#B63E4A#B63E4A

#B63E4A is a mid, vivid red. Relative luminance 0.139; OKLCH L 53.7% C 0.155 H 18.3°. Best body text is #FFFFFF at 5.56:1 contrast (WCAG AA passes).

Color values

HEX	#B63E4A
RGB	rgb(182, 62, 74)
HSL	hsl(354, 49%, 48%)
HSV	hsv(354, 66%, 71%)
CMYK	cmyk(0%, 65.9%, 59.3%, 28.6%)
CIE-LAB	lab(44.07, 49.23, 19.85)
CIE-LCH	lch(44.07, 53.09, 21.96°)
OKLab	oklab(53.7% 0.1469 0.0486)
OKLCH	oklch(53.7% 0.155 18.3)
XYZ	xyz(22.2522, 13.8878, 7.9861)
Luminance	0.1389 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B63E4A #3EB6AA

analogous

#B63E86 #B63E4A #B66E3E

triadic

#B63E4A #4AB63E #3E4AB6

tetradic

#B63E4A #86B63E #3EB6AA #6E3EB6

square

#B63E4A #86B63E #3EB6AA #6E3EB6

split-complementary

#B63E4A #3EB66E #3E86B6

monochromatic

#5B1F25 #882E37 #B63E4A #CB6670 #DB949B

Accessibility & contrast

On white

5.56

#B63E4A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.78

#B63E4A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B63E4A

5.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B63E4A	#FFFFFF	#000000	##FFFFFF
##B63E4A	1.00	5.56	3.78	5.56
#FFFFFF	5.56	1.00	21.00	1.00
#000000	3.78	21.00	1.00	21.00
##FFFFFF	5.56	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5C584A

Deuteranopia (green-blind)

#7B7147

Tritanopia (blue-blind)

#C72543

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #b63e4a;
/* rgb */ color: rgb(182, 62, 74);
/* oklch */ color: oklch(53.7% 0.155 18.3);

Tailwind

colors: {
  custom: {
    50: '#d27a7c',
    500: '#b63e4a',
    950: '#000000',
  },
}

SCSS

$custom: #b63e4a;
$custom-light: #d27a7c;
$custom-dark: #000000;

JSON

{
  "hex": "#b63e4a",
  "rgb": {
    "r": 182,
    "g": 62,
    "b": 74
  },
  "hsl": {
    "h": 354,
    "s": 49.18,
    "l": 47.843
  },
  "oklch": {
    "l": 0.53696,
    "c": 0.15475,
    "h": 18.3
  },
  "luminance": 0.13885
}

Semantic roles & 50–950 ramp

primary

#B63E4A

secondary

#8AC6C0

accent

#D9CB4F

background

#FDF7F7

surface

#FBEEEE

border

#D4C9C9

text

#150A09

muted

#837C7B

Preview Lab

Preview with #B63E4A

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

Preview Lab → · Contrast checker → · Palette generator →