#B63D45#B63D45

#B63D45 is a mid, vivid red. Relative luminance 0.137; OKLCH L 53.5% C 0.156 H 20.4°. Best body text is #FFFFFF at 5.61:1 contrast (WCAG AA passes).

Color values

HEX	#B63D45
RGB	rgb(182, 61, 69)
HSL	hsl(356, 50%, 48%)
HSV	hsv(356, 66%, 71%)
CMYK	cmyk(0%, 66.5%, 62.1%, 28.6%)
CIE-LAB	lab(43.82, 49.31, 22.58)
CIE-LCH	lch(43.82, 54.24, 24.60°)
OKLab	oklab(53.48% 0.1463 0.0545)
OKLCH	oklch(53.48% 0.156 20.4)
XYZ	xyz(22.0365, 13.7153, 7.1160)
Luminance	0.1371 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B63D45 #3DB6AE

analogous

#B63D81 #B63D45 #B6713D

triadic

#B63D45 #45B63D #3D45B6

tetradic

#B63D45 #81B63D #3DB6AE #713DB6

square

#B63D45 #81B63D #3DB6AE #713DB6

split-complementary

#B63D45 #3DB671 #3D81B6

monochromatic

#5A1E22 #882E34 #B63D45 #CB656C #DB9397

Accessibility & contrast

On white

5.61

#B63D45 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.74

#B63D45 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B63D45

5.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B63D45	#FFFFFF	#000000	##FFFFFF
##B63D45	1.00	5.61	3.74	5.61
#FFFFFF	5.61	1.00	21.00	1.00
#000000	3.74	21.00	1.00	21.00
##FFFFFF	5.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5C5744

Deuteranopia (green-blind)

#7B7142

Tritanopia (blue-blind)

#C72141

Achromatopsia (no color)

#686868

Design tokens & code

CSS

--color: #b63d45;
/* rgb */ color: rgb(182, 61, 69);
/* oklch */ color: oklch(53.5% 0.156 20.4);

Tailwind

colors: {
  custom: {
    50: '#d27978',
    500: '#b63d45',
    950: '#000000',
  },
}

SCSS

$custom: #b63d45;
$custom-light: #d27978;
$custom-dark: #000000;

JSON

{
  "hex": "#b63d45",
  "rgb": {
    "r": 182,
    "g": 61,
    "b": 69
  },
  "hsl": {
    "h": 356.033,
    "s": 49.794,
    "l": 47.647
  },
  "oklch": {
    "l": 0.53479,
    "c": 0.1561,
    "h": 20.4
  },
  "luminance": 0.13712
}

Semantic roles & 50–950 ramp

primary

#B63D45

secondary

#89C6C2

accent

#D9D04E

background

#FDF7F7

surface

#FBEEED

border

#D4C9C8

text

#150A09

muted

#837C7B

Preview Lab

Preview with #B63D45

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

Preview Lab → · Contrast checker → · Palette generator →