#B64436#B64436

#B64436 is a mid, vivid red. Relative luminance 0.143; OKLCH L 54.1% C 0.151 H 29.8°. Best body text is #FFFFFF at 5.43:1 contrast (WCAG AA passes).

Color values

HEX	#B64436
RGB	rgb(182, 68, 54)
HSL	hsl(7, 54%, 46%)
HSV	hsv(7, 70%, 71%)
CMYK	cmyk(0%, 62.6%, 70.3%, 28.6%)
CIE-LAB	lab(44.73, 45.36, 32.62)
CIE-LCH	lch(44.73, 55.87, 35.72°)
OKLab	oklab(54.08% 0.1309 0.0749)
OKLCH	oklch(54.08% 0.151 29.8)
XYZ	xyz(22.0267, 14.3487, 5.0990)
Luminance	0.1435 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B64436 #36A8B6

analogous

#B63668 #B64436 #B68436

triadic

#B64436 #36B644 #4436B6

tetradic

#B64436 #68B636 #36A8B6 #8436B6

square

#B64436 #68B636 #36A8B6 #8436B6

split-complementary

#B64436 #36B684 #3668B6

monochromatic

#58211A #873228 #B64436 #CE685B #DC938A

Accessibility & contrast

On white

5.43

#B64436 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.87

#B64436 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B64436

5.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B64436	#FFFFFF	#000000	##FFFFFF
##B64436	1.00	5.43	3.87	5.43
#FFFFFF	5.43	1.00	21.00	1.00
#000000	3.87	21.00	1.00	21.00
##FFFFFF	5.43	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#635A34

Deuteranopia (green-blind)

#7F7333

Tritanopia (blue-blind)

#C82941

Achromatopsia (no color)

#6A6A6A

Design tokens & code

CSS

--color: #b64436;
/* rgb */ color: rgb(182, 68, 54);
/* oklch */ color: oklch(54.1% 0.151 29.8);

Tailwind

colors: {
  custom: {
    50: '#d37d6d',
    500: '#b64436',
    950: '#000000',
  },
}

SCSS

$custom: #b64436;
$custom-light: #d37d6d;
$custom-dark: #000000;

JSON

{
  "hex": "#b64436",
  "rgb": {
    "r": 182,
    "g": 68,
    "b": 54
  },
  "hsl": {
    "h": 6.563,
    "s": 54.237,
    "l": 46.275
  },
  "oklch": {
    "l": 0.54084,
    "c": 0.1508,
    "h": 29.8
  },
  "luminance": 0.14346
}

Semantic roles & 50–950 ramp

primary

#B64436

secondary

#81BFC6

accent

#CDDE4A

background

#FDF7F6

surface

#FBEEEB

border

#D4C9C6

text

#150A07

muted

#837C7A

Preview Lab

Preview with #B64436

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

Preview Lab → · Contrast checker → · Palette generator →