#B63D53#B63D53

#B63D53 is a mid, vivid red. Relative luminance 0.139; OKLCH L 53.8% C 0.156 H 13.4°. Best body text is #FFFFFF at 5.55:1 contrast (WCAG AA passes).

Color values

HEX	#B63D53
RGB	rgb(182, 61, 83)
HSL	hsl(349, 50%, 48%)
HSV	hsv(349, 66%, 71%)
CMYK	cmyk(0%, 66.5%, 54.4%, 28.6%)
CIE-LAB	lab(44.10, 50.34, 14.36)
CIE-LCH	lch(44.10, 52.35, 15.92°)
OKLab	oklab(53.78% 0.1519 0.0361)
OKLCH	oklch(53.78% 0.156 13.4)
XYZ	xyz(22.5235, 13.9101, 9.6808)
Luminance	0.1391 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B63D53 #3DB6A0

analogous

#B63D8F #B63D53 #B6643D

triadic

#B63D53 #53B63D #3D53B6

tetradic

#B63D53 #8FB63D #3DB6A0 #643DB6

square

#B63D53 #8FB63D #3DB6A0 #643DB6

split-complementary

#B63D53 #3DB664 #3D8FB6

monochromatic

#5A1E29 #882E3E #B63D53 #CB6577 #DB93A0

Accessibility & contrast

On white

5.55

#B63D53 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.78

#B63D53 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B63D53

5.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B63D53	#FFFFFF	#000000	##FFFFFF
##B63D53	1.00	5.55	3.78	5.55
#FFFFFF	5.55	1.00	21.00	1.00
#000000	3.78	21.00	1.00	21.00
##FFFFFF	5.55	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5A5953

Deuteranopia (green-blind)

#797150

Tritanopia (blue-blind)

#C72646

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #b63d53;
/* rgb */ color: rgb(182, 61, 83);
/* oklch */ color: oklch(53.8% 0.156 13.4);

Tailwind

colors: {
  custom: {
    50: '#d27a83',
    500: '#b63d53',
    950: '#000000',
  },
}

SCSS

$custom: #b63d53;
$custom-light: #d27a83;
$custom-dark: #000000;

JSON

{
  "hex": "#b63d53",
  "rgb": {
    "r": 182,
    "g": 61,
    "b": 83
  },
  "hsl": {
    "h": 349.091,
    "s": 49.794,
    "l": 47.647
  },
  "oklch": {
    "l": 0.53781,
    "c": 0.15609,
    "h": 13.4
  },
  "luminance": 0.13907
}

Semantic roles & 50–950 ramp

primary

#B63D53

secondary

#89C6BB

accent

#D9C04E

background

#FDF7F7

surface

#FBEEEE

border

#D4C9C9

text

#150A0A

muted

#837C7C

Preview Lab

Preview with #B63D53

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

Preview Lab → · Contrast checker → · Palette generator →