#B133B5#B133B5

#B133B5 is a mid, highly saturated purple. Relative luminance 0.151; OKLCH L 56.0% C 0.216 H 326.7°. Best body text is #FFFFFF at 5.24:1 contrast (WCAG AA passes).

Color values

HEX	#B133B5
RGB	rgb(177, 51, 181)
HSL	hsl(298, 56%, 45%)
HSV	hsv(298, 72%, 71%)
CMYK	cmyk(2.2%, 71.8%, 0%, 29%)
CIE-LAB	lab(45.71, 65.35, -42.76)
CIE-LCH	lch(45.71, 78.09, 326.80°)
OKLab	oklab(56.03% 0.1804 -0.1187)
OKLCH	oklch(56.03% 0.216 326.7)
XYZ	xyz(27.6553, 15.0529, 45.1560)
Luminance	0.1505 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B133B5 #37B533

analogous

#7033B5 #B133B5 #B53378

triadic

#B133B5 #B5B133 #33B5B1

tetradic

#B133B5 #B57033 #37B533 #3378B5

square

#B133B5 #B57033 #37B533 #3378B5

split-complementary

#B133B5 #78B533 #33B570

monochromatic

#541856 #822685 #B133B5 #CC56CF #DA86DD

Accessibility & contrast

On white

5.24

#B133B5 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.01

#B133B5 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B133B5

5.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B133B5	#FFFFFF	#000000	##FFFFFF
##B133B5	1.00	5.24	4.01	5.24
#FFFFFF	5.24	1.00	21.00	1.00
#000000	4.01	21.00	1.00	21.00
##FFFFFF	5.24	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#1462B9

Deuteranopia (green-blind)

#5272B2

Tritanopia (blue-blind)

#B64871

Achromatopsia (no color)

#6C6C6C

Design tokens & code

CSS

--color: #b133b5;
/* rgb */ color: rgb(177, 51, 181);
/* oklch */ color: oklch(56.0% 0.216 326.7);

Tailwind

colors: {
  custom: {
    50: '#cc77cc',
    500: '#b133b5',
    950: '#000000',
  },
}

SCSS

$custom: #b133b5;
$custom-light: #cc77cc;
$custom-dark: #000000;

JSON

{
  "hex": "#b133b5",
  "rgb": {
    "r": 177,
    "g": 51,
    "b": 181
  },
  "hsl": {
    "h": 298.154,
    "s": 56.034,
    "l": 45.49
  },
  "oklch": {
    "l": 0.56031,
    "c": 0.21595,
    "h": 326.7
  },
  "luminance": 0.15051
}

Semantic roles & 50–950 ramp

primary

#B133B5

secondary

#80C67D

accent

#DF484D

background

#FDF7FC

surface

#FAEEF9

border

#D3C9D2

text

#140A13

muted

#837C82

Preview Lab

Preview with #B133B5

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

Preview Lab → · Contrast checker → · Palette generator →