#A82021#A82021

#A82021 is a mid, vivid red. Relative luminance 0.095; OKLCH L 47.6% C 0.172 H 26.5°. Best body text is #FFFFFF at 7.26:1 contrast (WCAG AA passes).

Color values

HEX#A82021
RGBrgb(168, 32, 33)
HSLhsl(360, 68%, 39%)
HSVhsv(360, 81%, 66%)
CMYKcmyk(0%, 81%, 80.4%, 34.1%)
CIE-LABlab(36.87, 53.48, 35.29)
CIE-LCHlch(36.87, 64.07, 33.42°)
OKLaboklab(47.65% 0.1537 0.0765)
OKLCHoklch(47.65% 0.172 26.5)
XYZxyz(16.9416, 9.4704, 2.3745)
Luminance0.0947 (WCAG relative)
Temperaturewarm
Familyred

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#A82021 #20A8A7
analogous
#A82065 #A82021 #A86320
triadic
#A82021 #21A820 #2021A8
tetradic
#A82021 #65A820 #20A8A7 #6320A8
square
#A82021 #65A820 #20A8A7 #6320A8
split-complementary
#A82021 #20A863 #2065A8
monochromatic
#410C0D #751617 #A82021 #D72E2F #E16162

Accessibility & contrast

On white

7.26
#A82021 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.89
#A82021 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A82021
7.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##A82021#FFFFFF#000000##FFFFFF
##A820211.007.262.897.26
#FFFFFF7.261.0021.001.00
#0000002.8921.001.0021.00
##FFFFFF7.261.0021.001.00

Color blindness preview

Protanopia (red-blind)
#4C441F
Deuteranopia (green-blind)
#6D611B
Tritanopia (blue-blind)
#B90023
Achromatopsia (no color)
#575757

Design tokens & code

CSS
--color: #a82021;
/* rgb */ color: rgb(168, 32, 33);
/* oklch */ color: oklch(47.6% 0.172 26.5);
Tailwind
colors: {
  custom: {
    50: '#cb6a5d',
    500: '#a82021',
    950: '#000000',
  },
}
SCSS
$custom: #a82021;
$custom-light: #cb6a5d;
$custom-dark: #000000;
JSON
{
  "hex": "#a82021",
  "rgb": {
    "r": 168,
    "g": 32,
    "b": 33
  },
  "hsl": {
    "h": 359.559,
    "s": 68,
    "l": 39.216
  },
  "oklch": {
    "l": 0.4765,
    "c": 0.17164,
    "h": 26.5
  },
  "luminance": 0.09468
}

Semantic roles & 50–950 ramp

primary
#A82021
secondary
#5EC6C5
accent
#EBEA3D
background
#FDF6F5
surface
#FBECE9
border
#D4C7C5
text
#150704
muted
#837A79

Preview Lab

Preview with #A82021

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

Preview Lab → · Contrast checker → · Palette generator →

#A82021 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva