#A5372E#A5372E

#A5372E is a mid, vivid red. Relative luminance 0.109; OKLCH L 49.5% C 0.147 H 28.2°. Best body text is #FFFFFF at 6.59:1 contrast (WCAG AA passes).

Color values

HEX	#A5372E
RGB	rgb(165, 55, 46)
HSL	hsl(5, 56%, 41%)
HSV	hsv(5, 72%, 65%)
CMYK	cmyk(0%, 66.7%, 72.1%, 35.3%)
CIE-LAB	lab(39.46, 44.71, 30.39)
CIE-LCH	lch(39.46, 54.06, 34.20°)
OKLab	oklab(49.53% 0.1292 0.0694)
OKLCH	oklch(49.53% 0.147 28.2)
XYZ	xyz(17.3782, 10.9315, 3.7791)
Luminance	0.1093 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A5372E #2E9CA5

analogous

#A52E61 #A5372E #A5732E

triadic

#A5372E #2EA537 #372EA5

tetradic

#A5372E #61A52E #2E9CA5 #732EA5

square

#A5372E #61A52E #2E9CA5 #732EA5

split-complementary

#A5372E #2EA573 #2E61A5

monochromatic

#451713 #752721 #A5372E #CB4F45 #D87C75

Accessibility & contrast

On white

6.59

#A5372E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.19

#A5372E on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A5372E

6.59:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A5372E	#FFFFFF	#000000	##FFFFFF
##A5372E	1.00	6.59	3.19	6.59
#FFFFFF	6.59	1.00	21.00	1.00
#000000	3.19	21.00	1.00	21.00
##FFFFFF	6.59	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#554E2C

Deuteranopia (green-blind)

#71662B

Tritanopia (blue-blind)

#B51A36

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #a5372e;
/* rgb */ color: rgb(165, 55, 46);
/* oklch */ color: oklch(49.5% 0.147 28.2);

Tailwind

colors: {
  custom: {
    50: '#c77467',
    500: '#a5372e',
    950: '#000000',
  },
}

SCSS

$custom: #a5372e;
$custom-light: #c77467;
$custom-dark: #000000;

JSON

{
  "hex": "#a5372e",
  "rgb": {
    "r": 165,
    "g": 55,
    "b": 46
  },
  "hsl": {
    "h": 4.538,
    "s": 56.398,
    "l": 41.373
  },
  "oklch": {
    "l": 0.49528,
    "c": 0.14667,
    "h": 28.2
  },
  "luminance": 0.10929
}

Semantic roles & 50–950 ramp

primary

#A5372E

secondary

#6FBAC0

accent

#D4E048

background

#FDF7F6

surface

#FAEDEB

border

#D3C8C6

text

#140806

muted

#837B7A

Preview Lab

Preview with #A5372E

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

Preview Lab → · Contrast checker → · Palette generator →