#A63E47#A63E47

#A63E47 is a mid, vivid red. Relative luminance 0.120; OKLCH L 51.0% C 0.137 H 18.3°. Best body text is #FFFFFF at 6.17:1 contrast (WCAG AA passes).

Color values

HEX	#A63E47
RGB	rgb(166, 62, 71)
HSL	hsl(355, 46%, 45%)
HSV	hsv(355, 63%, 65%)
CMYK	cmyk(0%, 62.7%, 57.2%, 34.9%)
CIE-LAB	lab(41.23, 43.54, 17.43)
CIE-LCH	lch(41.23, 46.89, 21.82°)
OKLab	oklab(51.02% 0.1302 0.043)
OKLCH	oklch(51.02% 0.137 18.3)
XYZ	xyz(18.5875, 12.0096, 7.2993)
Luminance	0.1201 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A63E47 #3EA69D

analogous

#A63E7B #A63E47 #A6693E

triadic

#A63E47 #47A63E #3E47A6

tetradic

#A63E47 #7BA63E #3EA69D #693EA6

square

#A63E47 #7BA63E #3EA69D #693EA6

split-complementary

#A63E47 #3EA669 #3E7BA6

monochromatic

#4D1D21 #792D34 #A63E47 #C35E67 #D48B91

Accessibility & contrast

On white

6.17

#A63E47 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.40

#A63E47 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A63E47

6.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A63E47	#FFFFFF	#000000	##FFFFFF
##A63E47	1.00	6.17	3.40	6.17
#FFFFFF	6.17	1.00	21.00	1.00
#000000	3.40	21.00	1.00	21.00
##FFFFFF	6.17	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#575447

Deuteranopia (green-blind)

#726944

Tritanopia (blue-blind)

#B52B42

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #a63e47;
/* rgb */ color: rgb(166, 62, 71);
/* oklch */ color: oklch(51.0% 0.137 18.3);

Tailwind

colors: {
  custom: {
    50: '#c6787a',
    500: '#a63e47',
    950: '#000000',
  },
}

SCSS

$custom: #a63e47;
$custom-light: #c6787a;
$custom-dark: #000000;

JSON

{
  "hex": "#a63e47",
  "rgb": {
    "r": 166,
    "g": 62,
    "b": 71
  },
  "hsl": {
    "h": 354.808,
    "s": 45.614,
    "l": 44.706
  },
  "oklch": {
    "l": 0.51023,
    "c": 0.13709,
    "h": 18.3
  },
  "luminance": 0.12007
}

Semantic roles & 50–950 ramp

primary

#A63E47

secondary

#82BEB9

accent

#D5CA53

background

#FCF7F7

surface

#F9EEED

border

#D2C9C8

text

#140909

muted

#827B7B

Preview Lab

Preview with #A63E47

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

Preview Lab → · Contrast checker → · Palette generator →