#A53531#A53531

#A53531 is a mid, vivid red. Relative luminance 0.108; OKLCH L 49.3% C 0.148 H 26.2°. Best body text is #FFFFFF at 6.66:1 contrast (WCAG AA passes).

Color values

HEX	#A53531
RGB	rgb(165, 53, 49)
HSL	hsl(2, 54%, 42%)
HSV	hsv(2, 70%, 65%)
CMYK	cmyk(0%, 67.9%, 70.3%, 35.3%)
CIE-LAB	lab(39.19, 45.73, 28.28)
CIE-LCH	lch(39.19, 53.76, 31.74°)
OKLab	oklab(49.34% 0.133 0.0653)
OKLCH	oklch(49.34% 0.148 26.2)
XYZ	xyz(17.3464, 10.7698, 4.0705)
Luminance	0.1077 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A53531 #31A1A5

analogous

#A53167 #A53531 #A56F31

triadic

#A53531 #31A535 #3531A5

tetradic

#A53531 #67A531 #31A1A5 #6F31A5

square

#A53531 #67A531 #31A1A5 #6F31A5

split-complementary

#A53531 #31A56F #3167A5

monochromatic

#471715 #762623 #A53531 #C94E4A #D77C79

Accessibility & contrast

On white

6.66

#A53531 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.15

#A53531 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A53531

6.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A53531	#FFFFFF	#000000	##FFFFFF
##A53531	1.00	6.66	3.15	6.66
#FFFFFF	6.66	1.00	21.00	1.00
#000000	3.15	21.00	1.00	21.00
##FFFFFF	6.66	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#544D30

Deuteranopia (green-blind)

#70652E

Tritanopia (blue-blind)

#B51635

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #a53531;
/* rgb */ color: rgb(165, 53, 49);
/* oklch */ color: oklch(49.3% 0.148 26.2);

Tailwind

colors: {
  custom: {
    50: '#c77369',
    500: '#a53531',
    950: '#000000',
  },
}

SCSS

$custom: #a53531;
$custom-light: #c77369;
$custom-dark: #000000;

JSON

{
  "hex": "#a53531",
  "rgb": {
    "r": 165,
    "g": 53,
    "b": 49
  },
  "hsl": {
    "h": 2.069,
    "s": 54.206,
    "l": 41.961
  },
  "oklch": {
    "l": 0.49335,
    "c": 0.14821,
    "h": 26.2
  },
  "luminance": 0.10767
}

Semantic roles & 50–950 ramp

primary

#A53531

secondary

#72BDC0

accent

#D8DE4A

background

#FDF7F6

surface

#FAEDEB

border

#D3C8C6

text

#140806

muted

#837B7A

Preview Lab

Preview with #A53531

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

Preview Lab → · Contrast checker → · Palette generator →