#A4223C#A4223C

#A4223C is a mid, vivid red. Relative luminance 0.094; OKLCH L 47.5% C 0.165 H 15.6°. Best body text is #FFFFFF at 7.31:1 contrast (WCAG AA passes).

Color values

HEX	#A4223C
RGB	rgb(164, 34, 60)
HSL	hsl(348, 66%, 39%)
HSV	hsv(348, 79%, 64%)
CMYK	cmyk(0%, 79.3%, 63.4%, 35.7%)
CIE-LAB	lab(36.68, 52.98, 18.25)
CIE-LCH	lch(36.68, 56.04, 19.01°)
OKLab	oklab(47.49% 0.1586 0.0442)
OKLCH	oklch(47.49% 0.165 15.6)
XYZ	xyz(16.6993, 9.3653, 5.2025)
Luminance	0.0936 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A4223C #22A48A

analogous

#A4227D #A4223C #A44922

triadic

#A4223C #3CA422 #223CA4

tetradic

#A4223C #7DA422 #22A48A #4922A4

square

#A4223C #7DA422 #22A48A #4922A4

split-complementary

#A4223C #22A449 #227DA4

monochromatic

#3F0D17 #711729 #A4223C #D42F50 #DE627B

Accessibility & contrast

On white

7.31

#A4223C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.87

#A4223C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A4223C

7.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A4223C	#FFFFFF	#000000	##FFFFFF
##A4223C	1.00	7.31	2.87	7.31
#FFFFFF	7.31	1.00	21.00	1.00
#000000	2.87	21.00	1.00	21.00
##FFFFFF	7.31	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#48453C

Deuteranopia (green-blind)

#686038

Tritanopia (blue-blind)

#B4002D

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #a4223c;
/* rgb */ color: rgb(164, 34, 60);
/* oklch */ color: oklch(47.5% 0.165 15.6);

Tailwind

colors: {
  custom: {
    50: '#c66a71',
    500: '#a4223c',
    950: '#000000',
  },
}

SCSS

$custom: #a4223c;
$custom-light: #c66a71;
$custom-dark: #000000;

JSON

{
  "hex": "#a4223c",
  "rgb": {
    "r": 164,
    "g": 34,
    "b": 60
  },
  "hsl": {
    "h": 348,
    "s": 65.657,
    "l": 38.824
  },
  "oklch": {
    "l": 0.4749,
    "c": 0.16464,
    "h": 15.6
  },
  "luminance": 0.09363
}

Semantic roles & 50–950 ramp

primary

#A4223C

secondary

#5EC4AF

accent

#E9C73F

background

#FDF6F6

surface

#FAECEC

border

#D3C7C7

text

#140707

muted

#837A7A

Preview Lab

Preview with #A4223C

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

Preview Lab → · Contrast checker → · Palette generator →