)
CMYK	cmyk(35.2%, 83.2%, 0%, 51%)
CIE-LAB	lab(22.88, 45.54, -46.15)
CIE-LCH	lch(22.88, 64.83, 314.62°)
OKLab	oklab(35.6% 0.0934 -0.1315)
OKLCH	oklch(35.6% 0.161 305.4)
XYZ	xyz(7.3623, 3.7664, 19.7372)
Luminance	0.0377 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Indigo

#4B0082

ΔE00 2.89

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51157D #417D15

analogous

#1D157D #51157D #7D1575

triadic

#51157D #7D5115 #157D51

tetradic

#51157D #7D1D15 #417D15 #15757D

square

#51157D #7D1D15 #417D15 #15757D

split-complementary

#51157D #757D15 #157D1D

monochromatic

#11041A #2F0C49 #51157D #731EB1 #9330DC

Accessibility & contrast

On white

11.98

#51157D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.75

#51157D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #51157D

11.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51157D	#FFFFFF	#000000	##FFFFFF
##51157D	1.00	11.98	1.75	11.98
#FFFFFF	11.98	1.00	21.00	1.00
#000000	1.75	21.00	1.00	21.00
##FFFFFF	11.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003580

Deuteranopia (green-blind)

#00377B

Tritanopia (blue-blind)

#49314A

Achromatopsia (no color)

#373737

Design tokens & code

CSS

--color: #51157d;
/* rgb */ color: rgb(81, 21, 125);
/* oklch */ color: oklch(35.6% 0.161 305.4);

Tailwind

colors: {
  custom: {
    50: '#875ba3',
    500: '#51157d',
    950: '#000000',
  },
}

SCSS

$custom: #51157d;
$custom-light: #875ba3;
$custom-dark: #000000;

JSON

{
  "hex": "#51157d",
  "rgb": {
    "r": 81,
    "g": 21,
    "b": 125
  },
  "hsl": {
    "h": 274.615,
    "s": 71.233,
    "l": 28.627
  },
  "oklch": {
    "l": 0.35601,
    "c": 0.16131,
    "h": 305.4
  },
  "luminance": 0.03766
}

Semantic roles & 50–950 ramp

primary

#51157D

secondary

#6EB23C

accent

#EE3A86

background

#F8F5FA

surface

#F0E9F4

border

#CBC5CE

text

#0C040F

muted

#7D797F

Preview Lab

Preview with #51157D

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

Preview Lab → · Contrast checker → · Palette generator →