#512181#512181

#512181 is a dark, vivid violet. Relative luminance 0.044; OKLCH L 37.2% C 0.152 H 302.3°. Best body text is #FFFFFF at 11.14:1 contrast (WCAG AA passes).

Color values

HEX	#512181
RGB	rgb(81, 33, 129)
HSL	hsl(270, 59%, 32%)
HSV	hsv(270, 74%, 51%)
CMYK	cmyk(37.2%, 74.4%, 0%, 49.4%)
CIE-LAB	lab(25.02, 41.38, -45.20)
CIE-LCH	lch(25.02, 61.28, 312.48°)
OKLab	oklab(37.21% 0.0813 -0.1288)
OKLCH	oklch(37.21% 0.152 302.3)
XYZ	xyz(7.8987, 4.4220, 21.2020)
Luminance	0.0442 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Indigo

#4B0082

ΔE00 4.61

Royal Purple (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#512181 #518121

analogous

#212181 #512181 #812181

triadic

#512181 #815121 #218151

tetradic

#512181 #812121 #518121 #218181

square

#512181 #812121 #518121 #218181

split-complementary

#512181 #818121 #218121

monochromatic

#140820 #321550 #512181 #702DB2 #8E4BD1

Accessibility & contrast

On white

11.14

#512181 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

1.88

#512181 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #512181

11.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##512181	#FFFFFF	#000000	##FFFFFF
##512181	1.00	11.14	1.88	11.14
#FFFFFF	11.14	1.00	21.00	1.00
#000000	1.88	21.00	1.00	21.00
##FFFFFF	11.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#003B84

Deuteranopia (green-blind)

#003B7F

Tritanopia (blue-blind)

#47384F

Achromatopsia (no color)

#3B3B3B

Design tokens & code

CSS

--color: #512181;
/* rgb */ color: rgb(81, 33, 129);
/* oklch */ color: oklch(37.2% 0.152 302.3);

Tailwind

colors: {
  custom: {
    50: '#8761a6',
    500: '#512181',
    950: '#000000',
  },
}

SCSS

$custom: #512181;
$custom-light: #8761a6;
$custom-dark: #000000;

JSON

{
  "hex": "#512181",
  "rgb": {
    "r": 81,
    "g": 33,
    "b": 129
  },
  "hsl": {
    "h": 270,
    "s": 59.259,
    "l": 31.765
  },
  "oklch": {
    "l": 0.37208,
    "c": 0.1523,
    "h": 302.3
  },
  "luminance": 0.04422
}

Semantic roles & 50–950 ramp

primary

#512181

secondary

#7FB44A

accent

#E24594

background

#F8F5FA

surface

#F0EAF4

border

#CBC6CE

text

#0C050F

muted

#7D797F

Preview Lab

Preview with #512181

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

Preview Lab → · Contrast checker → · Palette generator →