#B3309C#B3309C

#B3309C is a mid, highly saturated pink. Relative luminance 0.141; OKLCH L 54.7% C 0.202 H 336.1°. Best body text is #FFFFFF at 5.50:1 contrast (WCAG AA passes).

Color values

HEX	#B3309C
RGB	rgb(179, 48, 156)
HSL	hsl(311, 58%, 45%)
HSV	hsv(311, 73%, 70%)
CMYK	cmyk(0%, 73.2%, 12.8%, 29.8%)
CIE-LAB	lab(44.38, 62.86, -30.00)
CIE-LCH	lch(44.38, 69.65, 334.49°)
OKLab	oklab(54.72% 0.1843 -0.0818)
OKLCH	oklch(54.72% 0.202 336.1)
XYZ	xyz(25.6485, 14.1002, 32.8168)
Luminance	0.1410 (WCAG relative)
Temperature	neutral
Family	pink

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B3309C #30B347

analogous

#8830B3 #B3309C #B3305B

triadic

#B3309C #9CB330 #309CB3

tetradic

#B3309C #B38830 #30B347 #305BB3

square

#B3309C #B38830 #30B347 #305BB3

split-complementary

#B3309C #5BB330 #30B388

monochromatic

#521648 #832372 #B3309C #D050BA #DD80CD

Accessibility & contrast

On white

5.50

#B3309C on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.82

#B3309C on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B3309C

5.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B3309C	#FFFFFF	#000000	##FFFFFF
##B3309C	1.00	5.50	3.82	5.50
#FFFFFF	5.50	1.00	21.00	1.00
#000000	3.82	21.00	1.00	21.00
##FFFFFF	5.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#325C9F

Deuteranopia (green-blind)

#5F7099

Tritanopia (blue-blind)

#BC3963

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #b3309c;
/* rgb */ color: rgb(179, 48, 156);
/* oklch */ color: oklch(54.7% 0.202 336.1);

Tailwind

colors: {
  custom: {
    50: '#cd75b9',
    500: '#b3309c',
    950: '#000000',
  },
}

SCSS

$custom: #b3309c;
$custom-light: #cd75b9;
$custom-dark: #000000;

JSON

{
  "hex": "#b3309c",
  "rgb": {
    "r": 179,
    "g": 48,
    "b": 156
  },
  "hsl": {
    "h": 310.534,
    "s": 57.709,
    "l": 44.51
  },
  "oklch": {
    "l": 0.54715,
    "c": 0.20165,
    "h": 336.1
  },
  "luminance": 0.14098
}

Semantic roles & 50–950 ramp

primary

#B3309C

secondary

#79C686

accent

#E16247

background

#FDF7FB

surface

#FAEEF6

border

#D3C9D0

text

#140911

muted

#837B80

Preview Lab

Preview with #B3309C

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

Preview Lab → · Contrast checker → · Palette generator →