#A1373D#A1373D

#A1373D is a mid, vivid red. Relative luminance 0.106; OKLCH L 49.1% C 0.140 H 20.7°. Best body text is #FFFFFF at 6.71:1 contrast (WCAG AA passes).

Color values

HEX	#A1373D
RGB	rgb(161, 55, 61)
HSL	hsl(357, 49%, 42%)
HSV	hsv(357, 66%, 63%)
CMYK	cmyk(0%, 65.8%, 62.1%, 36.9%)
CIE-LAB	lab(38.98, 44.21, 20.51)
CIE-LCH	lch(38.98, 48.74, 24.89°)
OKLab	oklab(49.11% 0.1312 0.0496)
OKLCH	oklch(49.11% 0.14 20.7)
XYZ	xyz(16.9081, 10.6487, 5.5790)
Luminance	0.1065 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A1373D #37A19B

analogous

#A13772 #A1373D #A16637

triadic

#A1373D #3DA137 #373DA1

tetradic

#A1373D #72A137 #37A19B #6637A1

square

#A1373D #72A137 #37A19B #6637A1

split-complementary

#A1373D #37A166 #3772A1

monochromatic

#46181A #73272C #A1373D #C45158 #D37F84

Accessibility & contrast

On white

6.71

#A1373D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.13

#A1373D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A1373D

6.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A1373D	#FFFFFF	#000000	##FFFFFF
##A1373D	1.00	6.71	3.13	6.71
#FFFFFF	6.71	1.00	21.00	1.00
#000000	3.13	21.00	1.00	21.00
##FFFFFF	6.71	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#524E3C

Deuteranopia (green-blind)

#6D643A

Tritanopia (blue-blind)

#B0203A

Achromatopsia (no color)

#5C5C5C

Design tokens & code

CSS

--color: #a1373d;
/* rgb */ color: rgb(161, 55, 61);
/* oklch */ color: oklch(49.1% 0.140 20.7);

Tailwind

colors: {
  custom: {
    50: '#c37472',
    500: '#a1373d',
    950: '#000000',
  },
}

SCSS

$custom: #a1373d;
$custom-light: #c37472;
$custom-dark: #000000;

JSON

{
  "hex": "#a1373d",
  "rgb": {
    "r": 161,
    "g": 55,
    "b": 61
  },
  "hsl": {
    "h": 356.604,
    "s": 49.074,
    "l": 42.353
  },
  "oklch": {
    "l": 0.49108,
    "c": 0.14021,
    "h": 20.7
  },
  "luminance": 0.10646
}

Semantic roles & 50–950 ramp

primary

#A1373D

secondary

#77BDB9

accent

#D9D14F

background

#FCF7F6

surface

#F9EDEC

border

#D2C8C7

text

#140808

muted

#827B7B

Preview Lab

Preview with #A1373D

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

Preview Lab → · Contrast checker → · Palette generator →