#A82728#A82728

#A82728 is a mid, vivid red. Relative luminance 0.099; OKLCH L 48.3% C 0.166 H 25.6°. Best body text is #FFFFFF at 7.03:1 contrast (WCAG AA passes).

Color values

HEX#A82728
RGBrgb(168, 39, 40)
HSLhsl(360, 62%, 41%)
HSVhsv(360, 77%, 66%)
CMYKcmyk(0%, 76.8%, 76.2%, 34.1%)
CIE-LABlab(37.72, 51.59, 32.11)
CIE-LCHlch(37.72, 60.76, 31.90°)
OKLaboklab(48.3% 0.1492 0.0716)
OKLCHoklch(48.3% 0.166 25.6)
XYZxyz(17.2590, 9.9318, 3.0153)
Luminance0.0993 (WCAG relative)
Temperaturewarm
Familyred

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#A82728 #27A8A7
analogous
#A82768 #A82728 #A86627
triadic
#A82728 #28A827 #2728A8
tetradic
#A82728 #68A827 #27A8A7 #6627A8
square
#A82728 #68A827 #27A8A7 #6627A8
split-complementary
#A82728 #27A866 #2768A8
monochromatic
#451010 #761B1C #A82728 #D13B3C #DD6C6D

Accessibility & contrast

On white

7.03
#A82728 on #FFFFFF
AA ✓AA large ✓AAA ✓

On black

2.99
#A82728 on #000000
AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A82728
7.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##A82728#FFFFFF#000000##FFFFFF
##A827281.007.032.997.03
#FFFFFF7.031.0021.001.00
#0000002.9921.001.0021.00
##FFFFFF7.031.0021.001.00

Color blindness preview

Protanopia (red-blind)
#4E4726
Deuteranopia (green-blind)
#6E6323
Tritanopia (blue-blind)
#B90029
Achromatopsia (no color)
#595959

Design tokens & code

CSS
--color: #a82728;
/* rgb */ color: rgb(168, 39, 40);
/* oklch */ color: oklch(48.3% 0.166 25.6);
Tailwind
colors: {
  custom: {
    50: '#ca6c62',
    500: '#a82728',
    950: '#000000',
  },
}
SCSS
$custom: #a82728;
$custom-light: #ca6c62;
$custom-dark: #000000;
JSON
{
  "hex": "#a82728",
  "rgb": {
    "r": 168,
    "g": 39,
    "b": 40
  },
  "hsl": {
    "h": 359.535,
    "s": 62.319,
    "l": 40.588
  },
  "oklch": {
    "l": 0.48303,
    "c": 0.1655,
    "h": 25.6
  },
  "luminance": 0.09929
}

Semantic roles & 50–950 ramp

primary
#A82728
secondary
#67C3C3
accent
#E5E442
background
#FDF6F5
surface
#FBECEA
border
#D4C7C6
text
#150805
muted
#837B79

Preview Lab

Preview with #A82728

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

Preview Lab → · Contrast checker → · Palette generator →

#A82728 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva