#A53F2B#A53F2B

#A53F2B is a mid, vivid red. Relative luminance 0.117; OKLCH L 50.5% C 0.139 H 33.0°. Best body text is #FFFFFF at 6.28:1 contrast (WCAG AA passes).

Color values

HEX	#A53F2B
RGB	rgb(165, 63, 43)
HSL	hsl(10, 59%, 41%)
HSV	hsv(10, 74%, 65%)
CMYK	cmyk(0%, 61.8%, 73.9%, 35.3%)
CIE-LAB	lab(40.79, 40.94, 33.62)
CIE-LCH	lch(40.79, 52.97, 39.40°)
OKLab	oklab(50.51% 0.1168 0.0758)
OKLCH	oklch(50.51% 0.139 33)
XYZ	xyz(17.7325, 11.7312, 3.6156)
Luminance	0.1173 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A53F2B #2B91A5

analogous

#A52B54 #A53F2B #A57C2B

triadic

#A53F2B #2BA53F #3F2BA5

tetradic

#A53F2B #54A52B #2B91A5 #7C2BA5

square

#A53F2B #54A52B #2B91A5 #7C2BA5

split-complementary

#A53F2B #2BA57C #2B54A5

monochromatic

#441A12 #742C1E #A53F2B #CD5740 #DA8271

Accessibility & contrast

On white

6.28

#A53F2B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.35

#A53F2B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A53F2B

6.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A53F2B	#FFFFFF	#000000	##FFFFFF
##A53F2B	1.00	6.28	3.35	6.28
#FFFFFF	6.28	1.00	21.00	1.00
#000000	3.35	21.00	1.00	21.00
##FFFFFF	6.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5B5228

Deuteranopia (green-blind)

#746928

Tritanopia (blue-blind)

#B5273B

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #a53f2b;
/* rgb */ color: rgb(165, 63, 43);
/* oklch */ color: oklch(50.5% 0.139 33.0);

Tailwind

colors: {
  custom: {
    50: '#c77865',
    500: '#a53f2b',
    950: '#000000',
  },
}

SCSS

$custom: #a53f2b;
$custom-light: #c77865;
$custom-dark: #000000;

JSON

{
  "hex": "#a53f2b",
  "rgb": {
    "r": 165,
    "g": 63,
    "b": 43
  },
  "hsl": {
    "h": 9.836,
    "s": 58.654,
    "l": 40.784
  },
  "oklch": {
    "l": 0.5051,
    "c": 0.13925,
    "h": 33
  },
  "luminance": 0.11729
}

Semantic roles & 50–950 ramp

primary

#A53F2B

secondary

#6BB3C1

accent

#C8E246

background

#FDF7F6

surface

#FAEDEB

border

#D3C8C6

text

#140905

muted

#837B7A

Preview Lab

Preview with #A53F2B

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

Preview Lab → · Contrast checker → · Palette generator →