#B63E2F#B63E2F

#B63E2F is a mid, vivid red. Relative luminance 0.136; OKLCH L 53.2% C 0.158 H 30.2°. Best body text is #FFFFFF at 5.65:1 contrast (WCAG AA passes).

Color values

HEX	#B63E2F
RGB	rgb(182, 62, 47)
HSL	hsl(7, 59%, 45%)
HSV	hsv(7, 74%, 71%)
CMYK	cmyk(0%, 65.9%, 74.2%, 28.6%)
CIE-LAB	lab(43.65, 47.67, 35.38)
CIE-LCH	lch(43.65, 59.37, 36.58°)
OKLab	oklab(53.25% 0.1367 0.0795)
OKLCH	oklch(53.25% 0.158 30.2)
XYZ	xyz(21.5295, 13.5987, 4.1799)
Luminance	0.1360 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B63E2F #2FA7B6

analogous

#B62F63 #B63E2F #B6822F

triadic

#B63E2F #2FB63E #3E2FB6

tetradic

#B63E2F #63B62F #2FA7B6 #822FB6

square

#B63E2F #63B62F #2FA7B6 #822FB6

split-complementary

#B63E2F #2FB682 #2F63B6

monochromatic

#551D16 #852D22 #B63E2F #D25F50 #DE8B81

Accessibility & contrast

On white

5.65

#B63E2F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.72

#B63E2F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B63E2F

5.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B63E2F	#FFFFFF	#000000	##FFFFFF
##B63E2F	1.00	5.65	3.72	5.65
#FFFFFF	5.65	1.00	21.00	1.00
#000000	3.72	21.00	1.00	21.00
##FFFFFF	5.65	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#60572D

Deuteranopia (green-blind)

#7D712B

Tritanopia (blue-blind)

#C81D3B

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #b63e2f;
/* rgb */ color: rgb(182, 62, 47);
/* oklch */ color: oklch(53.2% 0.158 30.2);

Tailwind

colors: {
  custom: {
    50: '#d47968',
    500: '#b63e2f',
    950: '#000000',
  },
}

SCSS

$custom: #b63e2f;
$custom-light: #d47968;
$custom-dark: #000000;

JSON

{
  "hex": "#b63e2f",
  "rgb": {
    "r": 182,
    "g": 62,
    "b": 47
  },
  "hsl": {
    "h": 6.667,
    "s": 58.952,
    "l": 44.902
  },
  "oklch": {
    "l": 0.53246,
    "c": 0.15814,
    "h": 30.2
  },
  "luminance": 0.13596
}

Semantic roles & 50–950 ramp

primary

#B63E2F

secondary

#79BFC7

accent

#D1E246

background

#FEF7F6

surface

#FCEEEB

border

#D5C9C6

text

#160906

muted

#847B7A

Preview Lab

Preview with #B63E2F

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

Preview Lab → · Contrast checker → · Palette generator →