#B63834#B63834

#B63834 is a mid, vivid red. Relative luminance 0.130; OKLCH L 52.6% C 0.163 H 26.3°. Best body text is #FFFFFF at 5.83:1 contrast (WCAG AA passes).

Color values

HEX	#B63834
RGB	rgb(182, 56, 52)
HSL	hsl(2, 56%, 46%)
HSV	hsv(2, 71%, 71%)
CMYK	cmyk(0%, 69.2%, 71.4%, 28.6%)
CIE-LAB	lab(42.80, 50.39, 31.53)
CIE-LCH	lch(42.80, 59.44, 32.03°)
OKLab	oklab(52.63% 0.1463 0.0722)
OKLCH	oklch(52.63% 0.163 26.3)
XYZ	xyz(21.3277, 13.0245, 4.6391)
Luminance	0.1302 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B63834 #34B2B6

analogous

#B63471 #B63834 #B67934

triadic

#B63834 #34B638 #3834B6

tetradic

#B63834 #71B634 #34B2B6 #7934B6

square

#B63834 #71B634 #34B2B6 #7934B6

split-complementary

#B63834 #34B679 #3471B6

monochromatic

#571B19 #862926 #B63834 #CF5C58 #DD8A88

Accessibility & contrast

On white

5.83

#B63834 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.60

#B63834 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B63834

5.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B63834	#FFFFFF	#000000	##FFFFFF
##B63834	1.00	5.83	3.60	5.83
#FFFFFF	5.83	1.00	21.00	1.00
#000000	3.60	21.00	1.00	21.00
##FFFFFF	5.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5C5432

Deuteranopia (green-blind)

#7B6F30

Tritanopia (blue-blind)

#C81038

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #b63834;
/* rgb */ color: rgb(182, 56, 52);
/* oklch */ color: oklch(52.6% 0.163 26.3);

Tailwind

colors: {
  custom: {
    50: '#d4766c',
    500: '#b63834',
    950: '#000000',
  },
}

SCSS

$custom: #b63834;
$custom-light: #d4766c;
$custom-dark: #000000;

JSON

{
  "hex": "#b63834",
  "rgb": {
    "r": 182,
    "g": 56,
    "b": 52
  },
  "hsl": {
    "h": 1.846,
    "s": 55.556,
    "l": 45.882
  },
  "oklch": {
    "l": 0.52628,
    "c": 0.1631,
    "h": 26.3
  },
  "luminance": 0.13021
}

Semantic roles & 50–950 ramp

primary

#B63834

secondary

#7FC5C7

accent

#DADF49

background

#FEF7F6

surface

#FCEDEB

border

#D5C8C6

text

#160907

muted

#847B7A

Preview Lab

Preview with #B63834

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

Preview Lab → · Contrast checker → · Palette generator →