#A01F37#A01F37

#A01F37 is a mid, vivid red. Relative luminance 0.087; OKLCH L 46.4% C 0.163 H 16.8°. Best body text is #FFFFFF at 7.65:1 contrast (WCAG AA passes).

Color values

HEX#A01F37
RGBrgb(160, 31, 55)
HSLhsl(349, 68%, 37%)
HSVhsv(349, 81%, 63%)
CMYKcmyk(0%, 80.6%, 65.6%, 37.3%)
CIE-LABlab(35.46, 52.39, 19.72)
CIE-LCHlch(35.46, 55.98, 20.62°)
OKLaboklab(46.42% 0.1562 0.0472)
OKLCHoklch(46.42% 0.163 16.8)
XYZxyz(15.6785, 8.7318, 4.4735)
Luminance0.0873 (WCAG relative)
Temperaturewarm
Familyred

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#A01F37 #1FA088
analogous
#A01F78 #A01F37 #A0471F
triadic
#A01F37 #37A01F #1F37A0
tetradic
#A01F37 #78A01F #1FA088 #471FA0
square
#A01F37 #78A01F #1FA088 #471FA0
split-complementary
#A01F37 #1FA047 #1F78A0
monochromatic
#390B14 #6D1525 #A01F37 #D32949 #DF5A73

Accessibility & contrast

On white

7.65
#A01F37 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.75
#A01F37 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A01F37
7.65:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##A01F37#FFFFFF#000000##FFFFFF
##A01F371.007.652.757.65
#FFFFFF7.651.0021.001.00
#0000002.7521.001.0021.00
##FFFFFF7.651.0021.001.00

Color blindness preview

Protanopia (red-blind)
#454237
Deuteranopia (green-blind)
#665D33
Tritanopia (blue-blind)
#B0002A
Achromatopsia (no color)
#535353

Design tokens & code

CSS
--color: #a01f37;
/* rgb */ color: rgb(160, 31, 55);
/* oklch */ color: oklch(46.4% 0.163 16.8);
Tailwind
colors: {
  custom: {
    50: '#c4686d',
    500: '#a01f37',
    950: '#000000',
  },
}
SCSS
$custom: #a01f37;
$custom-light: #c4686d;
$custom-dark: #000000;
JSON
{
  "hex": "#a01f37",
  "rgb": {
    "r": 160,
    "g": 31,
    "b": 55
  },
  "hsl": {
    "h": 348.837,
    "s": 67.539,
    "l": 37.451
  },
  "oklch": {
    "l": 0.46417,
    "c": 0.16319,
    "h": 16.8
  },
  "luminance": 0.08729
}

Semantic roles & 50–950 ramp

primary
#A01F37
secondary
#58C3AF
accent
#EACA3D
background
#FDF6F6
surface
#FAEBEB
border
#D3C6C6
text
#140707
muted
#837A7A

Preview Lab

Preview with #A01F37

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

Preview Lab → · Contrast checker → · Palette generator →

#A01F37 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva