#B63F53#B63F53

#B63F53 is a mid, vivid red. Relative luminance 0.141; OKLCH L 54.0% C 0.154 H 14.0°. Best body text is #FFFFFF at 5.49:1 contrast (WCAG AA passes).

Color values

HEX	#B63F53
RGB	rgb(182, 63, 83)
HSL	hsl(350, 49%, 48%)
HSV	hsv(350, 65%, 71%)
CMYK	cmyk(0%, 65.4%, 54.4%, 28.6%)
CIE-LAB	lab(44.42, 49.50, 14.79)
CIE-LCH	lch(44.42, 51.66, 16.63°)
OKLab	oklab(54.01% 0.1492 0.0371)
OKLCH	oklch(54.01% 0.154 14)
XYZ	xyz(22.6322, 14.1276, 9.7170)
Luminance	0.1412 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B63F53 #3FB6A2

analogous

#B63F8E #B63F53 #B6663F

triadic

#B63F53 #53B63F #3F53B6

tetradic

#B63F53 #8EB63F #3FB6A2 #663FB6

square

#B63F53 #8EB63F #3FB6A2 #663FB6

split-complementary

#B63F53 #3FB666 #3F8EB6

monochromatic

#5B202A #892F3E #B63F53 #CB6878 #DA95A1

Accessibility & contrast

On white

5.49

#B63F53 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.82

#B63F53 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B63F53

5.49:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B63F53	#FFFFFF	#000000	##FFFFFF
##B63F53	1.00	5.49	3.82	5.49
#FFFFFF	5.49	1.00	21.00	1.00
#000000	3.82	21.00	1.00	21.00
##FFFFFF	5.49	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5C5A53

Deuteranopia (green-blind)

#7A7250

Tritanopia (blue-blind)

#C72947

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #b63f53;
/* rgb */ color: rgb(182, 63, 83);
/* oklch */ color: oklch(54.0% 0.154 14.0);

Tailwind

colors: {
  custom: {
    50: '#d27b83',
    500: '#b63f53',
    950: '#000000',
  },
}

SCSS

$custom: #b63f53;
$custom-light: #d27b83;
$custom-dark: #000000;

JSON

{
  "hex": "#b63f53",
  "rgb": {
    "r": 182,
    "g": 63,
    "b": 83
  },
  "hsl": {
    "h": 349.916,
    "s": 48.571,
    "l": 48.039
  },
  "oklch": {
    "l": 0.54013,
    "c": 0.15372,
    "h": 14
  },
  "luminance": 0.14125
}

Semantic roles & 50–950 ramp

primary

#B63F53

secondary

#8BC6BC

accent

#D8C150

background

#FDF7F8

surface

#FBEEEF

border

#D4C9CA

text

#150A0A

muted

#837C7C

Preview Lab

Preview with #B63F53

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

Preview Lab → · Contrast checker → · Palette generator →