#51157C#51157C

#51157C is a dark, vivid violet. Relative luminance 0.037; OKLCH L 35.5% C 0.160 H 305.8°. Best body text is #FFFFFF at 12.01:1 contrast (WCAG AA passes).

Color values

HEX	#51157C
RGB	rgb(81, 21, 124)
HSL	hsl(275, 71%, 28%)
HSV	hsv(275, 83%, 49%)
CMYK	cmyk(34.7%, 83.1%, 0%, 51.4%)
CIE-LAB	lab(22.80, 45.30, -45.66)
CIE-LCH	lch(22.80, 64.32, 314.78°)
OKLab	oklab(35.51% 0.0937 -0.1301)
OKLCH	oklch(35.51% 0.16 305.8)
XYZ	xyz(7.2988, 3.7410, 19.4024)
Luminance	0.0374 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Indigo

#4B0082

ΔE00 2.98

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51157C #407C15

analogous

#1D157C #51157C #7C1573

triadic

#51157C #7C5115 #157C51

tetradic

#51157C #7C1D15 #407C15 #15737C

square

#51157C #7C1D15 #407C15 #15737C

split-complementary

#51157C #737C15 #157C1D

monochromatic

#11041A #2F0C48 #51157C #731EB0 #9430DC

Accessibility & contrast

On white

12.01

#51157C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.75

#51157C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #51157C

12.01:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51157C	#FFFFFF	#000000	##FFFFFF
##51157C	1.00	12.01	1.75	12.01
#FFFFFF	12.01	1.00	21.00	1.00
#000000	1.75	21.00	1.00	21.00
##FFFFFF	12.01	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#00357F

Deuteranopia (green-blind)

#00377A

Tritanopia (blue-blind)

#493149

Achromatopsia (no color)

#363636

Design tokens & code

CSS

--color: #51157c;
/* rgb */ color: rgb(81, 21, 124);
/* oklch */ color: oklch(35.5% 0.160 305.8);

Tailwind

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

SCSS

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

JSON

{
  "hex": "#51157c",
  "rgb": {
    "r": 81,
    "g": 21,
    "b": 124
  },
  "hsl": {
    "h": 274.951,
    "s": 71.034,
    "l": 28.431
  },
  "oklch": {
    "l": 0.35512,
    "c": 0.16032,
    "h": 305.8
  },
  "luminance": 0.03741
}

Semantic roles & 50–950 ramp

primary

#51157C

secondary

#6DB13C

accent

#EE3A85

background

#F8F5FA

surface

#F0E9F4

border

#CBC5CE

text

#0C040F

muted

#7D797F

Preview Lab

Preview with #51157C

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

Preview Lab → · Contrast checker → · Palette generator →