#B7304F#B7304F

#B7304F is a mid, vivid red. Relative luminance 0.127; OKLCH L 52.5% C 0.171 H 12.3°. Best body text is #FFFFFF at 5.92:1 contrast (WCAG AA passes).

Color values

HEX	#B7304F
RGB	rgb(183, 48, 79)
HSL	hsl(346, 58%, 45%)
HSV	hsv(346, 74%, 72%)
CMYK	cmyk(0%, 73.8%, 56.8%, 28.2%)
CIE-LAB	lab(42.38, 55.34, 14.52)
CIE-LCH	lch(42.38, 57.22, 14.70°)
OKLab	oklab(52.51% 0.1672 0.0363)
OKLCH	oklch(52.51% 0.171 12.3)
XYZ	xyz(21.9988, 12.7488, 8.6980)
Luminance	0.1275 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B7304F #30B798

analogous

#B73093 #B7304F #B75430

triadic

#B7304F #4FB730 #304FB7

tetradic

#B7304F #93B730 #30B798 #5430B7

square

#B7304F #93B730 #30B798 #5430B7

split-complementary

#B7304F #30B754 #3093B7

monochromatic

#561725 #87233A #B7304F #D25270 #DE8398

Accessibility & contrast

On white

5.92

#B7304F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.55

#B7304F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B7304F

5.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B7304F	#FFFFFF	#000000	##FFFFFF
##B7304F	1.00	5.92	3.55	5.92
#FFFFFF	5.92	1.00	21.00	1.00
#000000	3.55	21.00	1.00	21.00
##FFFFFF	5.92	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#53524F

Deuteranopia (green-blind)

#766E4C

Tritanopia (blue-blind)

#C8063D

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #b7304f;
/* rgb */ color: rgb(183, 48, 79);
/* oklch */ color: oklch(52.5% 0.171 12.3);

Tailwind

colors: {
  custom: {
    50: '#d37380',
    500: '#b7304f',
    950: '#000000',
  },
}

SCSS

$custom: #b7304f;
$custom-light: #d37380;
$custom-dark: #000000;

JSON

{
  "hex": "#b7304f",
  "rgb": {
    "r": 183,
    "g": 48,
    "b": 79
  },
  "hsl": {
    "h": 346.222,
    "s": 58.442,
    "l": 45.294
  },
  "oklch": {
    "l": 0.52506,
    "c": 0.17106,
    "h": 12.3
  },
  "luminance": 0.12746
}

Semantic roles & 50–950 ramp

primary

#B7304F

secondary

#7BC8B6

accent

#E2BE46

background

#FDF7F7

surface

#FBEDEE

border

#D4C8C9

text

#15090A

muted

#837B7C

Preview Lab

Preview with #B7304F

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

Preview Lab → · Contrast checker → · Palette generator →