#AA4243#AA4243

#AA4243 is a mid, vivid red. Relative luminance 0.128; OKLCH L 52.1% C 0.137 H 22.6°. Best body text is #FFFFFF at 5.88:1 contrast (WCAG AA passes).

Color values

HEX	#AA4243
RGB	rgb(170, 66, 67)
HSL	hsl(359, 44%, 46%)
HSV	hsv(359, 61%, 67%)
CMYK	cmyk(0%, 61.2%, 60.6%, 33.3%)
CIE-LAB	lab(42.54, 42.79, 21.73)
CIE-LCH	lch(42.54, 47.99, 26.92°)
OKLab	oklab(52.11% 0.1267 0.0527)
OKLCH	oklch(52.11% 0.137 22.6)
XYZ	xyz(19.5407, 12.8503, 6.7605)
Luminance	0.1285 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AA4243 #42AAA9

analogous

#AA4277 #AA4243 #AA7542

triadic

#AA4243 #43AA42 #4243AA

tetradic

#AA4243 #77AA42 #42AAA9 #7542AA

square

#AA4243 #77AA42 #42AAA9 #7542AA

split-complementary

#AA4243 #42AA75 #4277AA

monochromatic

#522020 #7E3132 #AA4243 #C36667 #D59292

Accessibility & contrast

On white

5.88

#AA4243 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.57

#AA4243 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AA4243

5.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AA4243	#FFFFFF	#000000	##FFFFFF
##AA4243	1.00	5.88	3.57	5.88
#FFFFFF	5.88	1.00	21.00	1.00
#000000	3.57	21.00	1.00	21.00
##FFFFFF	5.88	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5C5742

Deuteranopia (green-blind)

#766D40

Tritanopia (blue-blind)

#BA2E43

Achromatopsia (no color)

#646464

Design tokens & code

CSS

--color: #aa4243;
/* rgb */ color: rgb(170, 66, 67);
/* oklch */ color: oklch(52.1% 0.137 22.6);

Tailwind

colors: {
  custom: {
    50: '#c97b77',
    500: '#aa4243',
    950: '#000000',
  },
}

SCSS

$custom: #aa4243;
$custom-light: #c97b77;
$custom-dark: #000000;

JSON

{
  "hex": "#aa4243",
  "rgb": {
    "r": 170,
    "g": 66,
    "b": 67
  },
  "hsl": {
    "h": 359.423,
    "s": 44.068,
    "l": 46.275
  },
  "oklch": {
    "l": 0.52109,
    "c": 0.1372,
    "h": 22.6
  },
  "luminance": 0.12848
}

Semantic roles & 50–950 ramp

primary

#AA4243

secondary

#88C0BF

accent

#D4D354

background

#FDF7F7

surface

#FAEEED

border

#D3C9C8

text

#140A08

muted

#837C7B

Preview Lab

Preview with #AA4243

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

Preview Lab → · Contrast checker → · Palette generator →