#B63E35#B63E35

#B63E35 is a mid, vivid red. Relative luminance 0.136; OKLCH L 53.3% C 0.157 H 27.9°. Best body text is #FFFFFF at 5.63:1 contrast (WCAG AA passes).

Color values

HEX	#B63E35
RGB	rgb(182, 62, 53)
HSL	hsl(4, 55%, 46%)
HSV	hsv(4, 71%, 71%)
CMYK	cmyk(0%, 65.9%, 70.9%, 28.6%)
CIE-LAB	lab(43.73, 47.95, 32.02)
CIE-LCH	lch(43.73, 57.66, 33.74°)
OKLab	oklab(53.33% 0.1388 0.0735)
OKLCH	oklch(53.33% 0.157 27.9)
XYZ	xyz(21.6589, 13.6505, 4.8618)
Luminance	0.1365 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B63E35 #35ADB6

analogous

#B6356C #B63E35 #B67E35

triadic

#B63E35 #35B63E #3E35B6

tetradic

#B63E35 #6CB635 #35ADB6 #7E35B6

square

#B63E35 #6CB635 #35ADB6 #7E35B6

split-complementary

#B63E35 #35B67E #356CB6

monochromatic

#571E19 #872E27 #B63E35 #CF6259 #DD8F89

Accessibility & contrast

On white

5.63

#B63E35 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.73

#B63E35 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B63E35

5.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B63E35	#FFFFFF	#000000	##FFFFFF
##B63E35	1.00	5.63	3.73	5.63
#FFFFFF	5.63	1.00	21.00	1.00
#000000	3.73	21.00	1.00	21.00
##FFFFFF	5.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5F5733

Deuteranopia (green-blind)

#7D7131

Tritanopia (blue-blind)

#C81F3D

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #b63e35;
/* rgb */ color: rgb(182, 62, 53);
/* oklch */ color: oklch(53.3% 0.157 27.9);

Tailwind

colors: {
  custom: {
    50: '#d37a6c',
    500: '#b63e35',
    950: '#000000',
  },
}

SCSS

$custom: #b63e35;
$custom-light: #d37a6c;
$custom-dark: #000000;

JSON

{
  "hex": "#b63e35",
  "rgb": {
    "r": 182,
    "g": 62,
    "b": 53
  },
  "hsl": {
    "h": 4.186,
    "s": 54.894,
    "l": 46.078
  },
  "oklch": {
    "l": 0.53327,
    "c": 0.15704,
    "h": 27.9
  },
  "luminance": 0.13647
}

Semantic roles & 50–950 ramp

primary

#B63E35

secondary

#80C2C7

accent

#D4DE4A

background

#FEF7F6

surface

#FCEEEB

border

#D5C9C6

text

#160A07

muted

#847C7A

Preview Lab

Preview with #B63E35

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

Preview Lab → · Contrast checker → · Palette generator →