#A43420#A43420

#A43420 is a mid, vivid red. Relative luminance 0.105; OKLCH L 48.8% C 0.151 H 32.4°. Best body text is #FFFFFF at 6.79:1 contrast (WCAG AA passes).

Color values

HEX	#A43420
RGB	rgb(164, 52, 32)
HSL	hsl(9, 67%, 38%)
HSV	hsv(9, 80%, 64%)
CMYK	cmyk(0%, 68.3%, 80.5%, 35.7%)
CIE-LAB	lab(38.65, 45.06, 37.38)
CIE-LCH	lch(38.65, 58.54, 39.68°)
OKLab	oklab(48.83% 0.1275 0.0811)
OKLCH	oklch(48.83% 0.151 32.4)
XYZ	xyz(16.8005, 10.4553, 2.4997)
Luminance	0.1045 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A43420 #2090A4

analogous

#A4204E #A43420 #A47620

triadic

#A43420 #20A434 #3420A4

tetradic

#A43420 #4EA420 #2090A4 #7620A4

square

#A43420 #4EA420 #2090A4 #7620A4

split-complementary

#A43420 #20A476 #204EA4

monochromatic

#3E140C #712416 #A43420 #D6452B #E0725F

Accessibility & contrast

On white

6.79

#A43420 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.09

#A43420 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A43420

6.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A43420	#FFFFFF	#000000	##FFFFFF
##A43420	1.00	6.79	3.09	6.79
#FFFFFF	6.79	1.00	21.00	1.00
#000000	3.09	21.00	1.00	21.00
##FFFFFF	6.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#544B1D

Deuteranopia (green-blind)

#70641B

Tritanopia (blue-blind)

#B51030

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #a43420;
/* rgb */ color: rgb(164, 52, 32);
/* oklch */ color: oklch(48.8% 0.151 32.4);

Tailwind

colors: {
  custom: {
    50: '#c7725d',
    500: '#a43420',
    950: '#000000',
  },
}

SCSS

$custom: #a43420;
$custom-light: #c7725d;
$custom-dark: #000000;

JSON

{
  "hex": "#a43420",
  "rgb": {
    "r": 164,
    "g": 52,
    "b": 32
  },
  "hsl": {
    "h": 9.091,
    "s": 67.347,
    "l": 38.431
  },
  "oklch": {
    "l": 0.48829,
    "c": 0.15113,
    "h": 32.4
  },
  "luminance": 0.10453
}

Semantic roles & 50–950 ramp

primary

#A43420

secondary

#5CB4C4

accent

#D0EA3E

background

#FDF7F5

surface

#FAEDE9

border

#D3C8C5

text

#150804

muted

#837B79

Preview Lab

Preview with #A43420

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

Preview Lab → · Contrast checker → · Palette generator →