#B3309A#B3309A

#B3309A is a mid, highly saturated pink. Relative luminance 0.140; OKLCH L 54.6% C 0.200 H 336.8°. Best body text is #FFFFFF at 5.52:1 contrast (WCAG AA passes).

Color values

HEX	#B3309A
RGB	rgb(179, 48, 154)
HSL	hsl(311, 58%, 45%)
HSV	hsv(311, 73%, 70%)
CMYK	cmyk(0%, 73.2%, 14%, 29.8%)
CIE-LAB	lab(44.28, 62.57, -28.95)
CIE-LCH	lch(44.28, 68.94, 335.17°)
OKLab	oklab(54.62% 0.1841 -0.0788)
OKLCH	oklch(54.62% 0.2 336.8)
XYZ	xyz(25.4805, 14.0330, 31.9323)
Luminance	0.1403 (WCAG relative)
Temperature	neutral
Family	pink

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B3309A #30B349

analogous

#8A30B3 #B3309A #B33059

triadic

#B3309A #9AB330 #309AB3

tetradic

#B3309A #B38A30 #30B349 #3059B3

square

#B3309A #B38A30 #30B349 #3059B3

split-complementary

#B3309A #59B330 #30B38A

monochromatic

#521647 #832370 #B3309A #D050B8 #DD80CB

Accessibility & contrast

On white

5.52

#B3309A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.81

#B3309A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B3309A

5.52:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B3309A	#FFFFFF	#000000	##FFFFFF
##B3309A	1.00	5.52	3.81	5.52
#FFFFFF	5.52	1.00	21.00	1.00
#000000	3.81	21.00	1.00	21.00
##FFFFFF	5.52	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#335C9D

Deuteranopia (green-blind)

#607097

Tritanopia (blue-blind)

#BD3861

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #b3309a;
/* rgb */ color: rgb(179, 48, 154);
/* oklch */ color: oklch(54.6% 0.200 336.8);

Tailwind

colors: {
  custom: {
    50: '#cd75b8',
    500: '#b3309a',
    950: '#000000',
  },
}

SCSS

$custom: #b3309a;
$custom-light: #cd75b8;
$custom-dark: #000000;

JSON

{
  "hex": "#b3309a",
  "rgb": {
    "r": 179,
    "g": 48,
    "b": 154
  },
  "hsl": {
    "h": 311.45,
    "s": 57.709,
    "l": 44.51
  },
  "oklch": {
    "l": 0.54615,
    "c": 0.20026,
    "h": 336.8
  },
  "luminance": 0.14031
}

Semantic roles & 50–950 ramp

primary

#B3309A

secondary

#79C688

accent

#E16447

background

#FDF7FB

surface

#FAEEF6

border

#D3C9D0

text

#140911

muted

#837B80

Preview Lab

Preview with #B3309A

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

Preview Lab → · Contrast checker → · Palette generator →