#B63C29#B63C29

#B63C29 is a mid, vivid red. Relative luminance 0.133; OKLCH L 52.9% C 0.161 H 31.5°. Best body text is #FFFFFF at 5.73:1 contrast (WCAG AA passes).

Color values

HEX	#B63C29
RGB	rgb(182, 60, 41)
HSL	hsl(8, 63%, 44%)
HSV	hsv(8, 77%, 71%)
CMYK	cmyk(0%, 67%, 77.5%, 28.6%)
CIE-LAB	lab(43.27, 48.27, 38.30)
CIE-LCH	lch(43.27, 61.62, 38.43°)
OKLab	oklab(52.94% 0.1374 0.0843)
OKLCH	oklch(52.94% 0.161 31.5)
XYZ	xyz(21.3099, 13.3400, 3.5502)
Luminance	0.1334 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B63C29 #29A3B6

analogous

#B6295C #B63C29 #B68229

triadic

#B63C29 #29B63C #3C29B6

tetradic

#B63C29 #5CB629 #29A3B6 #8229B6

square

#B63C29 #5CB629 #29A3B6 #8229B6

split-complementary

#B63C29 #29B682 #295CB6

monochromatic

#521B12 #842C1E #B63C29 #D55A47 #E18779

Accessibility & contrast

On white

5.73

#B63C29 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.67

#B63C29 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B63C29

5.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B63C29	#FFFFFF	#000000	##FFFFFF
##B63C29	1.00	5.73	3.67	5.73
#FFFFFF	5.73	1.00	21.00	1.00
#000000	3.67	21.00	1.00	21.00
##FFFFFF	5.73	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5F5526

Deuteranopia (green-blind)

#7D7024

Tritanopia (blue-blind)

#C81738

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #b63c29;
/* rgb */ color: rgb(182, 60, 41);
/* oklch */ color: oklch(52.9% 0.161 31.5);

Tailwind

colors: {
  custom: {
    50: '#d47864',
    500: '#b63c29',
    950: '#000000',
  },
}

SCSS

$custom: #b63c29;
$custom-light: #d47864;
$custom-dark: #000000;

JSON

{
  "hex": "#b63c29",
  "rgb": {
    "r": 182,
    "g": 60,
    "b": 41
  },
  "hsl": {
    "h": 8.085,
    "s": 63.229,
    "l": 43.725
  },
  "oklch": {
    "l": 0.52939,
    "c": 0.16119,
    "h": 31.5
  },
  "luminance": 0.13337
}

Semantic roles & 50–950 ramp

primary

#B63C29

secondary

#72BDC9

accent

#D0E642

background

#FEF7F6

surface

#FCEEEB

border

#D5C9C6

text

#160905

muted

#847B7A

Preview Lab

Preview with #B63C29

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

Preview Lab → · Contrast checker → · Palette generator →