#A43240#A43240

#A43240 is a mid, vivid red. Relative luminance 0.105; OKLCH L 49.1% C 0.149 H 17.6°. Best body text is #FFFFFF at 6.76:1 contrast (WCAG AA passes).

Color values

HEX	#A43240
RGB	rgb(164, 50, 64)
HSL	hsl(353, 53%, 42%)
HSV	hsv(353, 70%, 64%)
CMYK	cmyk(0%, 69.5%, 61%, 35.7%)
CIE-LAB	lab(38.81, 47.55, 18.51)
CIE-LCH	lch(38.81, 51.03, 21.27°)
OKLab	oklab(49.1% 0.142 0.0451)
OKLCH	oklch(49.1% 0.149 17.6)
XYZ	xyz(17.3776, 10.5463, 5.9701)
Luminance	0.1054 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A43240 #32A496

analogous

#A43279 #A43240 #A45D32

triadic

#A43240 #40A432 #3240A4

tetradic

#A43240 #79A432 #32A496 #5D32A4

square

#A43240 #79A432 #32A496 #5D32A4

split-complementary

#A43240 #32A45D #3279A4

monochromatic

#46151B #75242E #A43240 #C84B5A #D67A85

Accessibility & contrast

On white

6.76

#A43240 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.11

#A43240 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A43240

6.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A43240	#FFFFFF	#000000	##FFFFFF
##A43240	1.00	6.76	3.11	6.76
#FFFFFF	6.76	1.00	21.00	1.00
#000000	3.11	21.00	1.00	21.00
##FFFFFF	6.76	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#504C40

Deuteranopia (green-blind)

#6D643D

Tritanopia (blue-blind)

#B41638

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #a43240;
/* rgb */ color: rgb(164, 50, 64);
/* oklch */ color: oklch(49.1% 0.149 17.6);

Tailwind

colors: {
  custom: {
    50: '#c57174',
    500: '#a43240',
    950: '#000000',
  },
}

SCSS

$custom: #a43240;
$custom-light: #c57174;
$custom-dark: #000000;

JSON

{
  "hex": "#a43240",
  "rgb": {
    "r": 164,
    "g": 50,
    "b": 64
  },
  "hsl": {
    "h": 352.632,
    "s": 53.271,
    "l": 41.961
  },
  "oklch": {
    "l": 0.49096,
    "c": 0.14896,
    "h": 17.6
  },
  "luminance": 0.10544
}

Semantic roles & 50–950 ramp

primary

#A43240

secondary

#73BFB6

accent

#DDCB4B

background

#FCF7F7

surface

#F9EDED

border

#D2C8C8

text

#140808

muted

#827B7B

Preview Lab

Preview with #A43240

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

Preview Lab → · Contrast checker → · Palette generator →