#AA3828#AA3828

#AA3828 is a mid, vivid red. Relative luminance 0.115; OKLCH L 50.4% C 0.152 H 30.9°. Best body text is #FFFFFF at 6.35:1 contrast (WCAG AA passes).

Color values

HEX#AA3828
RGBrgb(170, 56, 40)
HSLhsl(7, 62%, 41%)
HSVhsv(7, 76%, 67%)
CMYKcmyk(0%, 67.1%, 76.5%, 33.3%)
CIE-LABlab(40.46, 45.76, 35.21)
CIE-LCHlch(40.46, 57.74, 37.58°)
OKLaboklab(50.42% 0.1307 0.0782)
OKLCHoklch(50.42% 0.152 30.9)
XYZxyz(18.3768, 11.5303, 3.2650)
Luminance0.1153 (WCAG relative)
Temperaturewarm
Familyred

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#AA3828 #289AAA
analogous
#AA2859 #AA3828 #AA7928
triadic
#AA3828 #28AA38 #3828AA
tetradic
#AA3828 #59AA28 #289AAA #7928AA
square
#AA3828 #59AA28 #289AAA #7928AA
split-complementary
#AA3828 #28AA79 #2859AA
monochromatic
#471711 #78281C #AA3828 #D2503E #DD7D6F

Accessibility & contrast

On white

6.35
#AA3828 on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

3.31
#AA3828 on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AA3828
6.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##AA3828#FFFFFF#000000##FFFFFF
##AA38281.006.353.316.35
#FFFFFF6.351.0021.001.00
#0000003.3121.001.0021.00
##FFFFFF6.351.0021.001.00

Color blindness preview

Protanopia (red-blind)
#585025
Deuteranopia (green-blind)
#756924
Tritanopia (blue-blind)
#BB1735
Achromatopsia (no color)
#5F5F5F

Design tokens & code

CSS
--color: #aa3828;
/* rgb */ color: rgb(170, 56, 40);
/* oklch */ color: oklch(50.4% 0.152 30.9);
Tailwind
colors: {
  custom: {
    50: '#cb7563',
    500: '#aa3828',
    950: '#000000',
  },
}
SCSS
$custom: #aa3828;
$custom-light: #cb7563;
$custom-dark: #000000;
JSON
{
  "hex": "#aa3828",
  "rgb": {
    "r": 170,
    "g": 56,
    "b": 40
  },
  "hsl": {
    "h": 7.385,
    "s": 61.905,
    "l": 41.176
  },
  "oklch": {
    "l": 0.5042,
    "c": 0.15228,
    "h": 30.9
  },
  "luminance": 0.11528
}

Semantic roles & 50–950 ramp

primary
#AA3828
secondary
#6AB9C4
accent
#D1E543
background
#FDF7F5
surface
#FBEDEA
border
#D4C8C6
text
#150905
muted
#837B79

Preview Lab

Preview with #AA3828

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

Preview Lab → · Contrast checker → · Palette generator →

#AA3828 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva