#B3307B#B3307B

#B3307B is a mid, vivid pink. Relative luminance 0.131; OKLCH L 53.2% C 0.181 H 350.0°. Best body text is #FFFFFF at 5.79:1 contrast (WCAG AA passes).

Color values

HEX	#B3307B
RGB	rgb(179, 48, 123)
HSL	hsl(326, 58%, 45%)
HSV	hsv(326, 73%, 70%)
CMYK	cmyk(0%, 73.2%, 31.3%, 29.8%)
CIE-LAB	lab(42.96, 58.45, -12.12)
CIE-LCH	lch(42.96, 59.70, 348.28°)
OKLab	oklab(53.22% 0.1785 -0.0316)
OKLCH	oklch(53.22% 0.181 350)
XYZ	xyz(23.2237, 13.1303, 20.0464)
Luminance	0.1313 (WCAG relative)
Temperature	warm
Family	pink

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B3307B #30B368

analogous

#AA30B3 #B3307B #B3303A

triadic

#B3307B #7BB330 #307BB3

tetradic

#B3307B #B3AA30 #30B368 #303AB3

square

#B3307B #B3AA30 #30B368 #303AB3

split-complementary

#B3307B #3AB330 #30B3AA

monochromatic

#521639 #83235A #B3307B #D05099 #DD80B5

Accessibility & contrast

On white

5.79

#B3307B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.63

#B3307B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B3307B

5.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B3307B	#FFFFFF	#000000	##FFFFFF
##B3307B	1.00	5.79	3.63	5.79
#FFFFFF	5.79	1.00	21.00	1.00
#000000	3.63	21.00	1.00	21.00
##FFFFFF	5.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#45577D

Deuteranopia (green-blind)

#6B6E78

Tritanopia (blue-blind)

#C02851

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #b3307b;
/* rgb */ color: rgb(179, 48, 123);
/* oklch */ color: oklch(53.2% 0.181 350.0);

Tailwind

colors: {
  custom: {
    50: '#ce74a1',
    500: '#b3307b',
    950: '#000000',
  },
}

SCSS

$custom: #b3307b;
$custom-light: #ce74a1;
$custom-dark: #000000;

JSON

{
  "hex": "#b3307b",
  "rgb": {
    "r": 179,
    "g": 48,
    "b": 123
  },
  "hsl": {
    "h": 325.649,
    "s": 57.709,
    "l": 44.51
  },
  "oklch": {
    "l": 0.53223,
    "c": 0.18128,
    "h": 350
  },
  "luminance": 0.13128
}

Semantic roles & 50–950 ramp

primary

#B3307B

secondary

#79C69A

accent

#E18947

background

#FDF7F9

surface

#FAEDF2

border

#D3C8CC

text

#14090F

muted

#837B7E

Preview Lab

Preview with #B3307B

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

Preview Lab → · Contrast checker → · Palette generator →