#A63E4D#A63E4D

#A63E4D is a mid, vivid red. Relative luminance 0.121; OKLCH L 51.2% C 0.137 H 14.7°. Best body text is #FFFFFF at 6.14:1 contrast (WCAG AA passes).

Color values

HEX	#A63E4D
RGB	rgb(166, 62, 77)
HSL	hsl(351, 46%, 45%)
HSV	hsv(351, 63%, 65%)
CMYK	cmyk(0%, 62.7%, 53.6%, 34.9%)
CIE-LAB	lab(41.36, 44.03, 13.88)
CIE-LCH	lch(41.36, 46.17, 17.49°)
OKLab	oklab(51.16% 0.1326 0.0349)
OKLCH	oklch(51.16% 0.137 14.7)
XYZ	xyz(18.7896, 12.0904, 8.3640)
Luminance	0.1209 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A63E4D #3EA697

analogous

#A63E81 #A63E4D #A6633E

triadic

#A63E4D #4DA63E #3E4DA6

tetradic

#A63E4D #81A63E #3EA697 #633EA6

square

#A63E4D #81A63E #3EA697 #633EA6

split-complementary

#A63E4D #3EA663 #3E81A6

monochromatic

#4D1D24 #792D38 #A63E4D #C35E6D #D48B95

Accessibility & contrast

On white

6.14

#A63E4D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.42

#A63E4D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A63E4D

6.14:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A63E4D	#FFFFFF	#000000	##FFFFFF
##A63E4D	1.00	6.14	3.42	6.14
#FFFFFF	6.14	1.00	21.00	1.00
#000000	3.42	21.00	1.00	21.00
##FFFFFF	6.14	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#56544D

Deuteranopia (green-blind)

#716A4B

Tritanopia (blue-blind)

#B52D44

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #a63e4d;
/* rgb */ color: rgb(166, 62, 77);
/* oklch */ color: oklch(51.2% 0.137 14.7);

Tailwind

colors: {
  custom: {
    50: '#c6787e',
    500: '#a63e4d',
    950: '#000000',
  },
}

SCSS

$custom: #a63e4d;
$custom-light: #c6787e;
$custom-dark: #000000;

JSON

{
  "hex": "#a63e4d",
  "rgb": {
    "r": 166,
    "g": 62,
    "b": 77
  },
  "hsl": {
    "h": 351.346,
    "s": 45.614,
    "l": 44.706
  },
  "oklch": {
    "l": 0.5116,
    "c": 0.13712,
    "h": 14.7
  },
  "luminance": 0.12088
}

Semantic roles & 50–950 ramp

primary

#A63E4D

secondary

#82BEB6

accent

#D5C253

background

#FCF7F7

surface

#F9EEEE

border

#D2C9C9

text

#14090A

muted

#827B7C

Preview Lab

Preview with #A63E4D

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

Preview Lab → · Contrast checker → · Palette generator →