#B63140#B63140

#B63140 is a mid, vivid red. Relative luminance 0.125; OKLCH L 52.1% C 0.169 H 19.3°. Best body text is #FFFFFF at 6.00:1 contrast (WCAG AA passes).

Color values

HEX	#B63140
RGB	rgb(182, 49, 64)
HSL	hsl(353, 58%, 45%)
HSV	hsv(353, 73%, 71%)
CMYK	cmyk(0%, 73.1%, 64.8%, 28.6%)
CIE-LAB	lab(42.02, 53.69, 23.33)
CIE-LCH	lch(42.02, 58.54, 23.49°)
OKLab	oklab(52.11% 0.1593 0.0557)
OKLCH	oklch(52.11% 0.169 19.3)
XYZ	xyz(21.3174, 12.5150, 6.1426)
Luminance	0.1251 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#B63140 #31B6A7

analogous

#B63182 #B63140 #B66431

triadic

#B63140 #40B631 #3140B6

tetradic

#B63140 #82B631 #31B6A7 #6431B6

square

#B63140 #82B631 #31B6A7 #6431B6

split-complementary

#B63140 #31B664 #3182B6

monochromatic

#56171E #86242F #B63140 #D15362 #DE848E

Accessibility & contrast

On white

6.00

#B63140 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.50

#B63140 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #B63140

6.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##B63140	#FFFFFF	#000000	##FFFFFF
##B63140	1.00	6.00	3.50	6.00
#FFFFFF	6.00	1.00	21.00	1.00
#000000	3.50	21.00	1.00	21.00
##FFFFFF	6.00	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#565140

Deuteranopia (green-blind)

#786D3C

Tritanopia (blue-blind)

#C80038

Achromatopsia (no color)

#636363

Design tokens & code

CSS

--color: #b63140;
/* rgb */ color: rgb(182, 49, 64);
/* oklch */ color: oklch(52.1% 0.169 19.3);

Tailwind

colors: {
  custom: {
    50: '#d37374',
    500: '#b63140',
    950: '#000000',
  },
}

SCSS

$custom: #b63140;
$custom-light: #d37374;
$custom-dark: #000000;

JSON

{
  "hex": "#b63140",
  "rgb": {
    "r": 182,
    "g": 49,
    "b": 64
  },
  "hsl": {
    "h": 353.233,
    "s": 57.576,
    "l": 45.294
  },
  "oklch": {
    "l": 0.52108,
    "c": 0.16871,
    "h": 19.3
  },
  "luminance": 0.12512
}

Semantic roles & 50–950 ramp

primary

#B63140

secondary

#7CC7BF

accent

#E1CF47

background

#FEF7F7

surface

#FCEDED

border

#D5C8C8

text

#160908

muted

#847B7B

Preview Lab

Preview with #B63140

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

Preview Lab → · Contrast checker → · Palette generator →