#B63C35#B63C35

#B63C35 is a mid, vivid red. Relative luminance 0.134; OKLCH L 53.1% C 0.159 H 27.2°. Best body text is #FFFFFF at 5.70:1 contrast (WCAG AA passes).

Color values

HEX	#B63C35
RGB	rgb(182, 60, 53)
HSL	hsl(3, 55%, 46%)
HSV	hsv(3, 71%, 71%)
CMYK	cmyk(0%, 67%, 70.9%, 28.6%)
CIE-LAB	lab(43.41, 48.80, 31.66)
CIE-LCH	lch(43.41, 58.17, 32.97°)
OKLab	oklab(53.09% 0.1415 0.0726)
OKLCH	oklch(53.09% 0.159 27.2)
XYZ	xyz(21.5522, 13.4369, 4.8262)
Luminance	0.1343 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B63C35 #35AFB6

analogous

#B6356E #B63C35 #B67C35

triadic

#B63C35 #35B63C #3C35B6

tetradic

#B63C35 #6EB635 #35AFB6 #7C35B6

square

#B63C35 #6EB635 #35AFB6 #7C35B6

split-complementary

#B63C35 #35B67C #356EB6

monochromatic

#571D19 #872C27 #B63C35 #CF6059 #DD8D89

Accessibility & contrast

On white

5.70

#B63C35 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.69

#B63C35 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B63C35

5.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B63C35	#FFFFFF	#000000	##FFFFFF
##B63C35	1.00	5.70	3.69	5.70
#FFFFFF	5.70	1.00	21.00	1.00
#000000	3.69	21.00	1.00	21.00
##FFFFFF	5.70	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5E5633

Deuteranopia (green-blind)

#7C7031

Tritanopia (blue-blind)

#C81A3B

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #b63c35;
/* rgb */ color: rgb(182, 60, 53);
/* oklch */ color: oklch(53.1% 0.159 27.2);

Tailwind

colors: {
  custom: {
    50: '#d3786c',
    500: '#b63c35',
    950: '#000000',
  },
}

SCSS

$custom: #b63c35;
$custom-light: #d3786c;
$custom-dark: #000000;

JSON

{
  "hex": "#b63c35",
  "rgb": {
    "r": 182,
    "g": 60,
    "b": 53
  },
  "hsl": {
    "h": 3.256,
    "s": 54.894,
    "l": 46.078
  },
  "oklch": {
    "l": 0.53092,
    "c": 0.15903,
    "h": 27.2
  },
  "luminance": 0.13434
}

Semantic roles & 50–950 ramp

primary

#B63C35

secondary

#80C3C7

accent

#D6DE4A

background

#FEF7F6

surface

#FCEEEB

border

#D5C9C6

text

#160907

muted

#847B7A

Preview Lab

Preview with #B63C35

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

Preview Lab → · Contrast checker → · Palette generator →