#B0309E#B0309E

#B0309E is a mid, highly saturated purple. Relative luminance 0.138; OKLCH L 54.4% C 0.201 H 334.3°. Best body text is #FFFFFF at 5.58:1 contrast (WCAG AA passes).

Color values

HEX	#B0309E
RGB	rgb(176, 48, 158)
HSL	hsl(308, 57%, 44%)
HSV	hsv(308, 73%, 69%)
CMYK	cmyk(0%, 72.7%, 10.2%, 31%)
CIE-LAB	lab(43.97, 62.45, -31.87)
CIE-LCH	lch(43.97, 70.12, 332.96°)
OKLab	oklab(54.35% 0.1815 -0.0872)
OKLCH	oklch(54.35% 0.201 334.3)
XYZ	xyz(25.1332, 13.8148, 33.6840)
Luminance	0.1381 (WCAG relative)
Temperature	neutral
Family	purple

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B0309E #30B042

analogous

#8230B0 #B0309E #B0305E

triadic

#B0309E #9EB030 #309EB0

tetradic

#B0309E #B08230 #30B042 #305EB0

square

#B0309E #B08230 #30B042 #305EB0

split-complementary

#B0309E #5EB030 #30B082

monochromatic

#501648 #802373 #B0309E #CF4EBD #DC7ECF

Accessibility & contrast

On white

5.58

#B0309E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.76

#B0309E on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B0309E

5.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B0309E	#FFFFFF	#000000	##FFFFFF
##B0309E	1.00	5.58	3.76	5.58
#FFFFFF	5.58	1.00	21.00	1.00
#000000	3.76	21.00	1.00	21.00
##FFFFFF	5.58	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#2E5CA1

Deuteranopia (green-blind)

#5C6F9B

Tritanopia (blue-blind)

#B83B64

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #b0309e;
/* rgb */ color: rgb(176, 48, 158);
/* oklch */ color: oklch(54.4% 0.201 334.3);

Tailwind

colors: {
  custom: {
    50: '#cb75bb',
    500: '#b0309e',
    950: '#000000',
  },
}

SCSS

$custom: #b0309e;
$custom-light: #cb75bb;
$custom-dark: #000000;

JSON

{
  "hex": "#b0309e",
  "rgb": {
    "r": 176,
    "g": 48,
    "b": 158
  },
  "hsl": {
    "h": 308.438,
    "s": 57.143,
    "l": 43.922
  },
  "oklch": {
    "l": 0.54354,
    "c": 0.20136,
    "h": 334.3
  },
  "luminance": 0.13813
}

Semantic roles & 50–950 ramp

primary

#B0309E

secondary

#77C582

accent

#E05D47

background

#FCF7FB

surface

#F9EEF6

border

#D2C9D0

text

#140912

muted

#827B81

Preview Lab

Preview with #B0309E

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

Preview Lab → · Contrast checker → · Palette generator →