#A53137#A53137

#A53137 is a mid, vivid red. Relative luminance 0.105; OKLCH L 49.0% C 0.152 H 22.0°. Best body text is #FFFFFF at 6.79:1 contrast (WCAG AA passes).

Color values

HEX	#A53137
RGB	rgb(165, 49, 55)
HSL	hsl(357, 54%, 42%)
HSV	hsv(357, 70%, 65%)
CMYK	cmyk(0%, 70.3%, 66.7%, 35.3%)
CIE-LAB	lab(38.68, 47.71, 24.00)
CIE-LCH	lch(38.68, 53.40, 26.71°)
OKLab	oklab(48.98% 0.1406 0.0567)
OKLCH	oklch(48.98% 0.152 22)
XYZ	xyz(17.3068, 10.4743, 4.7241)
Luminance	0.1047 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A53137 #31A59F

analogous

#A53171 #A53137 #A56531

triadic

#A53137 #37A531 #3137A5

tetradic

#A53137 #71A531 #31A59F #6531A5

square

#A53137 #71A531 #31A59F #6531A5

split-complementary

#A53137 #31A565 #3171A5

monochromatic

#471518 #762327 #A53137 #C94A51 #D7797E

Accessibility & contrast

On white

6.79

#A53137 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.09

#A53137 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A53137

6.79:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A53137	#FFFFFF	#000000	##FFFFFF
##A53137	1.00	6.79	3.09	6.79
#FFFFFF	6.79	1.00	21.00	1.00
#000000	3.09	21.00	1.00	21.00
##FFFFFF	6.79	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#514B36

Deuteranopia (green-blind)

#6E6434

Tritanopia (blue-blind)

#B50F34

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #a53137;
/* rgb */ color: rgb(165, 49, 55);
/* oklch */ color: oklch(49.0% 0.152 22.0);

Tailwind

colors: {
  custom: {
    50: '#c7716d',
    500: '#a53137',
    950: '#000000',
  },
}

SCSS

$custom: #a53137;
$custom-light: #c7716d;
$custom-dark: #000000;

JSON

{
  "hex": "#a53137",
  "rgb": {
    "r": 165,
    "g": 49,
    "b": 55
  },
  "hsl": {
    "h": 356.897,
    "s": 54.206,
    "l": 41.961
  },
  "oklch": {
    "l": 0.48984,
    "c": 0.15156,
    "h": 22
  },
  "luminance": 0.10472
}

Semantic roles & 50–950 ramp

primary

#A53137

secondary

#72C0BC

accent

#DED64A

background

#FDF7F6

surface

#FAEDEB

border

#D3C8C6

text

#140807

muted

#837B7A

Preview Lab

Preview with #A53137

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

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