#B2304B#B2304B

#B2304B is a mid, vivid red. Relative luminance 0.121; OKLCH L 51.5% C 0.166 H 13.4°. Best body text is #FFFFFF at 6.15:1 contrast (WCAG AA passes).

Color values

HEX	#B2304B
RGB	rgb(178, 48, 75)
HSL	hsl(348, 58%, 44%)
HSV	hsv(348, 73%, 70%)
CMYK	cmyk(0%, 73%, 57.9%, 30.2%)
CIE-LAB	lab(41.36, 53.54, 15.48)
CIE-LCH	lch(41.36, 55.73, 16.13°)
OKLab	oklab(51.55% 0.1613 0.0385)
OKLCH	oklch(51.55% 0.166 13.4)
XYZ	xyz(20.6890, 12.0898, 7.8994)
Luminance	0.1209 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B2304B #30B297

analogous

#B2308C #B2304B #B25630

triadic

#B2304B #4BB230 #304BB2

tetradic

#B2304B #8CB230 #30B297 #5630B2

square

#B2304B #8CB230 #30B297 #5630B2

split-complementary

#B2304B #30B256 #308CB2

monochromatic

#521622 #822337 #B2304B #D0506A #DD8093

Accessibility & contrast

On white

6.15

#B2304B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.42

#B2304B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B2304B

6.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B2304B	#FFFFFF	#000000	##FFFFFF
##B2304B	1.00	6.15	3.42	6.15
#FFFFFF	6.15	1.00	21.00	1.00
#000000	3.42	21.00	1.00	21.00
##FFFFFF	6.15	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#52504B

Deuteranopia (green-blind)

#736B48

Tritanopia (blue-blind)

#C30A3B

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #b2304b;
/* rgb */ color: rgb(178, 48, 75);
/* oklch */ color: oklch(51.5% 0.166 13.4);

Tailwind

colors: {
  custom: {
    50: '#d0737d',
    500: '#b2304b',
    950: '#000000',
  },
}

SCSS

$custom: #b2304b;
$custom-light: #d0737d;
$custom-dark: #000000;

JSON

{
  "hex": "#b2304b",
  "rgb": {
    "r": 178,
    "g": 48,
    "b": 75
  },
  "hsl": {
    "h": 347.538,
    "s": 57.522,
    "l": 44.314
  },
  "oklch": {
    "l": 0.51547,
    "c": 0.16584,
    "h": 13.4
  },
  "luminance": 0.12087
}

Semantic roles & 50–950 ramp

primary

#B2304B

secondary

#78C6B6

accent

#E1C147

background

#FDF7F7

surface

#FBEDEE

border

#D4C8C9

text

#150909

muted

#837B7B

Preview Lab

Preview with #B2304B

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

Preview Lab → · Contrast checker → · Palette generator →