#A72D37#A72D37

#A72D37 is a mid, vivid red. Relative luminance 0.104; OKLCH L 48.9% C 0.158 H 20.9°. Best body text is #FFFFFF at 6.83:1 contrast (WCAG AA passes).

Color values

HEX	#A72D37
RGB	rgb(167, 45, 55)
HSL	hsl(355, 58%, 42%)
HSV	hsv(355, 73%, 65%)
CMYK	cmyk(0%, 73.1%, 67.1%, 34.5%)
CIE-LAB	lab(38.50, 49.89, 23.85)
CIE-LCH	lch(38.50, 55.30, 25.55°)
OKLab	oklab(48.92% 0.1473 0.0563)
OKLCH	oklch(48.92% 0.158 20.9)
XYZ	xyz(17.5662, 10.3707, 4.6905)
Luminance	0.1037 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A72D37 #2DA79D

analogous

#A72D74 #A72D37 #A7602D

triadic

#A72D37 #37A72D #2D37A7

tetradic

#A72D37 #74A72D #2DA79D #602DA7

square

#A72D37 #74A72D #2DA79D #602DA7

split-complementary

#A72D37 #2DA760 #2D74A7

monochromatic

#471317 #772027 #A72D37 #CD4450 #DA757D

Accessibility & contrast

On white

6.83

#A72D37 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.07

#A72D37 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A72D37

6.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A72D37	#FFFFFF	#000000	##FFFFFF
##A72D37	1.00	6.83	3.07	6.83
#FFFFFF	6.83	1.00	21.00	1.00
#000000	3.07	21.00	1.00	21.00
##FFFFFF	6.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4F4A36

Deuteranopia (green-blind)

#6E6433

Tritanopia (blue-blind)

#B70032

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #a72d37;
/* rgb */ color: rgb(167, 45, 55);
/* oklch */ color: oklch(48.9% 0.158 20.9);

Tailwind

colors: {
  custom: {
    50: '#c86f6d',
    500: '#a72d37',
    950: '#000000',
  },
}

SCSS

$custom: #a72d37;
$custom-light: #c86f6d;
$custom-dark: #000000;

JSON

{
  "hex": "#a72d37",
  "rgb": {
    "r": 167,
    "g": 45,
    "b": 55
  },
  "hsl": {
    "h": 355.082,
    "s": 57.547,
    "l": 41.569
  },
  "oklch": {
    "l": 0.48918,
    "c": 0.15766,
    "h": 20.9
  },
  "luminance": 0.10368
}

Semantic roles & 50–950 ramp

primary

#A72D37

secondary

#6EC1BB

accent

#E1D447

background

#FDF7F6

surface

#FAEDEB

border

#D3C8C6

text

#140807

muted

#837B7A

Preview Lab

Preview with #A72D37

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

Preview Lab → · Contrast checker → · Palette generator →