#A32728#A32728

#A32728 is a mid, vivid red. Relative luminance 0.094; OKLCH L 47.4% C 0.160 H 25.5°. Best body text is #FFFFFF at 7.30:1 contrast (WCAG AA passes).

Color values

HEX	#A32728
RGB	rgb(163, 39, 40)
HSL	hsl(360, 61%, 40%)
HSV	hsv(360, 76%, 64%)
CMYK	cmyk(0%, 76.1%, 75.5%, 36.1%)
CIE-LAB	lab(36.73, 50.02, 30.73)
CIE-LCH	lch(36.73, 58.71, 31.57°)
OKLab	oklab(47.39% 0.1449 0.069)
OKLCH	oklch(47.39% 0.16 25.5)
XYZ	xyz(16.2147, 9.3933, 2.9664)
Luminance	0.0939 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A32728 #27A3A2

analogous

#A32766 #A32728 #A36427

triadic

#A32728 #28A327 #2728A3

tetradic

#A32728 #66A327 #27A3A2 #6427A3

square

#A32728 #66A327 #27A3A2 #6427A3

split-complementary

#A32728 #27A364 #2766A3

monochromatic

#400F10 #721B1C #A32728 #CF3839 #DB696A

Accessibility & contrast

On white

7.30

#A32728 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.88

#A32728 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A32728

7.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A32728	#FFFFFF	#000000	##FFFFFF
##A32728	1.00	7.30	2.88	7.30
#FFFFFF	7.30	1.00	21.00	1.00
#000000	2.88	21.00	1.00	21.00
##FFFFFF	7.30	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4C4527

Deuteranopia (green-blind)

#6B6023

Tritanopia (blue-blind)

#B40029

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #a32728;
/* rgb */ color: rgb(163, 39, 40);
/* oklch */ color: oklch(47.4% 0.160 25.5);

Tailwind

colors: {
  custom: {
    50: '#c76c62',
    500: '#a32728',
    950: '#000000',
  },
}

SCSS

$custom: #a32728;
$custom-light: #c76c62;
$custom-dark: #000000;

JSON

{
  "hex": "#a32728",
  "rgb": {
    "r": 163,
    "g": 39,
    "b": 40
  },
  "hsl": {
    "h": 359.516,
    "s": 61.386,
    "l": 39.608
  },
  "oklch": {
    "l": 0.4739,
    "c": 0.16045,
    "h": 25.5
  },
  "luminance": 0.09391
}

Semantic roles & 50–950 ramp

primary

#A32728

secondary

#64C1C1

accent

#E4E343

background

#FDF6F5

surface

#FAECEA

border

#D3C7C6

text

#150705

muted

#837A79

Preview Lab

Preview with #A32728

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

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