#B63835#B63835

#B63835 is a mid, vivid red. Relative luminance 0.130; OKLCH L 52.6% C 0.163 H 25.9°. Best body text is #FFFFFF at 5.82:1 contrast (WCAG AA passes).

Color values

HEX	#B63835
RGB	rgb(182, 56, 53)
HSL	hsl(1, 55%, 46%)
HSV	hsv(1, 71%, 71%)
CMYK	cmyk(0%, 69.2%, 70.9%, 28.6%)
CIE-LAB	lab(42.81, 50.44, 30.95)
CIE-LCH	lch(42.81, 59.18, 31.54°)
OKLab	oklab(52.64% 0.1466 0.0711)
OKLCH	oklch(52.64% 0.163 25.9)
XYZ	xyz(21.3505, 13.0336, 4.7590)
Luminance	0.1303 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B63835 #35B3B6

analogous

#B63572 #B63835 #B67835

triadic

#B63835 #35B638 #3835B6

tetradic

#B63835 #72B635 #35B3B6 #7835B6

square

#B63835 #72B635 #35B3B6 #7835B6

split-complementary

#B63835 #35B678 #3572B6

monochromatic

#571B19 #872927 #B63835 #CF5C59 #DD8B89

Accessibility & contrast

On white

5.82

#B63835 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.61

#B63835 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B63835

5.82:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B63835	#FFFFFF	#000000	##FFFFFF
##B63835	1.00	5.82	3.61	5.82
#FFFFFF	5.82	1.00	21.00	1.00
#000000	3.61	21.00	1.00	21.00
##FFFFFF	5.82	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5B5434

Deuteranopia (green-blind)

#7B6F31

Tritanopia (blue-blind)

#C81039

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #b63835;
/* rgb */ color: rgb(182, 56, 53);
/* oklch */ color: oklch(52.6% 0.163 25.9);

Tailwind

colors: {
  custom: {
    50: '#d4766c',
    500: '#b63835',
    950: '#000000',
  },
}

SCSS

$custom: #b63835;
$custom-light: #d4766c;
$custom-dark: #000000;

JSON

{
  "hex": "#b63835",
  "rgb": {
    "r": 182,
    "g": 56,
    "b": 53
  },
  "hsl": {
    "h": 1.395,
    "s": 54.894,
    "l": 46.078
  },
  "oklch": {
    "l": 0.52643,
    "c": 0.16295,
    "h": 25.9
  },
  "luminance": 0.1303
}

Semantic roles & 50–950 ramp

primary

#B63835

secondary

#80C5C7

accent

#DBDE4A

background

#FEF7F6

surface

#FCEDEB

border

#D5C8C6

text

#160907

muted

#847B7A

Preview Lab

Preview with #B63835

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

Preview Lab → · Contrast checker → · Palette generator →