#B131A5#B131A5

#B131A5 is a mid, highly saturated purple. Relative luminance 0.143; OKLCH L 55.0% C 0.206 H 332.1°. Best body text is #FFFFFF at 5.45:1 contrast (WCAG AA passes).

Color values

HEX	#B131A5
RGB	rgb(177, 49, 165)
HSL	hsl(306, 57%, 44%)
HSV	hsv(306, 72%, 69%)
CMYK	cmyk(0%, 72.3%, 6.8%, 30.6%)
CIE-LAB	lab(44.61, 63.43, -35.04)
CIE-LCH	lch(44.61, 72.46, 331.08°)
OKLab	oklab(54.96% 0.182 -0.0963)
OKLCH	oklch(54.96% 0.206 332.1)
XYZ	xyz(26.0214, 14.2625, 36.9725)
Luminance	0.1426 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B131A5 #31B13D

analogous

#7D31B1 #B131A5 #B13165

triadic

#B131A5 #A5B131 #31A5B1

tetradic

#B131A5 #B17D31 #31B13D #3165B1

square

#B131A5 #B17D31 #31B13D #3165B1

split-complementary

#B131A5 #65B131 #31B17D

monochromatic

#51164C #812478 #B131A5 #CF51C3 #DC80D3

Accessibility & contrast

On white

5.45

#B131A5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.85

#B131A5 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B131A5

5.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B131A5	#FFFFFF	#000000	##FFFFFF
##B131A5	1.00	5.45	3.85	5.45
#FFFFFF	5.45	1.00	21.00	1.00
#000000	3.85	21.00	1.00	21.00
##FFFFFF	5.45	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#295EA8

Deuteranopia (green-blind)

#5A70A2

Tritanopia (blue-blind)

#B93F68

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #b131a5;
/* rgb */ color: rgb(177, 49, 165);
/* oklch */ color: oklch(55.0% 0.206 332.1);

Tailwind

colors: {
  custom: {
    50: '#cc76c0',
    500: '#b131a5',
    950: '#000000',
  },
}

SCSS

$custom: #b131a5;
$custom-light: #cc76c0;
$custom-dark: #000000;

JSON

{
  "hex": "#b131a5",
  "rgb": {
    "r": 177,
    "g": 49,
    "b": 165
  },
  "hsl": {
    "h": 305.625,
    "s": 56.637,
    "l": 44.314
  },
  "oklch": {
    "l": 0.54963,
    "c": 0.2059,
    "h": 332.1
  },
  "luminance": 0.1426
}

Semantic roles & 50–950 ramp

primary

#B131A5

secondary

#79C580

accent

#E05648

background

#FDF7FB

surface

#FAEEF7

border

#D3C9D0

text

#140912

muted

#837B81

Preview Lab

Preview with #B131A5

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

Preview Lab → · Contrast checker → · Palette generator →