#A72528#A72528

#A72528 is a mid, vivid red. Relative luminance 0.097; OKLCH L 47.9% C 0.166 H 25.1°. Best body text is #FFFFFF at 7.15:1 contrast (WCAG AA passes).

Color values

HEX	#A72528
RGB	rgb(167, 37, 40)
HSL	hsl(359, 64%, 40%)
HSV	hsv(359, 78%, 65%)
CMYK	cmyk(0%, 77.8%, 76%, 34.5%)
CIE-LAB	lab(37.29, 51.93, 31.58)
CIE-LCH	lch(37.29, 60.77, 31.30°)
OKLab	oklab(47.95% 0.1504 0.0705)
OKLCH	oklch(47.95% 0.166 25.1)
XYZ	xyz(16.9829, 9.6945, 2.9841)
Luminance	0.0969 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A72528 #25A7A4

analogous

#A72569 #A72528 #A76325

triadic

#A72528 #28A725 #2528A7

tetradic

#A72528 #69A725 #25A7A4 #6325A7

square

#A72528 #69A725 #25A7A4 #6325A7

split-complementary

#A72528 #25A763 #2569A7

monochromatic

#430F10 #751A1C #A72528 #D3373A #DE696B

Accessibility & contrast

On white

7.15

#A72528 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.94

#A72528 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A72528

7.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A72528	#FFFFFF	#000000	##FFFFFF
##A72528	1.00	7.15	2.94	7.15
#FFFFFF	7.15	1.00	21.00	1.00
#000000	2.94	21.00	1.00	21.00
##FFFFFF	7.15	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4D4627

Deuteranopia (green-blind)

#6D6223

Tritanopia (blue-blind)

#B80028

Achromatopsia (no color)

#585858

Design tokens & code

CSS

--color: #a72528;
/* rgb */ color: rgb(167, 37, 40);
/* oklch */ color: oklch(47.9% 0.166 25.1);

Tailwind

colors: {
  custom: {
    50: '#ca6b62',
    500: '#a72528',
    950: '#000000',
  },
}

SCSS

$custom: #a72528;
$custom-light: #ca6b62;
$custom-dark: #000000;

JSON

{
  "hex": "#a72528",
  "rgb": {
    "r": 167,
    "g": 37,
    "b": 40
  },
  "hsl": {
    "h": 358.615,
    "s": 63.725,
    "l": 40
  },
  "oklch": {
    "l": 0.47947,
    "c": 0.16613,
    "h": 25.1
  },
  "luminance": 0.09692
}

Semantic roles & 50–950 ramp

primary

#A72528

secondary

#64C4C1

accent

#E7E341

background

#FDF6F5

surface

#FBECEA

border

#D4C7C6

text

#150705

muted

#837A79

Preview Lab

Preview with #A72528

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

Preview Lab → · Contrast checker → · Palette generator →