#B64128#B64128

#B64128 is a mid, vivid red. Relative luminance 0.139; OKLCH L 53.5% C 0.157 H 33.7°. Best body text is #FFFFFF at 5.56:1 contrast (WCAG AA passes).

Color values

HEX	#B64128
RGB	rgb(182, 65, 40)
HSL	hsl(11, 64%, 44%)
HSV	hsv(11, 78%, 71%)
CMYK	cmyk(0%, 64.3%, 78%, 28.6%)
CIE-LAB	lab(44.06, 46.07, 39.66)
CIE-LCH	lch(44.06, 60.79, 40.72°)
OKLab	oklab(53.53% 0.1304 0.087)
OKLCH	oklch(53.53% 0.157 33.7)
XYZ	xyz(21.5671, 13.8820, 3.5509)
Luminance	0.1388 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B64128 #289DB6

analogous

#B62856 #B64128 #B68828

triadic

#B64128 #28B641 #4128B6

tetradic

#B64128 #56B628 #289DB6 #8828B6

square

#B64128 #56B628 #289DB6 #8828B6

split-complementary

#B64128 #28B688 #2856B6

monochromatic

#521D12 #842F1D #B64128 #D65F45 #E18A77

Accessibility & contrast

On white

5.56

#B64128 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.78

#B64128 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B64128

5.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B64128	#FFFFFF	#000000	##FFFFFF
##B64128	1.00	5.56	3.78	5.56
#FFFFFF	5.56	1.00	21.00	1.00
#000000	3.78	21.00	1.00	21.00
##FFFFFF	5.56	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#625824

Deuteranopia (green-blind)

#7F7224

Tritanopia (blue-blind)

#C8223C

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #b64128;
/* rgb */ color: rgb(182, 65, 40);
/* oklch */ color: oklch(53.5% 0.157 33.7);

Tailwind

colors: {
  custom: {
    50: '#d47b64',
    500: '#b64128',
    950: '#000000',
  },
}

SCSS

$custom: #b64128;
$custom-light: #d47b64;
$custom-dark: #000000;

JSON

{
  "hex": "#b64128",
  "rgb": {
    "r": 182,
    "g": 65,
    "b": 40
  },
  "hsl": {
    "h": 10.563,
    "s": 63.964,
    "l": 43.529
  },
  "oklch": {
    "l": 0.53531,
    "c": 0.15672,
    "h": 33.7
  },
  "luminance": 0.13879
}

Semantic roles & 50–950 ramp

primary

#B64128

secondary

#71B9C9

accent

#CAE741

background

#FEF7F6

surface

#FCEEEB

border

#D5C9C6

text

#160A05

muted

#847C7A

Preview Lab

Preview with #B64128

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

Preview Lab → · Contrast checker → · Palette generator →