#B64133#B64133

#B64133 is a mid, vivid red. Relative luminance 0.140; OKLCH L 53.7% C 0.154 H 29.8°. Best body text is #FFFFFF at 5.54:1 contrast (WCAG AA passes).

Color values

HEX	#B64133
RGB	rgb(182, 65, 51)
HSL	hsl(6, 56%, 46%)
HSV	hsv(6, 72%, 71%)
CMYK	cmyk(0%, 64.3%, 72%, 28.6%)
CIE-LAB	lab(44.19, 46.55, 33.71)
CIE-LCH	lch(44.19, 57.47, 35.91°)
OKLab	oklab(53.66% 0.134 0.0767)
OKLCH	oklch(53.66% 0.154 29.8)
XYZ	xyz(21.7815, 13.9678, 4.6804)
Luminance	0.1396 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B64133 #33A8B6

analogous

#B63366 #B64133 #B68233

triadic

#B64133 #33B641 #4133B6

tetradic

#B64133 #66B633 #33A8B6 #8233B6

square

#B64133 #66B633 #33A8B6 #8233B6

split-complementary

#B64133 #33B682 #3366B6

monochromatic

#561F18 #863026 #B64133 #D06356 #DD9086

Accessibility & contrast

On white

5.54

#B64133 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.79

#B64133 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B64133

5.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B64133	#FFFFFF	#000000	##FFFFFF
##B64133	1.00	5.54	3.79	5.54
#FFFFFF	5.54	1.00	21.00	1.00
#000000	3.79	21.00	1.00	21.00
##FFFFFF	5.54	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#615831

Deuteranopia (green-blind)

#7E722F

Tritanopia (blue-blind)

#C8243E

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #b64133;
/* rgb */ color: rgb(182, 65, 51);
/* oklch */ color: oklch(53.7% 0.154 29.8);

Tailwind

colors: {
  custom: {
    50: '#d37b6b',
    500: '#b64133',
    950: '#000000',
  },
}

SCSS

$custom: #b64133;
$custom-light: #d37b6b;
$custom-dark: #000000;

JSON

{
  "hex": "#b64133",
  "rgb": {
    "r": 182,
    "g": 65,
    "b": 51
  },
  "hsl": {
    "h": 6.412,
    "s": 56.223,
    "l": 45.686
  },
  "oklch": {
    "l": 0.53664,
    "c": 0.15442,
    "h": 29.8
  },
  "luminance": 0.13965
}

Semantic roles & 50–950 ramp

primary

#B64133

secondary

#7EBFC7

accent

#CFE048

background

#FEF7F6

surface

#FCEEEB

border

#D5C9C6

text

#160A06

muted

#847C7A

Preview Lab

Preview with #B64133

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

Preview Lab → · Contrast checker → · Palette generator →