#B63C4F#B63C4F

#B63C4F is a mid, vivid red. Relative luminance 0.137; OKLCH L 53.6% C 0.157 H 15.1°. Best body text is #FFFFFF at 5.60:1 contrast (WCAG AA passes).

Color values

HEX	#B63C4F
RGB	rgb(182, 60, 79)
HSL	hsl(351, 50%, 47%)
HSV	hsv(351, 67%, 71%)
CMYK	cmyk(0%, 67%, 56.6%, 28.6%)
CIE-LAB	lab(43.86, 50.44, 16.50)
CIE-LCH	lch(43.86, 53.08, 18.12°)
OKLab	oklab(53.57% 0.1516 0.041)
OKLCH	oklch(53.57% 0.157 15.1)
XYZ	xyz(22.3206, 13.7443, 8.8732)
Luminance	0.1374 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B63C4F #3CB6A3

analogous

#B63C8C #B63C4F #B6663C

triadic

#B63C4F #4FB63C #3C4FB6

tetradic

#B63C4F #8CB63C #3CB6A3 #663CB6

square

#B63C4F #8CB63C #3CB6A3 #663CB6

split-complementary

#B63C4F #3CB666 #3C8CB6

monochromatic

#5A1E27 #882D3B #B63C4F #CC6374 #DB919D

Accessibility & contrast

On white

5.60

#B63C4F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.75

#B63C4F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B63C4F

5.60:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B63C4F	#FFFFFF	#000000	##FFFFFF
##B63C4F	1.00	5.60	3.75	5.60
#FFFFFF	5.60	1.00	21.00	1.00
#000000	3.75	21.00	1.00	21.00
##FFFFFF	5.60	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5A584F

Deuteranopia (green-blind)

#79714C

Tritanopia (blue-blind)

#C72344

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #b63c4f;
/* rgb */ color: rgb(182, 60, 79);
/* oklch */ color: oklch(53.6% 0.157 15.1);

Tailwind

colors: {
  custom: {
    50: '#d27980',
    500: '#b63c4f',
    950: '#000000',
  },
}

SCSS

$custom: #b63c4f;
$custom-light: #d27980;
$custom-dark: #000000;

JSON

{
  "hex": "#b63c4f",
  "rgb": {
    "r": 182,
    "g": 60,
    "b": 79
  },
  "hsl": {
    "h": 350.656,
    "s": 50.413,
    "l": 47.451
  },
  "oklch": {
    "l": 0.53574,
    "c": 0.15705,
    "h": 15.1
  },
  "luminance": 0.13741
}

Semantic roles & 50–950 ramp

primary

#B63C4F

secondary

#88C6BC

accent

#DAC44E

background

#FDF7F7

surface

#FBEEEE

border

#D4C9C9

text

#150A0A

muted

#837C7C

Preview Lab

Preview with #B63C4F

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

Preview Lab → · Contrast checker → · Palette generator →