#B7352A#B7352A

#B7352A is a mid, vivid red. Relative luminance 0.128; OKLCH L 52.3% C 0.168 H 29.0°. Best body text is #FFFFFF at 5.91:1 contrast (WCAG AA passes).

Color values

HEX	#B7352A
RGB	rgb(183, 53, 42)
HSL	hsl(5, 63%, 44%)
HSV	hsv(5, 77%, 72%)
CMYK	cmyk(0%, 71%, 77%, 28.2%)
CIE-LAB	lab(42.44, 51.45, 36.92)
CIE-LCH	lch(42.44, 63.33, 35.66°)
OKLab	oklab(52.35% 0.1474 0.0815)
OKLCH	oklch(52.35% 0.168 29)
XYZ	xyz(21.2219, 12.7839, 3.5401)
Luminance	0.1278 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B7352A #2AACB7

analogous

#B72A66 #B7352A #B77C2A

triadic

#B7352A #2AB735 #352AB7

tetradic

#B7352A #66B72A #2AACB7 #7C2AB7

square

#B7352A #66B72A #2AACB7 #7C2AB7

split-complementary

#B7352A #2AB77C #2A66B7

monochromatic

#531813 #85271F #B7352A #D55449 #E1837B

Accessibility & contrast

On white

5.91

#B7352A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.56

#B7352A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B7352A

5.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B7352A	#FFFFFF	#000000	##FFFFFF
##B7352A	1.00	5.91	3.56	5.91
#FFFFFF	5.91	1.00	21.00	1.00
#000000	3.56	21.00	1.00	21.00
##FFFFFF	5.91	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5B5228

Deuteranopia (green-blind)

#7B6F25

Tritanopia (blue-blind)

#CA0034

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #b7352a;
/* rgb */ color: rgb(183, 53, 42);
/* oklch */ color: oklch(52.3% 0.168 29.0);

Tailwind

colors: {
  custom: {
    50: '#d57564',
    500: '#b7352a',
    950: '#000000',
  },
}

SCSS

$custom: #b7352a;
$custom-light: #d57564;
$custom-dark: #000000;

JSON

{
  "hex": "#b7352a",
  "rgb": {
    "r": 183,
    "g": 53,
    "b": 42
  },
  "hsl": {
    "h": 4.681,
    "s": 62.667,
    "l": 44.118
  },
  "oklch": {
    "l": 0.5235,
    "c": 0.16845,
    "h": 29
  },
  "luminance": 0.12781
}

Semantic roles & 50–950 ramp

primary

#B7352A

secondary

#74C2C9

accent

#D9E642

background

#FEF7F6

surface

#FCEDEB

border

#D5C8C6

text

#160905

muted

#847B7A

Preview Lab

Preview with #B7352A

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

Preview Lab → · Contrast checker → · Palette generator →