#B7353F#B7353F

#B7353F is a mid, vivid red. Relative luminance 0.130; OKLCH L 52.7% C 0.166 H 20.8°. Best body text is #FFFFFF at 5.84:1 contrast (WCAG AA passes).

Color values

HEX	#B7353F
RGB	rgb(183, 53, 63)
HSL	hsl(355, 55%, 46%)
HSV	hsv(355, 71%, 72%)
CMYK	cmyk(0%, 71%, 65.6%, 28.2%)
CIE-LAB	lab(42.73, 52.47, 24.88)
CIE-LCH	lch(42.73, 58.07, 25.37°)
OKLab	oklab(52.66% 0.155 0.059)
OKLCH	oklch(52.66% 0.166 20.8)
XYZ	xyz(21.7010, 12.9755, 6.0635)
Luminance	0.1297 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B7353F #35B7AD

analogous

#B73580 #B7353F #B76C35

triadic

#B7353F #3FB735 #353FB7

tetradic

#B7353F #80B735 #35B7AD #6C35B7

square

#B7353F #80B735 #35B7AD #6C35B7

split-complementary

#B7353F #35B76C #3580B7

monochromatic

#581A1E #88272F #B7353F #CF5A63 #DD8990

Accessibility & contrast

On white

5.84

#B7353F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.59

#B7353F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B7353F

5.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B7353F	#FFFFFF	#000000	##FFFFFF
##B7353F	1.00	5.84	3.59	5.84
#FFFFFF	5.84	1.00	21.00	1.00
#000000	3.59	21.00	1.00	21.00
##FFFFFF	5.84	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#59533E

Deuteranopia (green-blind)

#7A6F3B

Tritanopia (blue-blind)

#C90B3A

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #b7353f;
/* rgb */ color: rgb(183, 53, 63);
/* oklch */ color: oklch(52.7% 0.166 20.8);

Tailwind

colors: {
  custom: {
    50: '#d47574',
    500: '#b7353f',
    950: '#000000',
  },
}

SCSS

$custom: #b7353f;
$custom-light: #d47574;
$custom-dark: #000000;

JSON

{
  "hex": "#b7353f",
  "rgb": {
    "r": 183,
    "g": 53,
    "b": 63
  },
  "hsl": {
    "h": 355.385,
    "s": 55.085,
    "l": 46.275
  },
  "oklch": {
    "l": 0.5266,
    "c": 0.16588,
    "h": 20.8
  },
  "luminance": 0.12972
}

Semantic roles & 50–950 ramp

primary

#B7353F

secondary

#81C7C2

accent

#DED349

background

#FEF7F7

surface

#FCEDED

border

#D5C8C8

text

#160908

muted

#847B7B

Preview Lab

Preview with #B7353F

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

Preview Lab → · Contrast checker → · Palette generator →