#A7331A#A7331A

#A7331A is a mid, vivid red. Relative luminance 0.107; OKLCH L 49.2% C 0.156 H 33.7°. Best body text is #FFFFFF at 6.71:1 contrast (WCAG AA passes).

Color values

HEX#A7331A
RGBrgb(167, 51, 26)
HSLhsl(11, 73%, 38%)
HSVhsv(11, 84%, 65%)
CMYKcmyk(0%, 69.5%, 84.4%, 34.5%)
CIE-LABlab(39.00, 46.33, 41.00)
CIE-LCHlch(39.00, 61.86, 41.51°)
OKLaboklab(49.18% 0.1301 0.0866)
OKLCHoklch(49.18% 0.156 33.7)
XYZxyz(17.3087, 10.6604, 2.1233)
Luminance0.1066 (WCAG relative)
Temperaturewarm
Familyred

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#A7331A #1A8EA7
analogous
#A71A48 #A7331A #A7791A
triadic
#A7331A #1AA733 #331AA7
tetradic
#A7331A #48A71A #1A8EA7 #791AA7
square
#A7331A #48A71A #1A8EA7 #791AA7
split-complementary
#A7331A #1AA779 #1A48A7
monochromatic
#3D130A #722312 #A7331A #DC4322 #E57057

Accessibility & contrast

On white

6.71
#A7331A on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

3.13
#A7331A on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A7331A
6.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##A7331A#FFFFFF#000000##FFFFFF
##A7331A1.006.713.136.71
#FFFFFF6.711.0021.001.00
#0000003.1321.001.0021.00
##FFFFFF6.711.0021.001.00

Color blindness preview

Protanopia (red-blind)
#554B16
Deuteranopia (green-blind)
#726514
Tritanopia (blue-blind)
#B8072E
Achromatopsia (no color)
#5C5C5C

Design tokens & code

CSS
--color: #a7331a;
/* rgb */ color: rgb(167, 51, 26);
/* oklch */ color: oklch(49.2% 0.156 33.7);
Tailwind
colors: {
  custom: {
    50: '#ca7259',
    500: '#a7331a',
    950: '#000000',
  },
}
SCSS
$custom: #a7331a;
$custom-light: #ca7259;
$custom-dark: #000000;
JSON
{
  "hex": "#a7331a",
  "rgb": {
    "r": 167,
    "g": 51,
    "b": 26
  },
  "hsl": {
    "h": 10.638,
    "s": 73.057,
    "l": 37.843
  },
  "oklch": {
    "l": 0.49183,
    "c": 0.1563,
    "h": 33.7
  },
  "luminance": 0.10658
}

Semantic roles & 50–950 ramp

primary
#A7331A
secondary
#55B4C8
accent
#CFF038
background
#FDF7F5
surface
#FBEDE9
border
#D4C8C5
text
#150804
muted
#837B79

Preview Lab

Preview with #A7331A

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

Preview Lab → · Contrast checker → · Palette generator →

#A7331A Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva