#A63D44#A63D44

#A63D44 is a mid, vivid red. Relative luminance 0.119; OKLCH L 50.8% C 0.138 H 19.6°. Best body text is #FFFFFF at 6.23:1 contrast (WCAG AA passes).

Color values

HEX	#A63D44
RGB	rgb(166, 61, 68)
HSL	hsl(356, 46%, 45%)
HSV	hsv(356, 63%, 65%)
CMYK	cmyk(0%, 63.3%, 59%, 34.9%)
CIE-LAB	lab(41.00, 43.76, 18.98)
CIE-LCH	lch(41.00, 47.70, 23.44°)
OKLab	oklab(50.83% 0.1304 0.0465)
OKLCH	oklch(50.83% 0.138 19.6)
XYZ	xyz(18.4397, 11.8642, 6.7867)
Luminance	0.1186 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A63D44 #3DA69F

analogous

#A63D79 #A63D44 #A66B3D

triadic

#A63D44 #44A63D #3D44A6

tetradic

#A63D44 #79A63D #3DA69F #6B3DA6

square

#A63D44 #79A63D #3DA69F #6B3DA6

split-complementary

#A63D44 #3DA66B #3D79A6

monochromatic

#4C1C1F #792D32 #A63D44 #C35D64 #D48A8F

Accessibility & contrast

On white

6.23

#A63D44 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.37

#A63D44 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A63D44

6.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A63D44	#FFFFFF	#000000	##FFFFFF
##A63D44	1.00	6.23	3.37	6.23
#FFFFFF	6.23	1.00	21.00	1.00
#000000	3.37	21.00	1.00	21.00
##FFFFFF	6.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#575344

Deuteranopia (green-blind)

#726941

Tritanopia (blue-blind)

#B52940

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #a63d44;
/* rgb */ color: rgb(166, 61, 68);
/* oklch */ color: oklch(50.8% 0.138 19.6);

Tailwind

colors: {
  custom: {
    50: '#c67877',
    500: '#a63d44',
    950: '#000000',
  },
}

SCSS

$custom: #a63d44;
$custom-light: #c67877;
$custom-dark: #000000;

JSON

{
  "hex": "#a63d44",
  "rgb": {
    "r": 166,
    "g": 61,
    "b": 68
  },
  "hsl": {
    "h": 356,
    "s": 46.256,
    "l": 44.51
  },
  "oklch": {
    "l": 0.50829,
    "c": 0.13842,
    "h": 19.6
  },
  "luminance": 0.11862
}

Semantic roles & 50–950 ramp

primary

#A63D44

secondary

#80BEBA

accent

#D6CD52

background

#FCF7F7

surface

#F9EDED

border

#D2C8C8

text

#140908

muted

#827B7B

Preview Lab

Preview with #A63D44

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

Preview Lab → · Contrast checker → · Palette generator →