#A33620#A33620

#A33620 is a mid, vivid red. Relative luminance 0.105; OKLCH L 48.9% C 0.148 H 33.3°. Best body text is #FFFFFF at 6.76:1 contrast (WCAG AA passes).

Color values

HEX#A33620
RGBrgb(163, 54, 32)
HSLhsl(10, 67%, 38%)
HSVhsv(10, 80%, 64%)
CMYKcmyk(0%, 66.9%, 80.4%, 36.1%)
CIE-LABlab(38.78, 43.85, 37.45)
CIE-LCHlch(38.78, 57.66, 40.50°)
OKLaboklab(48.9% 0.1239 0.0813)
OKLCHoklch(48.9% 0.148 33.3)
XYZxyz(16.6860, 10.5316, 2.5204)
Luminance0.1053 (WCAG relative)
Temperaturewarm
Familyred

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#A33620 #208DA3
analogous
#A3204C #A33620 #A37720
triadic
#A33620 #20A336 #3620A3
tetradic
#A33620 #4CA320 #208DA3 #7720A3
square
#A33620 #4CA320 #208DA3 #7720A3
split-complementary
#A33620 #20A377 #204CA3
monochromatic
#3D140C #702516 #A33620 #D5472B #DF745E

Accessibility & contrast

On white

6.76
#A33620 on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

3.11
#A33620 on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #A33620
6.76:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##A33620#FFFFFF#000000##FFFFFF
##A336201.006.763.116.76
#FFFFFF6.761.0021.001.00
#0000003.1121.001.0021.00
##FFFFFF6.761.0021.001.00

Color blindness preview

Protanopia (red-blind)
#554C1D
Deuteranopia (green-blind)
#70641B
Tritanopia (blue-blind)
#B41532
Achromatopsia (no color)
#5B5B5B

Design tokens & code

CSS
--color: #a33620;
/* rgb */ color: rgb(163, 54, 32);
/* oklch */ color: oklch(48.9% 0.148 33.3);
Tailwind
colors: {
  custom: {
    50: '#c6735d',
    500: '#a33620',
    950: '#000000',
  },
}
SCSS
$custom: #a33620;
$custom-light: #c6735d;
$custom-dark: #000000;
JSON
{
  "hex": "#a33620",
  "rgb": {
    "r": 163,
    "g": 54,
    "b": 32
  },
  "hsl": {
    "h": 10.076,
    "s": 67.179,
    "l": 38.235
  },
  "oklch": {
    "l": 0.48895,
    "c": 0.14819,
    "h": 33.3
  },
  "luminance": 0.10529
}

Semantic roles & 50–950 ramp

primary
#A33620
secondary
#5BB2C4
accent
#CDEA3E
background
#FDF7F5
surface
#FAEDE9
border
#D3C8C5
text
#150804
muted
#837B79

Preview Lab

Preview with #A33620

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

Preview Lab → · Contrast checker → · Palette generator →

#A33620 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva