#A63420#A63420

#A63420 is a mid, vivid red. Relative luminance 0.107; OKLCH L 49.2% C 0.153 H 32.3°. Best body text is #FFFFFF at 6.70:1 contrast (WCAG AA passes).

Color values

HEX#A63420
RGBrgb(166, 52, 32)
HSLhsl(9, 68%, 39%)
HSVhsv(9, 81%, 65%)
CMYKcmyk(0%, 68.7%, 80.7%, 34.9%)
CIE-LABlab(39.02, 45.75, 37.87)
CIE-LCHlch(39.02, 59.39, 39.61°)
OKLaboklab(49.18% 0.1295 0.082)
OKLCHoklch(49.18% 0.153 32.3)
XYZxyz(17.2166, 10.6698, 2.5192)
Luminance0.1067 (WCAG relative)
Temperaturewarm
Familyred

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#A63420 #2092A6
analogous
#A6204F #A63420 #A67720
triadic
#A63420 #20A634 #3420A6
tetradic
#A63420 #4FA620 #2092A6 #7720A6
square
#A63420 #4FA620 #2092A6 #7720A6
split-complementary
#A63420 #20A677 #204FA6
monochromatic
#3F140C #732416 #A63420 #D6462D #E07360

Accessibility & contrast

On white

6.70
#A63420 on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

3.13
#A63420 on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A63420
6.70:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##A63420#FFFFFF#000000##FFFFFF
##A634201.006.703.136.70
#FFFFFF6.701.0021.001.00
#0000003.1321.001.0021.00
##FFFFFF6.701.0021.001.00

Color blindness preview

Protanopia (red-blind)
#554C1D
Deuteranopia (green-blind)
#71651B
Tritanopia (blue-blind)
#B70D30
Achromatopsia (no color)
#5C5C5C

Design tokens & code

CSS
--color: #a63420;
/* rgb */ color: rgb(166, 52, 32);
/* oklch */ color: oklch(49.2% 0.153 32.3);
Tailwind
colors: {
  custom: {
    50: '#c9725d',
    500: '#a63420',
    950: '#000000',
  },
}
SCSS
$custom: #a63420;
$custom-light: #c9725d;
$custom-dark: #000000;
JSON
{
  "hex": "#a63420",
  "rgb": {
    "r": 166,
    "g": 52,
    "b": 32
  },
  "hsl": {
    "h": 8.955,
    "s": 67.677,
    "l": 38.824
  },
  "oklch": {
    "l": 0.49177,
    "c": 0.15326,
    "h": 32.3
  },
  "luminance": 0.10667
}

Semantic roles & 50–950 ramp

primary
#A63420
secondary
#5DB5C5
accent
#D1EB3D
background
#FDF7F5
surface
#FAEDE9
border
#D3C8C5
text
#150804
muted
#837B79

Preview Lab

Preview with #A63420

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

Preview Lab → · Contrast checker → · Palette generator →

#A63420 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva