#A131B9#A131B9

#A131B9 is a mid, highly saturated purple. Relative luminance 0.133; OKLCH L 53.8% C 0.214 H 319.9°. Best body text is #FFFFFF at 5.75:1 contrast (WCAG AA passes).

Color values

HEX	#A131B9
RGB	rgb(161, 49, 185)
HSL	hsl(289, 58%, 46%)
HSV	hsv(289, 74%, 73%)
CMYK	cmyk(13%, 73.5%, 0%, 27.5%)
CIE-LAB	lab(43.18, 63.35, -49.29)
CIE-LCH	lch(43.18, 80.27, 322.12°)
OKLab	oklab(53.81% 0.1639 -0.1382)
OKLCH	oklch(53.81% 0.214 319.9)
XYZ	xyz(24.5521, 13.2777, 47.1591)
Luminance	0.1328 (WCAG relative)
Temperature	cool
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A131B9 #49B931

analogous

#5D31B9 #A131B9 #B9318D

triadic

#A131B9 #B9A131 #31B9A1

tetradic

#A131B9 #B95D31 #49B931 #318DB9

square

#A131B9 #B95D31 #49B931 #318DB9

split-complementary

#A131B9 #8DB931 #31B95D

monochromatic

#4D1758 #772489 #A131B9 #BC55D2 #CF86DF

Accessibility & contrast

On white

5.75

#A131B9 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.66

#A131B9 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A131B9

5.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A131B9	#FFFFFF	#000000	##FFFFFF
##A131B9	1.00	5.75	3.66	5.75
#FFFFFF	5.75	1.00	21.00	1.00
#000000	3.66	21.00	1.00	21.00
##FFFFFF	5.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#005EBD

Deuteranopia (green-blind)

#3D6AB6

Tritanopia (blue-blind)

#A14C73

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #a131b9;
/* rgb */ color: rgb(161, 49, 185);
/* oklch */ color: oklch(53.8% 0.214 319.9);

Tailwind

colors: {
  custom: {
    50: '#c174cf',
    500: '#a131b9',
    950: '#000000',
  },
}

SCSS

$custom: #a131b9;
$custom-light: #c174cf;
$custom-dark: #000000;

JSON

{
  "hex": "#a131b9",
  "rgb": {
    "r": 161,
    "g": 49,
    "b": 185
  },
  "hsl": {
    "h": 289.412,
    "s": 58.12,
    "l": 45.882
  },
  "oklch": {
    "l": 0.53807,
    "c": 0.2144,
    "h": 319.9
  },
  "luminance": 0.13276
}

Semantic roles & 50–950 ramp

primary

#A131B9

secondary

#8BC87D

accent

#E14662

background

#FCF7FC

surface

#F8EDF9

border

#D1C8D2

text

#130914

muted

#827B82

Preview Lab

Preview with #A131B9

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

Preview Lab → · Contrast checker → · Palette generator →