#A43040#A43040

#A43040 is a mid, vivid red. Relative luminance 0.104; OKLCH L 48.9% C 0.151 H 17.0°. Best body text is #FFFFFF at 6.83:1 contrast (WCAG AA passes).

Color values

HEX	#A43040
RGB	rgb(164, 48, 64)
HSL	hsl(352, 55%, 42%)
HSV	hsv(352, 71%, 64%)
CMYK	cmyk(0%, 70.7%, 61%, 35.7%)
CIE-LAB	lab(38.51, 48.35, 18.13)
CIE-LCH	lch(38.51, 51.64, 20.55°)
OKLab	oklab(48.88% 0.1445 0.0443)
OKLCH	oklch(48.88% 0.151 17)
XYZ	xyz(17.2939, 10.3790, 5.9422)
Luminance	0.1038 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A43040 #30A494

analogous

#A4307A #A43040 #A45A30

triadic

#A43040 #40A430 #3040A4

tetradic

#A43040 #7AA430 #30A494 #5A30A4

square

#A43040 #7AA430 #30A494 #5A30A4

split-complementary

#A43040 #30A45A #307AA4

monochromatic

#45141B #75222E #A43040 #C9485A #D77784

Accessibility & contrast

On white

6.83

#A43040 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.08

#A43040 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A43040

6.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A43040	#FFFFFF	#000000	##FFFFFF
##A43040	1.00	6.83	3.08	6.83
#FFFFFF	6.83	1.00	21.00	1.00
#000000	3.08	21.00	1.00	21.00
##FFFFFF	6.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4E4B40

Deuteranopia (green-blind)

#6C643D

Tritanopia (blue-blind)

#B41237

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #a43040;
/* rgb */ color: rgb(164, 48, 64);
/* oklch */ color: oklch(48.9% 0.151 17.0);

Tailwind

colors: {
  custom: {
    50: '#c57074',
    500: '#a43040',
    950: '#000000',
  },
}

SCSS

$custom: #a43040;
$custom-light: #c57074;
$custom-dark: #000000;

JSON

{
  "hex": "#a43040",
  "rgb": {
    "r": 164,
    "g": 48,
    "b": 64
  },
  "hsl": {
    "h": 351.724,
    "s": 54.717,
    "l": 41.569
  },
  "oklch": {
    "l": 0.48879,
    "c": 0.15114,
    "h": 17
  },
  "luminance": 0.10377
}

Semantic roles & 50–950 ramp

primary

#A43040

secondary

#70BFB4

accent

#DECA4A

background

#FCF7F7

surface

#F9EDED

border

#D2C8C8

text

#140808

muted

#827B7B

Preview Lab

Preview with #A43040

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

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