#81309E#81309E

#81309E is a mid, vivid purple. Relative luminance 0.092; OKLCH L 47.5% C 0.178 H 315.7°. Best body text is #FFFFFF at 7.37:1 contrast (WCAG AA passes).

Color values

HEX	#81309E
RGB	rgb(129, 48, 158)
HSL	hsl(284, 53%, 40%)
HSV	hsv(284, 70%, 62%)
CMYK	cmyk(18.4%, 69.6%, 0%, 38%)
CIE-LAB	lab(36.46, 51.55, -44.26)
CIE-LCH	lch(36.46, 67.94, 319.36°)
OKLab	oklab(47.48% 0.1277 -0.1244)
OKLCH	oklch(47.48% 0.178 315.7)
XYZ	xyz(16.2808, 9.2503, 33.2690)
Luminance	0.0925 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#81309E #4D9E30

analogous

#4A309E #81309E #9E3084

triadic

#81309E #9E8130 #309E81

tetradic

#81309E #9E4A30 #4D9E30 #30849E

square

#81309E #9E4A30 #4D9E30 #30849E

split-complementary

#81309E #849E30 #309E4A

monochromatic

#341340 #5B226F #81309E #A445C6 #BB74D5

Accessibility & contrast

On white

7.37

#81309E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.85

#81309E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #81309E

7.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##81309E	#FFFFFF	#000000	##FFFFFF
##81309E	1.00	7.37	2.85	7.37
#FFFFFF	7.37	1.00	21.00	1.00
#000000	2.85	21.00	1.00	21.00
##FFFFFF	7.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#0051A1

Deuteranopia (green-blind)

#2F589B

Tritanopia (blue-blind)

#7F4663

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #81309e;
/* rgb */ color: rgb(129, 48, 158);
/* oklch */ color: oklch(47.5% 0.178 315.7);

Tailwind

colors: {
  custom: {
    50: '#a96fbb',
    500: '#81309e',
    950: '#000000',
  },
}

SCSS

$custom: #81309e;
$custom-light: #a96fbb;
$custom-dark: #000000;

JSON

{
  "hex": "#81309e",
  "rgb": {
    "r": 129,
    "g": 48,
    "b": 158
  },
  "hsl": {
    "h": 284.182,
    "s": 53.398,
    "l": 40.392
  },
  "oklch": {
    "l": 0.47483,
    "c": 0.17829,
    "h": 315.7
  },
  "luminance": 0.0925
}

Semantic roles & 50–950 ramp

primary

#81309E

secondary

#82BD6D

accent

#DD4B71

background

#FAF7FB

surface

#F4EDF6

border

#CEC8D0

text

#100812

muted

#7F7B81

Preview Lab

Preview with #81309E

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

Preview Lab → · Contrast checker → · Palette generator →