#A53237#A53237

#A53237 is a mid, vivid red. Relative luminance 0.106; OKLCH L 49.1% C 0.151 H 22.3°. Best body text is #FFFFFF at 6.75:1 contrast (WCAG AA passes).

Color values

HEX	#A53237
RGB	rgb(165, 50, 55)
HSL	hsl(357, 53%, 42%)
HSV	hsv(357, 70%, 65%)
CMYK	cmyk(0%, 69.7%, 66.7%, 35.3%)
CIE-LAB	lab(38.83, 47.30, 24.18)
CIE-LCH	lch(38.83, 53.13, 27.08°)
OKLab	oklab(49.09% 0.1393 0.0571)
OKLCH	oklch(49.09% 0.151 22.3)
XYZ	xyz(17.3490, 10.5589, 4.7382)
Luminance	0.1056 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A53237 #32A5A0

analogous

#A53271 #A53237 #A56632

triadic

#A53237 #37A532 #3237A5

tetradic

#A53237 #71A532 #32A5A0 #6632A5

square

#A53237 #71A532 #32A5A0 #6632A5

split-complementary

#A53237 #32A566 #3271A5

monochromatic

#471618 #762427 #A53237 #C94C51 #D77B7F

Accessibility & contrast

On white

6.75

#A53237 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.11

#A53237 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A53237

6.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A53237	#FFFFFF	#000000	##FFFFFF
##A53237	1.00	6.75	3.11	6.75
#FFFFFF	6.75	1.00	21.00	1.00
#000000	3.11	21.00	1.00	21.00
##FFFFFF	6.75	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#514C36

Deuteranopia (green-blind)

#6E6434

Tritanopia (blue-blind)

#B51235

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #a53237;
/* rgb */ color: rgb(165, 50, 55);
/* oklch */ color: oklch(49.1% 0.151 22.3);

Tailwind

colors: {
  custom: {
    50: '#c7716d',
    500: '#a53237',
    950: '#000000',
  },
}

SCSS

$custom: #a53237;
$custom-light: #c7716d;
$custom-dark: #000000;

JSON

{
  "hex": "#a53237",
  "rgb": {
    "r": 165,
    "g": 50,
    "b": 55
  },
  "hsl": {
    "h": 357.391,
    "s": 53.488,
    "l": 42.157
  },
  "oklch": {
    "l": 0.49094,
    "c": 0.15054,
    "h": 22.3
  },
  "luminance": 0.10556
}

Semantic roles & 50–950 ramp

primary

#A53237

secondary

#73BFBC

accent

#DDD74B

background

#FDF7F6

surface

#FAEDEB

border

#D3C8C6

text

#140807

muted

#837B7A

Preview Lab

Preview with #A53237

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

Preview Lab → · Contrast checker → · Palette generator →