#B63F4E#B63F4E

#B63F4E is a mid, vivid red. Relative luminance 0.141; OKLCH L 53.9% C 0.154 H 16.6°. Best body text is #FFFFFF at 5.51:1 contrast (WCAG AA passes).

Color values

HEX	#B63F4E
RGB	rgb(182, 63, 78)
HSL	hsl(352, 49%, 48%)
HSV	hsv(352, 65%, 71%)
CMYK	cmyk(0%, 65.4%, 57.1%, 28.6%)
CIE-LAB	lab(44.31, 49.10, 17.72)
CIE-LCH	lch(44.31, 52.20, 19.84°)
OKLab	oklab(53.9% 0.1472 0.0438)
OKLCH	oklch(53.9% 0.154 16.6)
XYZ	xyz(22.4461, 14.0531, 8.7368)
Luminance	0.1405 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B63F4E #3FB6A7

analogous

#B63F89 #B63F4E #B66B3F

triadic

#B63F4E #4EB63F #3F4EB6

tetradic

#B63F4E #89B63F #3FB6A7 #6B3FB6

square

#B63F4E #89B63F #3FB6A7 #6B3FB6

split-complementary

#B63F4E #3FB66B #3F89B6

monochromatic

#5B2027 #892F3B #B63F4E #CB6874 #DA959E

Accessibility & contrast

On white

5.51

#B63F4E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.81

#B63F4E on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B63F4E

5.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B63F4E	#FFFFFF	#000000	##FFFFFF
##B63F4E	1.00	5.51	3.81	5.51
#FFFFFF	5.51	1.00	21.00	1.00
#000000	3.81	21.00	1.00	21.00
##FFFFFF	5.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5C594E

Deuteranopia (green-blind)

#7B724B

Tritanopia (blue-blind)

#C72845

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #b63f4e;
/* rgb */ color: rgb(182, 63, 78);
/* oklch */ color: oklch(53.9% 0.154 16.6);

Tailwind

colors: {
  custom: {
    50: '#d27b7f',
    500: '#b63f4e',
    950: '#000000',
  },
}

SCSS

$custom: #b63f4e;
$custom-light: #d27b7f;
$custom-dark: #000000;

JSON

{
  "hex": "#b63f4e",
  "rgb": {
    "r": 182,
    "g": 63,
    "b": 78
  },
  "hsl": {
    "h": 352.437,
    "s": 48.571,
    "l": 48.039
  },
  "oklch": {
    "l": 0.53899,
    "c": 0.15357,
    "h": 16.6
  },
  "luminance": 0.1405
}

Semantic roles & 50–950 ramp

primary

#B63F4E

secondary

#8BC6BE

accent

#D8C750

background

#FDF7F7

surface

#FBEEEE

border

#D4C9C9

text

#150A0A

muted

#837C7C

Preview Lab

Preview with #B63F4E

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

Preview Lab → · Contrast checker → · Palette generator →