#B7353B#B7353B

#B7353B is a mid, vivid red. Relative luminance 0.129; OKLCH L 52.6% C 0.166 H 22.6°. Best body text is #FFFFFF at 5.86:1 contrast (WCAG AA passes).

Color values

HEX	#B7353B
RGB	rgb(183, 53, 59)
HSL	hsl(357, 55%, 46%)
HSV	hsv(357, 71%, 72%)
CMYK	cmyk(0%, 71%, 67.8%, 28.2%)
CIE-LAB	lab(42.66, 52.24, 27.23)
CIE-LCH	lch(42.66, 58.91, 27.53°)
OKLab	oklab(52.59% 0.1535 0.0638)
OKLCH	oklch(52.59% 0.166 22.6)
XYZ	xyz(21.5933, 12.9324, 5.4960)
Luminance	0.1293 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B7353B #35B7B1

analogous

#B7357C #B7353B #B77035

triadic

#B7353B #3BB735 #353BB7

tetradic

#B7353B #7CB735 #35B7B1 #7035B7

square

#B7353B #7CB735 #35B7B1 #7035B7

split-complementary

#B7353B #35B770 #357CB7

monochromatic

#581A1C #88272C #B7353B #CF5A5F #DD898D

Accessibility & contrast

On white

5.86

#B7353B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.59

#B7353B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B7353B

5.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B7353B	#FFFFFF	#000000	##FFFFFF
##B7353B	1.00	5.86	3.59	5.86
#FFFFFF	5.86	1.00	21.00	1.00
#000000	3.59	21.00	1.00	21.00
##FFFFFF	5.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#59533A

Deuteranopia (green-blind)

#7A6F37

Tritanopia (blue-blind)

#C90838

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #b7353b;
/* rgb */ color: rgb(183, 53, 59);
/* oklch */ color: oklch(52.6% 0.166 22.6);

Tailwind

colors: {
  custom: {
    50: '#d47571',
    500: '#b7353b',
    950: '#000000',
  },
}

SCSS

$custom: #b7353b;
$custom-light: #d47571;
$custom-dark: #000000;

JSON

{
  "hex": "#b7353b",
  "rgb": {
    "r": 183,
    "g": 53,
    "b": 59
  },
  "hsl": {
    "h": 357.231,
    "s": 55.085,
    "l": 46.275
  },
  "oklch": {
    "l": 0.52591,
    "c": 0.1662,
    "h": 22.6
  },
  "luminance": 0.12929
}

Semantic roles & 50–950 ramp

primary

#B7353B

secondary

#81C7C4

accent

#DED849

background

#FEF7F6

surface

#FCEDEC

border

#D5C8C7

text

#160907

muted

#847B7A

Preview Lab

Preview with #B7353B

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

Preview Lab → · Contrast checker → · Palette generator →