#81539B#81539B

#81539B is a mid, moderate violet. Relative luminance 0.132; OKLCH L 52.3% C 0.120 H 312.3°. Best body text is #FFFFFF at 5.76:1 contrast (WCAG AA passes).

Color values

HEX	#81539B
RGB	rgb(129, 83, 155)
HSL	hsl(278, 30%, 47%)
HSV	hsv(278, 46%, 61%)
CMYK	cmyk(16.8%, 46.5%, 0%, 39.2%)
CIE-LAB	lab(43.09, 32.75, -31.92)
CIE-LCH	lch(43.09, 45.73, 315.73°)
OKLab	oklab(52.29% 0.0808 -0.0887)
OKLCH	oklch(52.29% 0.12 312.3)
XYZ	xyz(18.0619, 13.2206, 32.6043)
Luminance	0.1322 (WCAG relative)
Temperature	cool
Family	violet

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#81539B #6D9B53

analogous

#5D539B #81539B #9B5391

triadic

#81539B #9B8153 #539B81

tetradic

#81539B #9B5D53 #6D9B53 #53919B

square

#81539B #9B5D53 #6D9B53 #53919B

split-complementary

#81539B #919B53 #539B5D

monochromatic

#3F284B #603E73 #81539B #9E76B5 #BA9ECB

Accessibility & contrast

On white

5.76

#81539B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.64

#81539B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #81539B

5.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##81539B	#FFFFFF	#000000	##FFFFFF
##81539B	1.00	5.76	3.64	5.76
#FFFFFF	5.76	1.00	21.00	1.00
#000000	3.64	21.00	1.00	21.00
##FFFFFF	5.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#44639E

Deuteranopia (green-blind)

#506799

Tritanopia (blue-blind)

#7E5E6F

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #81539b;
/* rgb */ color: rgb(129, 83, 155);
/* oklch */ color: oklch(52.3% 0.120 312.3);

Tailwind

colors: {
  custom: {
    50: '#a784b9',
    500: '#81539b',
    950: '#000000',
  },
}

SCSS

$custom: #81539b;
$custom-light: #a784b9;
$custom-dark: #000000;

JSON

{
  "hex": "#81539b",
  "rgb": {
    "r": 129,
    "g": 83,
    "b": 155
  },
  "hsl": {
    "h": 278.333,
    "s": 30.252,
    "l": 46.667
  },
  "oklch": {
    "l": 0.52285,
    "c": 0.11994,
    "h": 312.3
  },
  "luminance": 0.1322
}

Semantic roles & 50–950 ramp

primary

#81539B

secondary

#A0B892

accent

#C66186

background

#FAF8FB

surface

#F4EFF6

border

#CECAD0

text

#100B11

muted

#7F7C80

Preview Lab

Preview with #81539B

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

Preview Lab → · Contrast checker → · Palette generator →