#A63F48#A63F48

#A63F48 is a mid, vivid red. Relative luminance 0.121; OKLCH L 51.2% C 0.136 H 18.1°. Best body text is #FFFFFF at 6.13:1 contrast (WCAG AA passes).

Color values

HEX	#A63F48
RGB	rgb(166, 63, 72)
HSL	hsl(355, 45%, 45%)
HSV	hsv(355, 62%, 65%)
CMYK	cmyk(0%, 62%, 56.6%, 34.9%)
CIE-LAB	lab(41.43, 43.15, 17.07)
CIE-LCH	lch(41.43, 46.40, 21.58°)
OKLab	oklab(51.18% 0.1291 0.0423)
OKLCH	oklch(51.18% 0.136 18.1)
XYZ	xyz(18.6747, 12.1323, 7.4880)
Luminance	0.1213 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A63F48 #3FA69D

analogous

#A63F7C #A63F48 #A6693F

triadic

#A63F48 #48A63F #3F48A6

tetradic

#A63F48 #7CA63F #3FA69D #693FA6

square

#A63F48 #7CA63F #3FA69D #693FA6

split-complementary

#A63F48 #3FA669 #3F7CA6

monochromatic

#4D1D22 #7A2E35 #A63F48 #C36068 #D38C92

Accessibility & contrast

On white

6.13

#A63F48 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.43

#A63F48 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A63F48

6.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A63F48	#FFFFFF	#000000	##FFFFFF
##A63F48	1.00	6.13	3.43	6.13
#FFFFFF	6.13	1.00	21.00	1.00
#000000	3.43	21.00	1.00	21.00
##FFFFFF	6.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#585448

Deuteranopia (green-blind)

#726A46

Tritanopia (blue-blind)

#B52D43

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #a63f48;
/* rgb */ color: rgb(166, 63, 72);
/* oklch */ color: oklch(51.2% 0.136 18.1);

Tailwind

colors: {
  custom: {
    50: '#c6797a',
    500: '#a63f48',
    950: '#000000',
  },
}

SCSS

$custom: #a63f48;
$custom-light: #c6797a;
$custom-dark: #000000;

JSON

{
  "hex": "#a63f48",
  "rgb": {
    "r": 166,
    "g": 63,
    "b": 72
  },
  "hsl": {
    "h": 354.757,
    "s": 44.978,
    "l": 44.902
  },
  "oklch": {
    "l": 0.51175,
    "c": 0.13584,
    "h": 18.1
  },
  "luminance": 0.1213
}

Semantic roles & 50–950 ramp

primary

#A63F48

secondary

#83BEB9

accent

#D5C953

background

#FCF7F7

surface

#F9EEED

border

#D2C9C8

text

#140909

muted

#827B7B

Preview Lab

Preview with #A63F48

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

Preview Lab → · Contrast checker → · Palette generator →