#A63447#A63447

#A63447 is a mid, vivid red. Relative luminance 0.110; OKLCH L 49.8% C 0.149 H 14.7°. Best body text is #FFFFFF at 6.56:1 contrast (WCAG AA passes).

Color values

HEX	#A63447
RGB	rgb(166, 52, 71)
HSL	hsl(350, 52%, 43%)
HSV	hsv(350, 69%, 65%)
CMYK	cmyk(0%, 68.7%, 57.2%, 34.9%)
CIE-LAB	lab(39.61, 47.91, 15.26)
CIE-LCH	lch(39.61, 50.28, 17.67°)
OKLab	oklab(49.81% 0.1441 0.0379)
OKLCH	oklch(49.81% 0.149 14.7)
XYZ	xyz(18.0929, 11.0204, 7.1344)
Luminance	0.1102 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A63447 #34A693

analogous

#A63480 #A63447 #A65A34

triadic

#A63447 #47A634 #3447A6

tetradic

#A63447 #80A634 #34A693 #5A34A6

square

#A63447 #80A634 #34A693 #5A34A6

split-complementary

#A63447 #34A65A #3480A6

monochromatic

#49171F #772533 #A63447 #C84F63 #D77E8D

Accessibility & contrast

On white

6.56

#A63447 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.20

#A63447 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A63447

6.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A63447	#FFFFFF	#000000	##FFFFFF
##A63447	1.00	6.56	3.20	6.56
#FFFFFF	6.56	1.00	21.00	1.00
#000000	3.20	21.00	1.00	21.00
##FFFFFF	6.56	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#514E47

Deuteranopia (green-blind)

#6E6644

Tritanopia (blue-blind)

#B51C3C

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #a63447;
/* rgb */ color: rgb(166, 52, 71);
/* oklch */ color: oklch(49.8% 0.149 14.7);

Tailwind

colors: {
  custom: {
    50: '#c6737a',
    500: '#a63447',
    950: '#000000',
  },
}

SCSS

$custom: #a63447;
$custom-light: #c6737a;
$custom-dark: #000000;

JSON

{
  "hex": "#a63447",
  "rgb": {
    "r": 166,
    "g": 52,
    "b": 71
  },
  "hsl": {
    "h": 350,
    "s": 52.294,
    "l": 42.745
  },
  "oklch": {
    "l": 0.49814,
    "c": 0.14896,
    "h": 14.7
  },
  "luminance": 0.11018
}

Semantic roles & 50–950 ramp

primary

#A63447

secondary

#76C0B3

accent

#DCC44C

background

#FCF7F7

surface

#F9EDED

border

#D2C8C8

text

#140809

muted

#827B7B

Preview Lab

Preview with #A63447

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

Preview Lab → · Contrast checker → · Palette generator →