#A53133#A53133

#A53133 is a mid, vivid red. Relative luminance 0.104; OKLCH L 48.9% C 0.152 H 23.9°. Best body text is #FFFFFF at 6.80:1 contrast (WCAG AA passes).

Color values

HEX	#A53133
RGB	rgb(165, 49, 51)
HSL	hsl(359, 54%, 42%)
HSV	hsv(359, 70%, 65%)
CMYK	cmyk(0%, 70.3%, 69.1%, 35.3%)
CIE-LAB	lab(38.62, 47.48, 26.38)
CIE-LCH	lch(38.62, 54.31, 29.06°)
OKLab	oklab(48.92% 0.139 0.0615)
OKLCH	oklch(48.92% 0.152 23.9)
XYZ	xyz(17.2147, 10.4375, 4.2395)
Luminance	0.1043 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A53133 #31A5A3

analogous

#A5316D #A53133 #A56931

triadic

#A53133 #33A531 #3133A5

tetradic

#A53133 #6DA531 #31A5A3 #6931A5

square

#A53133 #6DA531 #31A5A3 #6931A5

split-complementary

#A53133 #31A569 #316DA5

monochromatic

#471516 #762324 #A53133 #C94A4C #D7797B

Accessibility & contrast

On white

6.80

#A53133 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.09

#A53133 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A53133

6.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A53133	#FFFFFF	#000000	##FFFFFF
##A53133	1.00	6.80	3.09	6.80
#FFFFFF	6.80	1.00	21.00	1.00
#000000	3.09	21.00	1.00	21.00
##FFFFFF	6.80	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#514B32

Deuteranopia (green-blind)

#6E642F

Tritanopia (blue-blind)

#B50D33

Achromatopsia (no color)

#5B5B5B

Design tokens & code

CSS

--color: #a53133;
/* rgb */ color: rgb(165, 49, 51);
/* oklch */ color: oklch(48.9% 0.152 23.9);

Tailwind

colors: {
  custom: {
    50: '#c7716a',
    500: '#a53133',
    950: '#000000',
  },
}

SCSS

$custom: #a53133;
$custom-light: #c7716a;
$custom-dark: #000000;

JSON

{
  "hex": "#a53133",
  "rgb": {
    "r": 165,
    "g": 49,
    "b": 51
  },
  "hsl": {
    "h": 358.966,
    "s": 54.206,
    "l": 41.961
  },
  "oklch": {
    "l": 0.48915,
    "c": 0.15197,
    "h": 23.9
  },
  "luminance": 0.10435
}

Semantic roles & 50–950 ramp

primary

#A53133

secondary

#72C0BE

accent

#DEDB4A

background

#FDF7F6

surface

#FAEDEB

border

#D3C8C6

text

#140806

muted

#837B7A

Preview Lab

Preview with #A53133

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

Preview Lab → · Contrast checker → · Palette generator →