#A63D4F#A63D4F

#A63D4F is a mid, vivid red. Relative luminance 0.120; OKLCH L 51.1% C 0.139 H 13.2°. Best body text is #FFFFFF at 6.17:1 contrast (WCAG AA passes).

Color values

HEX	#A63D4F
RGB	rgb(166, 61, 79)
HSL	hsl(350, 46%, 45%)
HSV	hsv(350, 63%, 65%)
CMYK	cmyk(0%, 63.3%, 52.4%, 34.9%)
CIE-LAB	lab(41.23, 44.66, 12.46)
CIE-LCH	lch(41.23, 46.37, 15.59°)
OKLab	oklab(51.08% 0.1349 0.0316)
OKLCH	oklch(51.08% 0.139 13.2)
XYZ	xyz(18.8075, 12.0114, 8.7236)
Luminance	0.1201 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A63D4F #3DA694

analogous

#A63D84 #A63D4F #A65F3D

triadic

#A63D4F #4FA63D #3D4FA6

tetradic

#A63D4F #84A63D #3DA694 #5F3DA6

square

#A63D4F #84A63D #3DA694 #5F3DA6

split-complementary

#A63D4F #3DA65F #3D84A6

monochromatic

#4C1C24 #792D3A #A63D4F #C35D6E #D48A96

Accessibility & contrast

On white

6.17

#A63D4F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.40

#A63D4F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A63D4F

6.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A63D4F	#FFFFFF	#000000	##FFFFFF
##A63D4F	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)

#55544F

Deuteranopia (green-blind)

#70694D

Tritanopia (blue-blind)

#B52C44

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #a63d4f;
/* rgb */ color: rgb(166, 61, 79);
/* oklch */ color: oklch(51.1% 0.139 13.2);

Tailwind

colors: {
  custom: {
    50: '#c57880',
    500: '#a63d4f',
    950: '#000000',
  },
}

SCSS

$custom: #a63d4f;
$custom-light: #c57880;
$custom-dark: #000000;

JSON

{
  "hex": "#a63d4f",
  "rgb": {
    "r": 166,
    "g": 61,
    "b": 79
  },
  "hsl": {
    "h": 349.714,
    "s": 46.256,
    "l": 44.51
  },
  "oklch": {
    "l": 0.51081,
    "c": 0.1385,
    "h": 13.2
  },
  "luminance": 0.12009
}

Semantic roles & 50–950 ramp

primary

#A63D4F

secondary

#80BEB4

accent

#D6BF52

background

#FCF7F7

surface

#F9EEEE

border

#D2C9C9

text

#14090A

muted

#827B7C

Preview Lab

Preview with #A63D4F

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

Preview Lab → · Contrast checker → · Palette generator →