#AA3F2B#AA3F2B

#AA3F2B is a mid, vivid red. Relative luminance 0.123; OKLCH L 51.3% C 0.145 H 32.6°. Best body text is #FFFFFF at 6.08:1 contrast (WCAG AA passes).

Color values

HEX	#AA3F2B
RGB	rgb(170, 63, 43)
HSL	hsl(9, 60%, 42%)
HSV	hsv(9, 75%, 67%)
CMYK	cmyk(0%, 62.9%, 74.7%, 33.3%)
CIE-LAB	lab(41.65, 42.78, 34.83)
CIE-LCH	lch(41.65, 55.16, 39.15°)
OKLab	oklab(51.33% 0.122 0.0781)
OKLCH	oklch(51.33% 0.145 32.6)
XYZ	xyz(18.7931, 12.2781, 3.6654)
Luminance	0.1227 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AA3F2B #2B96AA

analogous

#AA2B57 #AA3F2B #AA7F2B

triadic

#AA3F2B #2BAA3F #3F2BAA

tetradic

#AA3F2B #57AA2B #2B96AA #7F2BAA

square

#AA3F2B #57AA2B #2B96AA #7F2BAA

split-complementary

#AA3F2B #2BAA7F #2B57AA

monochromatic

#481B12 #792D1F #AA3F2B #CF5943 #DC8474

Accessibility & contrast

On white

6.08

#AA3F2B on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.46

#AA3F2B on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AA3F2B

6.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AA3F2B	#FFFFFF	#000000	##FFFFFF
##AA3F2B	1.00	6.08	3.46	6.08
#FFFFFF	6.08	1.00	21.00	1.00
#000000	3.46	21.00	1.00	21.00
##FFFFFF	6.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5D5328

Deuteranopia (green-blind)

#776B28

Tritanopia (blue-blind)

#BB253B

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #aa3f2b;
/* rgb */ color: rgb(170, 63, 43);
/* oklch */ color: oklch(51.3% 0.145 32.6);

Tailwind

colors: {
  custom: {
    50: '#cb7965',
    500: '#aa3f2b',
    950: '#000000',
  },
}

SCSS

$custom: #aa3f2b;
$custom-light: #cb7965;
$custom-dark: #000000;

JSON

{
  "hex": "#aa3f2b",
  "rgb": {
    "r": 170,
    "g": 63,
    "b": 43
  },
  "hsl": {
    "h": 9.449,
    "s": 59.624,
    "l": 41.765
  },
  "oklch": {
    "l": 0.5133,
    "c": 0.14485,
    "h": 32.6
  },
  "luminance": 0.12275
}

Semantic roles & 50–950 ramp

primary

#AA3F2B

secondary

#6EB6C3

accent

#CAE345

background

#FDF7F6

surface

#FAEEEB

border

#D3C9C6

text

#150906

muted

#837B7A

Preview Lab

Preview with #AA3F2B

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

Preview Lab → · Contrast checker → · Palette generator →