#AA3D21#AA3D21

#AA3D21 is a mid, vivid red. Relative luminance 0.120; OKLCH L 51.0% C 0.149 H 35.3°. Best body text is #FFFFFF at 6.18:1 contrast (WCAG AA passes).

Color values

HEX#AA3D21
RGBrgb(170, 61, 33)
HSLhsl(12, 67%, 40%)
HSVhsv(12, 81%, 67%)
CMYKcmyk(0%, 64.1%, 80.6%, 33.3%)
CIE-LABlab(41.21, 43.29, 39.75)
CIE-LCHlch(41.21, 58.78, 42.56°)
OKLaboklab(50.96% 0.1217 0.0861)
OKLCHoklch(50.96% 0.149 35.3)
XYZxyz(18.5229, 11.9960, 2.7787)
Luminance0.1199 (WCAG relative)
Temperaturewarm
Familyred

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#AA3D21 #218EAA
analogous
#AA2149 #AA3D21 #AA8221
triadic
#AA3D21 #21AA3D #3D21AA
tetradic
#AA3D21 #49AA21 #218EAA #8221AA
square
#AA3D21 #49AA21 #218EAA #8221AA
split-complementary
#AA3D21 #21AA82 #2149AA
monochromatic
#43180D #772B17 #AA3D21 #D75331 #E17E64

Accessibility & contrast

On white

6.18
#AA3D21 on #FFFFFF
AA ✓AA large ✓AAA ✗

On black

3.40
#AA3D21 on #000000
AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AA3D21
6.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##AA3D21#FFFFFF#000000##FFFFFF
##AA3D211.006.183.406.18
#FFFFFF6.181.0021.001.00
#0000003.4021.001.0021.00
##FFFFFF6.181.0021.001.00

Color blindness preview

Protanopia (red-blind)
#5C521D
Deuteranopia (green-blind)
#776A1D
Tritanopia (blue-blind)
#BB2037
Achromatopsia (no color)
#616161

Design tokens & code

CSS
--color: #aa3d21;
/* rgb */ color: rgb(170, 61, 33);
/* oklch */ color: oklch(51.0% 0.149 35.3);
Tailwind
colors: {
  custom: {
    50: '#cb775e',
    500: '#aa3d21',
    950: '#000000',
  },
}
SCSS
$custom: #aa3d21;
$custom-light: #cb775e;
$custom-dark: #000000;
JSON
{
  "hex": "#aa3d21",
  "rgb": {
    "r": 170,
    "g": 61,
    "b": 33
  },
  "hsl": {
    "h": 12.263,
    "s": 67.488,
    "l": 39.804
  },
  "oklch": {
    "l": 0.50962,
    "c": 0.14902,
    "h": 35.3
  },
  "luminance": 0.11993
}

Semantic roles & 50–950 ramp

primary
#AA3D21
secondary
#61B1C6
accent
#C7EA3D
background
#FDF7F5
surface
#FBEDE9
border
#D4C8C5
text
#150904
muted
#837B79

Preview Lab

Preview with #AA3D21

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

Preview Lab → · Contrast checker → · Palette generator →

#AA3D21 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva