#A43543#A43543

#A43543 is a mid, vivid red. Relative luminance 0.108; OKLCH L 49.5% C 0.146 H 17.0°. Best body text is #FFFFFF at 6.63:1 contrast (WCAG AA passes).

Color values

HEX	#A43543
RGB	rgb(164, 53, 67)
HSL	hsl(352, 51%, 43%)
HSV	hsv(352, 68%, 64%)
CMYK	cmyk(0%, 67.7%, 59.1%, 35.7%)
CIE-LAB	lab(39.32, 46.53, 17.31)
CIE-LCH	lch(39.32, 49.64, 20.41°)
OKLab	oklab(49.5% 0.1392 0.0426)
OKLCH	oklch(49.5% 0.146 17)
XYZ	xyz(17.5977, 10.8464, 6.4760)
Luminance	0.1084 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A43543 #35A496

analogous

#A4357B #A43543 #A45E35

triadic

#A43543 #43A435 #3543A4

tetradic

#A43543 #7BA435 #35A496 #5E35A4

square

#A43543 #7BA435 #35A496 #5E35A4

split-complementary

#A43543 #35A45E #357BA4

monochromatic

#47171D #762630 #A43543 #C6505F #D57E89

Accessibility & contrast

On white

6.63

#A43543 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.17

#A43543 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A43543

6.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A43543	#FFFFFF	#000000	##FFFFFF
##A43543	1.00	6.63	3.17	6.63
#FFFFFF	6.63	1.00	21.00	1.00
#000000	3.17	21.00	1.00	21.00
##FFFFFF	6.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#514E43

Deuteranopia (green-blind)

#6D6540

Tritanopia (blue-blind)

#B31D3B

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #a43543;
/* rgb */ color: rgb(164, 53, 67);
/* oklch */ color: oklch(49.5% 0.146 17.0);

Tailwind

colors: {
  custom: {
    50: '#c57377',
    500: '#a43543',
    950: '#000000',
  },
}

SCSS

$custom: #a43543;
$custom-light: #c57377;
$custom-dark: #000000;

JSON

{
  "hex": "#a43543",
  "rgb": {
    "r": 164,
    "g": 53,
    "b": 67
  },
  "hsl": {
    "h": 352.432,
    "s": 51.152,
    "l": 42.549
  },
  "oklch": {
    "l": 0.495,
    "c": 0.14559,
    "h": 17
  },
  "luminance": 0.10844
}

Semantic roles & 50–950 ramp

primary

#A43543

secondary

#76BEB5

accent

#DBC94D

background

#FCF7F7

surface

#F9EDED

border

#D2C8C8

text

#140808

muted

#827B7B

Preview Lab

Preview with #A43543

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

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