#B0304E#B0304E

#B0304E is a mid, vivid red. Relative luminance 0.119; OKLCH L 51.3% C 0.164 H 11.6°. Best body text is #FFFFFF at 6.22:1 contrast (WCAG AA passes).

Color values

HEX	#B0304E
RGB	rgb(176, 48, 78)
HSL	hsl(346, 57%, 44%)
HSV	hsv(346, 73%, 69%)
CMYK	cmyk(0%, 72.7%, 55.7%, 31%)
CIE-LAB	lab(41.05, 53.15, 13.12)
CIE-LCH	lch(41.05, 54.75, 13.86°)
OKLab	oklab(51.27% 0.1608 0.033)
OKLCH	oklch(51.27% 0.164 11.6)
XYZ	xyz(20.3385, 11.8969, 8.4316)
Luminance	0.1189 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B0304E #30B092

analogous

#B0308E #B0304E #B05230

triadic

#B0304E #4EB030 #304EB0

tetradic

#B0304E #8EB030 #30B092 #5230B0

square

#B0304E #8EB030 #30B092 #5230B0

split-complementary

#B0304E #30B052 #308EB0

monochromatic

#501623 #802339 #B0304E #CF4E6C #DC7E94

Accessibility & contrast

On white

6.22

#B0304E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.38

#B0304E on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B0304E

6.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B0304E	#FFFFFF	#000000	##FFFFFF
##B0304E	1.00	6.22	3.38	6.22
#FFFFFF	6.22	1.00	21.00	1.00
#000000	3.38	21.00	1.00	21.00
##FFFFFF	6.22	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#51504E

Deuteranopia (green-blind)

#726A4B

Tritanopia (blue-blind)

#C00F3C

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #b0304e;
/* rgb */ color: rgb(176, 48, 78);
/* oklch */ color: oklch(51.3% 0.164 11.6);

Tailwind

colors: {
  custom: {
    50: '#ce727f',
    500: '#b0304e',
    950: '#000000',
  },
}

SCSS

$custom: #b0304e;
$custom-light: #ce727f;
$custom-dark: #000000;

JSON

{
  "hex": "#b0304e",
  "rgb": {
    "r": 176,
    "g": 48,
    "b": 78
  },
  "hsl": {
    "h": 345.938,
    "s": 57.143,
    "l": 43.922
  },
  "oklch": {
    "l": 0.51273,
    "c": 0.16413,
    "h": 11.6
  },
  "luminance": 0.11894
}

Semantic roles & 50–950 ramp

primary

#B0304E

secondary

#77C5B3

accent

#E0BD47

background

#FDF7F7

surface

#FAEDEE

border

#D3C8C9

text

#15090A

muted

#837B7C

Preview Lab

Preview with #B0304E

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

Preview Lab → · Contrast checker → · Palette generator →