#A43036#A43036

#A43036 is a mid, vivid red. Relative luminance 0.103; OKLCH L 48.7% C 0.152 H 22.1°. Best body text is #FFFFFF at 6.87:1 contrast (WCAG AA passes).

Color values

HEX	#A43036
RGB	rgb(164, 48, 54)
HSL	hsl(357, 55%, 42%)
HSV	hsv(357, 71%, 64%)
CMYK	cmyk(0%, 70.7%, 67.1%, 35.7%)
CIE-LAB	lab(38.33, 47.71, 24.14)
CIE-LCH	lch(38.33, 53.47, 26.84°)
OKLab	oklab(48.68% 0.1405 0.057)
OKLCH	oklch(48.68% 0.152 22.1)
XYZ	xyz(17.0344, 10.2752, 4.5757)
Luminance	0.1027 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A43036 #30A49E

analogous

#A43070 #A43036 #A46430

triadic

#A43036 #36A430 #3036A4

tetradic

#A43036 #70A430 #30A49E #6430A4

square

#A43036 #70A430 #30A49E #6430A4

split-complementary

#A43036 #30A464 #3070A4

monochromatic

#451417 #752226 #A43036 #C9484F #D7777C

Accessibility & contrast

On white

6.87

#A43036 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.05

#A43036 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A43036

6.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A43036	#FFFFFF	#000000	##FFFFFF
##A43036	1.00	6.87	3.05	6.87
#FFFFFF	6.87	1.00	21.00	1.00
#000000	3.05	21.00	1.00	21.00
##FFFFFF	6.87	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#504A35

Deuteranopia (green-blind)

#6D6333

Tritanopia (blue-blind)

#B40C33

Achromatopsia (no color)

#5A5A5A

Design tokens & code

CSS

--color: #a43036;
/* rgb */ color: rgb(164, 48, 54);
/* oklch */ color: oklch(48.7% 0.152 22.1);

Tailwind

colors: {
  custom: {
    50: '#c6706d',
    500: '#a43036',
    950: '#000000',
  },
}

SCSS

$custom: #a43036;
$custom-light: #c6706d;
$custom-dark: #000000;

JSON

{
  "hex": "#a43036",
  "rgb": {
    "r": 164,
    "g": 48,
    "b": 54
  },
  "hsl": {
    "h": 356.897,
    "s": 54.717,
    "l": 41.569
  },
  "oklch": {
    "l": 0.48684,
    "c": 0.1516,
    "h": 22.1
  },
  "luminance": 0.10273
}

Semantic roles & 50–950 ramp

primary

#A43036

secondary

#70BFBB

accent

#DED64A

background

#FDF7F6

surface

#FAEDEB

border

#D3C8C6

text

#140807

muted

#837B7A

Preview Lab

Preview with #A43036

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

Preview Lab → · Contrast checker → · Palette generator →