#A53728#A53728

#A53728 is a mid, vivid red. Relative luminance 0.109; OKLCH L 49.4% C 0.148 H 30.7°. Best body text is #FFFFFF at 6.61:1 contrast (WCAG AA passes).

Color values

HEX	#A53728
RGB	rgb(165, 55, 40)
HSL	hsl(7, 61%, 40%)
HSV	hsv(7, 76%, 65%)
CMYK	cmyk(0%, 66.7%, 75.8%, 35.3%)
CIE-LAB	lab(39.39, 44.44, 33.78)
CIE-LCH	lch(39.39, 55.82, 37.25°)
OKLab	oklab(49.45% 0.1271 0.0755)
OKLCH	oklch(49.45% 0.148 30.7)
XYZ	xyz(17.2681, 10.8874, 3.1993)
Luminance	0.1089 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A53728 #2896A5

analogous

#A52857 #A53728 #A57528

triadic

#A53728 #28A537 #3728A5

tetradic

#A53728 #57A528 #2896A5 #7528A5

square

#A53728 #57A528 #2896A5 #7528A5

split-complementary

#A53728 #28A575 #2857A5

monochromatic

#421610 #74271C #A53728 #CF4D3B #DB796C

Accessibility & contrast

On white

6.61

#A53728 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.18

#A53728 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A53728

6.61:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A53728	#FFFFFF	#000000	##FFFFFF
##A53728	1.00	6.61	3.18	6.61
#FFFFFF	6.61	1.00	21.00	1.00
#000000	3.18	21.00	1.00	21.00
##FFFFFF	6.61	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#564E26

Deuteranopia (green-blind)

#716624

Tritanopia (blue-blind)

#B61834

Achromatopsia (no color)

#5D5D5D

Design tokens & code

CSS

--color: #a53728;
/* rgb */ color: rgb(165, 55, 40);
/* oklch */ color: oklch(49.4% 0.148 30.7);

Tailwind

colors: {
  custom: {
    50: '#c77463',
    500: '#a53728',
    950: '#000000',
  },
}

SCSS

$custom: #a53728;
$custom-light: #c77463;
$custom-dark: #000000;

JSON

{
  "hex": "#a53728",
  "rgb": {
    "r": 165,
    "g": 55,
    "b": 40
  },
  "hsl": {
    "h": 7.2,
    "s": 60.976,
    "l": 40.196
  },
  "oklch": {
    "l": 0.49448,
    "c": 0.1478,
    "h": 30.7
  },
  "luminance": 0.10885
}

Semantic roles & 50–950 ramp

primary

#A53728

secondary

#67B7C2

accent

#D1E444

background

#FDF7F5

surface

#FAEDEA

border

#D3C8C6

text

#140805

muted

#837B79

Preview Lab

Preview with #A53728

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

Preview Lab → · Contrast checker → · Palette generator →