#B63D35#B63D35

#B63D35 is a mid, vivid red. Relative luminance 0.135; OKLCH L 53.2% C 0.158 H 27.5°. Best body text is #FFFFFF at 5.66:1 contrast (WCAG AA passes).

Color values

HEX	#B63D35
RGB	rgb(182, 61, 53)
HSL	hsl(4, 55%, 46%)
HSV	hsv(4, 71%, 71%)
CMYK	cmyk(0%, 66.5%, 70.9%, 28.6%)
CIE-LAB	lab(43.57, 48.38, 31.84)
CIE-LCH	lch(43.57, 57.92, 33.35°)
OKLab	oklab(53.21% 0.1402 0.073)
OKLCH	oklch(53.21% 0.158 27.5)
XYZ	xyz(21.6051, 13.5427, 4.8438)
Luminance	0.1354 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B63D35 #35AEB6

analogous

#B6356D #B63D35 #B67D35

triadic

#B63D35 #35B63D #3D35B6

tetradic

#B63D35 #6DB635 #35AEB6 #7D35B6

square

#B63D35 #6DB635 #35AEB6 #7D35B6

split-complementary

#B63D35 #35B67D #356DB6

monochromatic

#571D19 #872D27 #B63D35 #CF6159 #DD8E89

Accessibility & contrast

On white

5.66

#B63D35 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.71

#B63D35 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B63D35

5.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B63D35	#FFFFFF	#000000	##FFFFFF
##B63D35	1.00	5.66	3.71	5.66
#FFFFFF	5.66	1.00	21.00	1.00
#000000	3.71	21.00	1.00	21.00
##FFFFFF	5.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5E5633

Deuteranopia (green-blind)

#7D7131

Tritanopia (blue-blind)

#C81D3C

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #b63d35;
/* rgb */ color: rgb(182, 61, 53);
/* oklch */ color: oklch(53.2% 0.158 27.5);

Tailwind

colors: {
  custom: {
    50: '#d3796c',
    500: '#b63d35',
    950: '#000000',
  },
}

SCSS

$custom: #b63d35;
$custom-light: #d3796c;
$custom-dark: #000000;

JSON

{
  "hex": "#b63d35",
  "rgb": {
    "r": 182,
    "g": 61,
    "b": 53
  },
  "hsl": {
    "h": 3.721,
    "s": 54.894,
    "l": 46.078
  },
  "oklch": {
    "l": 0.53209,
    "c": 0.15804,
    "h": 27.5
  },
  "luminance": 0.1354
}

Semantic roles & 50–950 ramp

primary

#B63D35

secondary

#80C2C7

accent

#D5DE4A

background

#FEF7F6

surface

#FCEEEB

border

#D5C9C6

text

#160907

muted

#847B7A

Preview Lab

Preview with #B63D35

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

Preview Lab → · Contrast checker → · Palette generator →