#A53E37#A53E37

#A53E37 is a mid, vivid red. Relative luminance 0.117; OKLCH L 50.6% C 0.138 H 27.0°. Best body text is #FFFFFF at 6.28:1 contrast (WCAG AA passes).

Color values

HEX	#A53E37
RGB	rgb(165, 62, 55)
HSL	hsl(4, 50%, 43%)
HSV	hsv(4, 67%, 65%)
CMYK	cmyk(0%, 62.4%, 66.7%, 35.3%)
CIE-LAB	lab(40.77, 42.06, 26.59)
CIE-LCH	lch(40.77, 49.76, 32.30°)
OKLab	oklab(50.55% 0.1227 0.0625)
OKLCH	oklch(50.55% 0.138 27)
XYZ	xyz(17.9310, 11.7228, 4.9322)
Luminance	0.1172 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A53E37 #379EA5

analogous

#A53767 #A53E37 #A57537

triadic

#A53E37 #37A53E #3E37A5

tetradic

#A53E37 #67A537 #379EA5 #7537A5

square

#A53E37 #67A537 #379EA5 #7537A5

split-complementary

#A53E37 #37A575 #3767A5

monochromatic

#491C18 #772D28 #A53E37 #C65B53 #D58781

Accessibility & contrast

On white

6.28

#A53E37 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.34

#A53E37 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A53E37

6.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A53E37	#FFFFFF	#000000	##FFFFFF
##A53E37	1.00	6.28	3.34	6.28
#FFFFFF	6.28	1.00	21.00	1.00
#000000	3.34	21.00	1.00	21.00
##FFFFFF	6.28	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#595236

Deuteranopia (green-blind)

#736834

Tritanopia (blue-blind)

#B5283D

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #a53e37;
/* rgb */ color: rgb(165, 62, 55);
/* oklch */ color: oklch(50.6% 0.138 27.0);

Tailwind

colors: {
  custom: {
    50: '#c6786e',
    500: '#a53e37',
    950: '#000000',
  },
}

SCSS

$custom: #a53e37;
$custom-light: #c6786e;
$custom-dark: #000000;

JSON

{
  "hex": "#a53e37",
  "rgb": {
    "r": 165,
    "g": 62,
    "b": 55
  },
  "hsl": {
    "h": 3.818,
    "s": 50,
    "l": 43.137
  },
  "oklch": {
    "l": 0.50552,
    "c": 0.13771,
    "h": 27
  },
  "luminance": 0.1172
}

Semantic roles & 50–950 ramp

primary

#A53E37

secondary

#79BABF

accent

#D1DA4E

background

#FDF7F6

surface

#FAEDEB

border

#D3C8C6

text

#140907

muted

#837B7A

Preview Lab

Preview with #A53E37

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

Preview Lab → · Contrast checker → · Palette generator →