#A0373F#A0373F

#A0373F is a mid, vivid red. Relative luminance 0.106; OKLCH L 49.0% C 0.139 H 19.5°. Best body text is #FFFFFF at 6.75:1 contrast (WCAG AA passes).

Color values

HEX#A0373F
RGBrgb(160, 55, 63)
HSLhsl(355, 49%, 42%)
HSVhsv(355, 66%, 63%)
CMYKcmyk(0%, 65.6%, 60.6%, 37.3%)
CIE-LABlab(38.84, 44.01, 19.05)
CIE-LCHlch(38.84, 47.95, 23.41°)
OKLaboklab(48.98% 0.131 0.0464)
OKLCHoklch(48.98% 0.139 19.5)
XYZxyz(16.7622, 10.5671, 5.8587)
Luminance0.1056 (WCAG relative)
Temperaturewarm
Familyred

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#A0373F #37A098
analogous
#A03773 #A0373F #A06437
triadic
#A0373F #3FA037 #373FA0
tetradic
#A0373F #73A037 #37A098 #6437A0
square
#A0373F #73A037 #37A098 #6437A0
split-complementary
#A0373F #37A064 #3773A0
monochromatic
#45181B #72272D #A0373F #C3515A #D37F85

Accessibility & contrast

On white

6.75
#A0373F on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

3.11
#A0373F on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A0373F
6.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##A0373F#FFFFFF#000000##FFFFFF
##A0373F1.006.753.116.75
#FFFFFF6.751.0021.001.00
#0000003.1121.001.0021.00
##FFFFFF6.751.0021.001.00

Color blindness preview

Protanopia (red-blind)
#524E3F
Deuteranopia (green-blind)
#6C643C
Tritanopia (blue-blind)
#AF213B
Achromatopsia (no color)
#5B5B5B

Design tokens & code

CSS
--color: #a0373f;
/* rgb */ color: rgb(160, 55, 63);
/* oklch */ color: oklch(49.0% 0.139 19.5);
Tailwind
colors: {
  custom: {
    50: '#c27474',
    500: '#a0373f',
    950: '#000000',
  },
}
SCSS
$custom: #a0373f;
$custom-light: #c27474;
$custom-dark: #000000;
JSON
{
  "hex": "#a0373f",
  "rgb": {
    "r": 160,
    "g": 55,
    "b": 63
  },
  "hsl": {
    "h": 355.429,
    "s": 48.837,
    "l": 42.157
  },
  "oklch": {
    "l": 0.48981,
    "c": 0.13897,
    "h": 19.5
  },
  "luminance": 0.10565
}

Semantic roles & 50–950 ramp

primary
#A0373F
secondary
#77BCB7
accent
#D8CE4F
background
#FCF7F7
surface
#F9EDED
border
#D2C8C8
text
#140808
muted
#827B7B

Preview Lab

Preview with #A0373F

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

Preview Lab → · Contrast checker → · Palette generator →

#A0373F Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva