#A4372E#A4372E

#A4372E is a mid, vivid red. Relative luminance 0.108; OKLCH L 49.4% C 0.146 H 28.2°. Best body text is #FFFFFF at 6.64:1 contrast (WCAG AA passes).

Color values

HEX	#A4372E
RGB	rgb(164, 55, 46)
HSL	hsl(5, 56%, 41%)
HSV	hsv(5, 72%, 64%)
CMYK	cmyk(0%, 66.5%, 72%, 35.7%)
CIE-LAB	lab(39.28, 44.36, 30.13)
CIE-LCH	lch(39.28, 53.63, 34.19°)
OKLab	oklab(49.36% 0.1282 0.0689)
OKLCH	oklch(49.36% 0.146 28.2)
XYZ	xyz(17.1710, 10.8246, 3.7694)
Luminance	0.1082 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A4372E #2E9BA4

analogous

#A42E60 #A4372E #A4722E

triadic

#A4372E #2EA437 #372EA4

tetradic

#A4372E #60A42E #2E9BA4 #722EA4

square

#A4372E #60A42E #2E9BA4 #722EA4

split-complementary

#A4372E #2EA472 #2E60A4

monochromatic

#441713 #742721 #A4372E #CB4F45 #D87C74

Accessibility & contrast

On white

6.64

#A4372E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.16

#A4372E on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A4372E

6.64:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A4372E	#FFFFFF	#000000	##FFFFFF
##A4372E	1.00	6.64	3.16	6.64
#FFFFFF	6.64	1.00	21.00	1.00
#000000	3.16	21.00	1.00	21.00
##FFFFFF	6.64	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#554E2C

Deuteranopia (green-blind)

#70652B

Tritanopia (blue-blind)

#B41A36

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #a4372e;
/* rgb */ color: rgb(164, 55, 46);
/* oklch */ color: oklch(49.4% 0.146 28.2);

Tailwind

colors: {
  custom: {
    50: '#c67467',
    500: '#a4372e',
    950: '#000000',
  },
}

SCSS

$custom: #a4372e;
$custom-light: #c67467;
$custom-dark: #000000;

JSON

{
  "hex": "#a4372e",
  "rgb": {
    "r": 164,
    "g": 55,
    "b": 46
  },
  "hsl": {
    "h": 4.576,
    "s": 56.19,
    "l": 41.176
  },
  "oklch": {
    "l": 0.49358,
    "c": 0.14557,
    "h": 28.2
  },
  "luminance": 0.10822
}

Semantic roles & 50–950 ramp

primary

#A4372E

secondary

#6EBAC0

accent

#D4DF48

background

#FDF7F6

surface

#FAEDEB

border

#D3C8C6

text

#140806

muted

#837B7A

Preview Lab

Preview with #A4372E

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

Preview Lab → · Contrast checker → · Palette generator →