#51316E#51316E

#51316E is a dark, moderate violet. Relative luminance 0.051; OKLCH L 38.2% C 0.105 H 306.3°. Best body text is #FFFFFF at 10.42:1 contrast (WCAG AA passes).

Color values

HEX	#51316E
RGB	rgb(81, 49, 110)
HSL	hsl(271, 38%, 31%)
HSV	hsv(271, 55%, 43%)
CMYK	cmyk(26.4%, 55.5%, 0%, 56.9%)
CIE-LAB	lab(26.94, 27.51, -30.04)
CIE-LCH	lch(26.94, 40.74, 312.48°)
OKLab	oklab(38.17% 0.062 -0.0844)
OKLCH	oklch(38.17% 0.105 306.3)
XYZ	xyz(7.3055, 5.0718, 15.3429)
Luminance	0.0507 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#51316E #4E6E31

analogous

#32316E #51316E #6E316C

triadic

#51316E #6E5131 #316E51

tetradic

#51316E #6E3231 #4E6E31 #316C6E

square

#51316E #6E3231 #4E6E31 #316C6E

split-complementary

#51316E #6C6E31 #316E32

monochromatic

#130B19 #321E44 #51316E #704498 #8F61B9

Accessibility & contrast

On white

10.42

#51316E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.01

#51316E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #51316E

10.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##51316E	#FFFFFF	#000000	##FFFFFF
##51316E	1.00	10.42	2.01	10.42
#FFFFFF	10.42	1.00	21.00	1.00
#000000	2.01	21.00	1.00	21.00
##FFFFFF	10.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1E3F70

Deuteranopia (green-blind)

#28406C

Tritanopia (blue-blind)

#4C3C4A

Achromatopsia (no color)

#404040

Design tokens & code

CSS

--color: #51316e;
/* rgb */ color: rgb(81, 49, 110);
/* oklch */ color: oklch(38.2% 0.105 306.3);

Tailwind

colors: {
  custom: {
    50: '#846a98',
    500: '#51316e',
    950: '#000000',
  },
}

SCSS

$custom: #51316e;
$custom-light: #846a98;
$custom-dark: #000000;

JSON

{
  "hex": "#51316e",
  "rgb": {
    "r": 81,
    "g": 49,
    "b": 110
  },
  "hsl": {
    "h": 271.475,
    "s": 38.365,
    "l": 31.176
  },
  "oklch": {
    "l": 0.38165,
    "c": 0.1047,
    "h": 306.3
  },
  "luminance": 0.05072
}

Semantic roles & 50–950 ramp

primary

#51316E

secondary

#7C9F5C

accent

#CE5991

background

#F8F6F9

surface

#EFEBF2

border

#CAC6CC

text

#0B060D

muted

#7C7A7E

Preview Lab

Preview with #51316E

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

Preview Lab → · Contrast checker → · Palette generator →