#AA3A21#AA3A21

#AA3A21 is a mid, vivid red. Relative luminance 0.117; OKLCH L 50.6% C 0.152 H 34.0°. Best body text is #FFFFFF at 6.29:1 contrast (WCAG AA passes).

Color values

HEX	#AA3A21
RGB	rgb(170, 58, 33)
HSL	hsl(11, 67%, 40%)
HSV	hsv(11, 81%, 67%)
CMYK	cmyk(0%, 65.9%, 80.6%, 33.3%)
CIE-LAB	lab(40.71, 44.63, 39.26)
CIE-LCH	lch(40.71, 59.44, 41.34°)
OKLab	oklab(50.59% 0.1258 0.085)
OKLCH	oklch(50.59% 0.152 34)
XYZ	xyz(18.3672, 11.6847, 2.7268)
Luminance	0.1168 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AA3A21 #2191AA

analogous

#AA214C #AA3A21 #AA7F21

triadic

#AA3A21 #21AA3A #3A21AA

tetradic

#AA3A21 #4CAA21 #2191AA #7F21AA

square

#AA3A21 #4CAA21 #2191AA #7F21AA

split-complementary

#AA3A21 #21AA7F #214CAA

monochromatic

#43170D #772917 #AA3A21 #D74F31 #E17B64

Accessibility & contrast

On white

6.29

#AA3A21 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.34

#AA3A21 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AA3A21

6.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AA3A21	#FFFFFF	#000000	##FFFFFF
##AA3A21	1.00	6.29	3.34	6.29
#FFFFFF	6.29	1.00	21.00	1.00
#000000	3.34	21.00	1.00	21.00
##FFFFFF	6.29	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5A501D

Deuteranopia (green-blind)

#76691C

Tritanopia (blue-blind)

#BB1A35

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #aa3a21;
/* rgb */ color: rgb(170, 58, 33);
/* oklch */ color: oklch(50.6% 0.152 34.0);

Tailwind

colors: {
  custom: {
    50: '#cc765e',
    500: '#aa3a21',
    950: '#000000',
  },
}

SCSS

$custom: #aa3a21;
$custom-light: #cc765e;
$custom-dark: #000000;

JSON

{
  "hex": "#aa3a21",
  "rgb": {
    "r": 170,
    "g": 58,
    "b": 33
  },
  "hsl": {
    "h": 10.949,
    "s": 67.488,
    "l": 39.804
  },
  "oklch": {
    "l": 0.50587,
    "c": 0.15181,
    "h": 34
  },
  "luminance": 0.11682
}

Semantic roles & 50–950 ramp

primary

#AA3A21

secondary

#61B4C6

accent

#CBEA3D

background

#FDF7F5

surface

#FBEDE9

border

#D4C8C5

text

#150904

muted

#837B79

Preview Lab

Preview with #AA3A21

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

Preview Lab → · Contrast checker → · Palette generator →