#A43E40#A43E40

#A43E40 is a mid, vivid red. Relative luminance 0.117; OKLCH L 50.6% C 0.135 H 22.1°. Best body text is #FFFFFF at 6.28:1 contrast (WCAG AA passes).

Color values

HEX	#A43E40
RGB	rgb(164, 62, 64)
HSL	hsl(359, 45%, 44%)
HSV	hsv(359, 62%, 64%)
CMYK	cmyk(0%, 62.2%, 61%, 35.7%)
CIE-LAB	lab(40.75, 42.30, 21.05)
CIE-LCH	lch(40.75, 47.25, 26.46°)
OKLab	oklab(50.55% 0.1253 0.051)
OKLCH	oklch(50.55% 0.135 22.1)
XYZ	xyz(17.9595, 11.7103, 6.1641)
Luminance	0.1171 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A43E40 #3EA4A2

analogous

#A43E73 #A43E40 #A46F3E

triadic

#A43E40 #40A43E #3E40A4

tetradic

#A43E40 #73A43E #3EA4A2 #6F3EA4

square

#A43E40 #73A43E #3EA4A2 #6F3EA4

split-complementary

#A43E40 #3EA46F #3E73A4

monochromatic

#4B1C1D #782D2F #A43E40 #C25D5F #D38A8B

Accessibility & contrast

On white

6.28

#A43E40 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.34

#A43E40 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A43E40

6.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A43E40	#FFFFFF	#000000	##FFFFFF
##A43E40	1.00	6.28	3.34	6.28
#FFFFFF	6.28	1.00	21.00	1.00
#000000	3.34	21.00	1.00	21.00
##FFFFFF	6.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#58533F

Deuteranopia (green-blind)

#71683D

Tritanopia (blue-blind)

#B32A40

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #a43e40;
/* rgb */ color: rgb(164, 62, 64);
/* oklch */ color: oklch(50.6% 0.135 22.1);

Tailwind

colors: {
  custom: {
    50: '#c57874',
    500: '#a43e40',
    950: '#000000',
  },
}

SCSS

$custom: #a43e40;
$custom-light: #c57874;
$custom-dark: #000000;

JSON

{
  "hex": "#a43e40",
  "rgb": {
    "r": 164,
    "g": 62,
    "b": 64
  },
  "hsl": {
    "h": 358.824,
    "s": 45.133,
    "l": 44.314
  },
  "oklch": {
    "l": 0.50553,
    "c": 0.13527,
    "h": 22.1
  },
  "luminance": 0.11708
}

Semantic roles & 50–950 ramp

primary

#A43E40

secondary

#81BDBC

accent

#D5D253

background

#FCF7F7

surface

#F9EDED

border

#D2C8C8

text

#140908

muted

#827B7B

Preview Lab

Preview with #A43E40

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

Preview Lab → · Contrast checker → · Palette generator →