#A53631#A53631

#A53631 is a mid, vivid red. Relative luminance 0.109; OKLCH L 49.5% C 0.147 H 26.5°. Best body text is #FFFFFF at 6.62:1 contrast (WCAG AA passes).

Color values

HEX	#A53631
RGB	rgb(165, 54, 49)
HSL	hsl(3, 54%, 42%)
HSV	hsv(3, 70%, 65%)
CMYK	cmyk(0%, 67.3%, 70.3%, 35.3%)
CIE-LAB	lab(39.35, 45.30, 28.47)
CIE-LCH	lch(39.35, 53.50, 32.15°)
OKLab	oklab(49.45% 0.1317 0.0657)
OKLCH	oklch(49.45% 0.147 26.5)
XYZ	xyz(17.3924, 10.8619, 4.0859)
Luminance	0.1086 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A53631 #31A0A5

analogous

#A53166 #A53631 #A57031

triadic

#A53631 #31A536 #3631A5

tetradic

#A53631 #66A531 #31A0A5 #7031A5

square

#A53631 #66A531 #31A0A5 #7031A5

split-complementary

#A53631 #31A570 #3166A5

monochromatic

#471715 #762723 #A53631 #C94F4A #D77D79

Accessibility & contrast

On white

6.62

#A53631 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.17

#A53631 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A53631

6.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A53631	#FFFFFF	#000000	##FFFFFF
##A53631	1.00	6.62	3.17	6.62
#FFFFFF	6.62	1.00	21.00	1.00
#000000	3.17	21.00	1.00	21.00
##FFFFFF	6.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#554D30

Deuteranopia (green-blind)

#70662E

Tritanopia (blue-blind)

#B51836

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #a53631;
/* rgb */ color: rgb(165, 54, 49);
/* oklch */ color: oklch(49.5% 0.147 26.5);

Tailwind

colors: {
  custom: {
    50: '#c77369',
    500: '#a53631',
    950: '#000000',
  },
}

SCSS

$custom: #a53631;
$custom-light: #c77369;
$custom-dark: #000000;

JSON

{
  "hex": "#a53631",
  "rgb": {
    "r": 165,
    "g": 54,
    "b": 49
  },
  "hsl": {
    "h": 2.586,
    "s": 54.206,
    "l": 41.961
  },
  "oklch": {
    "l": 0.49453,
    "c": 0.14718,
    "h": 26.5
  },
  "luminance": 0.10859
}

Semantic roles & 50–950 ramp

primary

#A53631

secondary

#72BCC0

accent

#D7DE4A

background

#FDF7F6

surface

#FAEDEB

border

#D3C8C6

text

#140806

muted

#837B7A

Preview Lab

Preview with #A53631

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

Preview Lab → · Contrast checker → · Palette generator →