#A4223E#A4223E

#A4223E is a mid, vivid red. Relative luminance 0.094; OKLCH L 47.5% C 0.165 H 14.6°. Best body text is #FFFFFF at 7.30:1 contrast (WCAG AA passes).

Color values

HEX	#A4223E
RGB	rgb(164, 34, 62)
HSL	hsl(347, 66%, 39%)
HSV	hsv(347, 79%, 64%)
CMYK	cmyk(0%, 79.3%, 62.2%, 35.7%)
CIE-LAB	lab(36.72, 53.11, 17.02)
CIE-LCH	lch(36.72, 55.77, 17.77°)
OKLab	oklab(47.53% 0.1594 0.0415)
OKLCH	oklch(47.53% 0.165 14.6)
XYZ	xyz(16.7531, 9.3869, 5.4862)
Luminance	0.0938 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A4223E #22A488

analogous

#A4227F #A4223E #A44722

triadic

#A4223E #3EA422 #223EA4

tetradic

#A4223E #7FA422 #22A488 #4722A4

square

#A4223E #7FA422 #22A488 #4722A4

split-complementary

#A4223E #22A447 #227FA4

monochromatic

#3F0D18 #71172B #A4223E #D42F53 #DE627D

Accessibility & contrast

On white

7.30

#A4223E on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.88

#A4223E on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A4223E

7.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A4223E	#FFFFFF	#000000	##FFFFFF
##A4223E	1.00	7.30	2.88	7.30
#FFFFFF	7.30	1.00	21.00	1.00
#000000	2.88	21.00	1.00	21.00
##FFFFFF	7.30	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#47453E

Deuteranopia (green-blind)

#68603A

Tritanopia (blue-blind)

#B4002E

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #a4223e;
/* rgb */ color: rgb(164, 34, 62);
/* oklch */ color: oklch(47.5% 0.165 14.6);

Tailwind

colors: {
  custom: {
    50: '#c66a73',
    500: '#a4223e',
    950: '#000000',
  },
}

SCSS

$custom: #a4223e;
$custom-light: #c66a73;
$custom-dark: #000000;

JSON

{
  "hex": "#a4223e",
  "rgb": {
    "r": 164,
    "g": 34,
    "b": 62
  },
  "hsl": {
    "h": 347.077,
    "s": 65.657,
    "l": 38.824
  },
  "oklch": {
    "l": 0.47533,
    "c": 0.16471,
    "h": 14.6
  },
  "luminance": 0.09384
}

Semantic roles & 50–950 ramp

primary

#A4223E

secondary

#5EC4AE

accent

#E9C43F

background

#FDF6F6

surface

#FAECEC

border

#D3C7C7

text

#140708

muted

#837A7B

Preview Lab

Preview with #A4223E

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

Preview Lab → · Contrast checker → · Palette generator →