#AA3E37#AA3E37

#AA3E37 is a mid, vivid red. Relative luminance 0.123; OKLCH L 51.4% C 0.143 H 27.0°. Best body text is #FFFFFF at 6.08:1 contrast (WCAG AA passes).

Color values

HEX	#AA3E37
RGB	rgb(170, 62, 55)
HSL	hsl(4, 51%, 44%)
HSV	hsv(4, 68%, 67%)
CMYK	cmyk(0%, 63.5%, 67.6%, 33.3%)
CIE-LAB	lab(41.64, 43.86, 27.85)
CIE-LCH	lch(41.64, 51.95, 32.42°)
OKLab	oklab(51.37% 0.1278 0.0651)
OKLCH	oklch(51.37% 0.143 27)
XYZ	xyz(18.9917, 12.2697, 4.9819)
Luminance	0.1227 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AA3E37 #37A3AA

analogous

#AA376A #AA3E37 #AA7837

triadic

#AA3E37 #37AA3E #3E37AA

tetradic

#AA3E37 #6AAA37 #37A3AA #7837AA

square

#AA3E37 #6AAA37 #37A3AA #7837AA

split-complementary

#AA3E37 #37AA78 #376AAA

monochromatic

#4E1C19 #7C2D28 #AA3E37 #C85D56 #D78984

Accessibility & contrast

On white

6.08

#AA3E37 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.45

#AA3E37 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AA3E37

6.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AA3E37	#FFFFFF	#000000	##FFFFFF
##AA3E37	1.00	6.08	3.45	6.08
#FFFFFF	6.08	1.00	21.00	1.00
#000000	3.45	21.00	1.00	21.00
##FFFFFF	6.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5B5436

Deuteranopia (green-blind)

#766B34

Tritanopia (blue-blind)

#BB263D

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #aa3e37;
/* rgb */ color: rgb(170, 62, 55);
/* oklch */ color: oklch(51.4% 0.143 27.0);

Tailwind

colors: {
  custom: {
    50: '#ca786e',
    500: '#aa3e37',
    950: '#000000',
  },
}

SCSS

$custom: #aa3e37;
$custom-light: #ca786e;
$custom-dark: #000000;

JSON

{
  "hex": "#aa3e37",
  "rgb": {
    "r": 170,
    "g": 62,
    "b": 55
  },
  "hsl": {
    "h": 3.652,
    "s": 51.111,
    "l": 44.118
  },
  "oklch": {
    "l": 0.51371,
    "c": 0.1434,
    "h": 27
  },
  "luminance": 0.12267
}

Semantic roles & 50–950 ramp

primary

#AA3E37

secondary

#7CBDC1

accent

#D2DB4D

background

#FDF7F6

surface

#FAEEEB

border

#D3C9C6

text

#140907

muted

#837B7A

Preview Lab

Preview with #AA3E37

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

Preview Lab → · Contrast checker → · Palette generator →