#A13137#A13137

#A13137 is a mid, vivid red. Relative luminance 0.101; OKLCH L 48.3% C 0.147 H 21.7°. Best body text is #FFFFFF at 6.98:1 contrast (WCAG AA passes).

Color values

HEX	#A13137
RGB	rgb(161, 49, 55)
HSL	hsl(357, 53%, 41%)
HSV	hsv(357, 70%, 63%)
CMYK	cmyk(0%, 69.6%, 65.8%, 36.9%)
CIE-LAB	lab(37.94, 46.37, 22.91)
CIE-LCH	lch(37.94, 51.72, 26.29°)
OKLab	oklab(48.29% 0.1368 0.0544)
OKLCH	oklch(48.29% 0.147 21.7)
XYZ	xyz(16.4875, 10.0519, 4.6857)
Luminance	0.1005 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A13137 #31A19B

analogous

#A1316F #A13137 #A16331

triadic

#A13137 #37A131 #3137A1

tetradic

#A13137 #6FA131 #31A19B #6331A1

square

#A13137 #6FA131 #31A19B #6331A1

split-complementary

#A13137 #31A163 #316FA1

monochromatic

#431417 #722327 #A13137 #C7484F #D6777C

Accessibility & contrast

On white

6.98

#A13137 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.01

#A13137 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A13137

6.98:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A13137	#FFFFFF	#000000	##FFFFFF
##A13137	1.00	6.98	3.01	6.98
#FFFFFF	6.98	1.00	21.00	1.00
#000000	3.01	21.00	1.00	21.00
##FFFFFF	6.98	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4F4A36

Deuteranopia (green-blind)

#6C6234

Tritanopia (blue-blind)

#B11334

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #a13137;
/* rgb */ color: rgb(161, 49, 55);
/* oklch */ color: oklch(48.3% 0.147 21.7);

Tailwind

colors: {
  custom: {
    50: '#c4706d',
    500: '#a13137',
    950: '#000000',
  },
}

SCSS

$custom: #a13137;
$custom-light: #c4706d;
$custom-dark: #000000;

JSON

{
  "hex": "#a13137",
  "rgb": {
    "r": 161,
    "g": 49,
    "b": 55
  },
  "hsl": {
    "h": 356.786,
    "s": 53.333,
    "l": 41.176
  },
  "oklch": {
    "l": 0.4829,
    "c": 0.14726,
    "h": 21.7
  },
  "luminance": 0.1005
}

Semantic roles & 50–950 ramp

primary

#A13137

secondary

#70BEBA

accent

#DDD54B

background

#FCF7F6

surface

#F9EDEB

border

#D2C8C6

text

#140807

muted

#827B7A

Preview Lab

Preview with #A13137

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

Preview Lab → · Contrast checker → · Palette generator →