#A43228#A43228

#A43228 is a mid, vivid red. Relative luminance 0.103; OKLCH L 48.7% C 0.152 H 28.9°. Best body text is #FFFFFF at 6.85:1 contrast (WCAG AA passes).

Color values

HEX	#A43228
RGB	rgb(164, 50, 40)
HSL	hsl(5, 61%, 40%)
HSV	hsv(5, 76%, 64%)
CMYK	cmyk(0%, 69.5%, 75.6%, 35.7%)
CIE-LAB	lab(38.43, 46.20, 32.68)
CIE-LCH	lch(38.43, 56.59, 35.27°)
OKLab	oklab(48.69% 0.1327 0.0731)
OKLCH	oklch(48.69% 0.152 28.9)
XYZ	xyz(16.8353, 10.3294, 3.1144)
Luminance	0.1033 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A43228 #289AA4

analogous

#A4285C #A43228 #A47028

triadic

#A43228 #28A432 #3228A4

tetradic

#A43228 #5CA428 #289AA4 #7028A4

square

#A43228 #5CA428 #289AA4 #7028A4

split-complementary

#A43228 #28A470 #285CA4

monochromatic

#421410 #73231C #A43228 #CF463A #DB746B

Accessibility & contrast

On white

6.85

#A43228 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.07

#A43228 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A43228

6.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A43228	#FFFFFF	#000000	##FFFFFF
##A43228	1.00	6.85	3.07	6.85
#FFFFFF	6.85	1.00	21.00	1.00
#000000	3.07	21.00	1.00	21.00
##FFFFFF	6.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#534B26

Deuteranopia (green-blind)

#6F6424

Tritanopia (blue-blind)

#B50C31

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #a43228;
/* rgb */ color: rgb(164, 50, 40);
/* oklch */ color: oklch(48.7% 0.152 28.9);

Tailwind

colors: {
  custom: {
    50: '#c77162',
    500: '#a43228',
    950: '#000000',
  },
}

SCSS

$custom: #a43228;
$custom-light: #c77162;
$custom-dark: #000000;

JSON

{
  "hex": "#a43228",
  "rgb": {
    "r": 164,
    "g": 50,
    "b": 40
  },
  "hsl": {
    "h": 4.839,
    "s": 60.784,
    "l": 40
  },
  "oklch": {
    "l": 0.48691,
    "c": 0.15154,
    "h": 28.9
  },
  "luminance": 0.10327
}

Semantic roles & 50–950 ramp

primary

#A43228

secondary

#66BAC1

accent

#D7E444

background

#FDF7F5

surface

#FAEDEA

border

#D3C8C6

text

#140805

muted

#837B79

Preview Lab

Preview with #A43228

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

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