#B63E2E#B63E2E

#B63E2E is a mid, vivid red. Relative luminance 0.136; OKLCH L 53.2% C 0.158 H 30.6°. Best body text is #FFFFFF at 5.65:1 contrast (WCAG AA passes).

Color values

HEX	#B63E2E
RGB	rgb(182, 62, 46)
HSL	hsl(7, 60%, 45%)
HSV	hsv(7, 75%, 71%)
CMYK	cmyk(0%, 65.9%, 74.7%, 28.6%)
CIE-LAB	lab(43.64, 47.63, 35.93)
CIE-LCH	lch(43.64, 59.66, 37.03°)
OKLab	oklab(53.23% 0.1364 0.0805)
OKLCH	oklch(53.23% 0.158 30.6)
XYZ	xyz(21.5095, 13.5907, 4.0749)
Luminance	0.1359 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B63E2E #2EA6B6

analogous

#B62E62 #B63E2E #B6822E

triadic

#B63E2E #2EB63E #3E2EB6

tetradic

#B63E2E #62B62E #2EA6B6 #822EB6

square

#B63E2E #62B62E #2EA6B6 #822EB6

split-complementary

#B63E2E #2EB682 #2E62B6

monochromatic

#541D15 #852D22 #B63E2E #D25E4F #DF8B80

Accessibility & contrast

On white

5.65

#B63E2E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.72

#B63E2E on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B63E2E

5.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B63E2E	#FFFFFF	#000000	##FFFFFF
##B63E2E	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)

#60562B

Deuteranopia (green-blind)

#7E712A

Tritanopia (blue-blind)

#C81D3B

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #b63e2e;
/* rgb */ color: rgb(182, 62, 46);
/* oklch */ color: oklch(53.2% 0.158 30.6);

Tailwind

colors: {
  custom: {
    50: '#d47968',
    500: '#b63e2e',
    950: '#000000',
  },
}

SCSS

$custom: #b63e2e;
$custom-light: #d47968;
$custom-dark: #000000;

JSON

{
  "hex": "#b63e2e",
  "rgb": {
    "r": 182,
    "g": 62,
    "b": 46
  },
  "hsl": {
    "h": 7.059,
    "s": 59.649,
    "l": 44.706
  },
  "oklch": {
    "l": 0.53234,
    "c": 0.15833,
    "h": 30.6
  },
  "luminance": 0.13588
}

Semantic roles & 50–950 ramp

primary

#B63E2E

secondary

#78BEC8

accent

#D0E345

background

#FEF7F6

surface

#FCEEEB

border

#D5C9C6

text

#160906

muted

#847B7A

Preview Lab

Preview with #B63E2E

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

Preview Lab → · Contrast checker → · Palette generator →