#AA2421#AA2421

#AA2421 is a mid, vivid red. Relative luminance 0.099; OKLCH L 48.3% C 0.171 H 27.3°. Best body text is #FFFFFF at 7.04:1 contrast (WCAG AA passes).

Color values

HEX	#AA2421
RGB	rgb(170, 36, 33)
HSL	hsl(1, 67%, 40%)
HSV	hsv(1, 81%, 67%)
CMYK	cmyk(0%, 78.8%, 80.6%, 33.3%)
CIE-LAB	lab(37.70, 52.91, 36.25)
CIE-LCH	lch(37.70, 64.14, 34.42°)
OKLab	oklab(48.33% 0.1516 0.0784)
OKLCH	oklch(48.33% 0.171 27.3)
XYZ	xyz(17.4851, 9.9204, 2.4327)
Luminance	0.0992 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AA2421 #21A7AA

analogous

#AA2162 #AA2421 #AA6921

triadic

#AA2421 #21AA24 #2421AA

tetradic

#AA2421 #62AA21 #21A7AA #6921AA

square

#AA2421 #62AA21 #21A7AA #6921AA

split-complementary

#AA2421 #21AA69 #2162AA

monochromatic

#430E0D #771917 #AA2421 #D73531 #E16764

Accessibility & contrast

On white

7.04

#AA2421 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.98

#AA2421 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #AA2421

7.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AA2421	#FFFFFF	#000000	##FFFFFF
##AA2421	1.00	7.04	2.98	7.04
#FFFFFF	7.04	1.00	21.00	1.00
#000000	2.98	21.00	1.00	21.00
##FFFFFF	7.04	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4E461F

Deuteranopia (green-blind)

#6F631B

Tritanopia (blue-blind)

#BC0025

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #aa2421;
/* rgb */ color: rgb(170, 36, 33);
/* oklch */ color: oklch(48.3% 0.171 27.3);

Tailwind

colors: {
  custom: {
    50: '#cd6b5d',
    500: '#aa2421',
    950: '#000000',
  },
}

SCSS

$custom: #aa2421;
$custom-light: #cd6b5d;
$custom-dark: #000000;

JSON

{
  "hex": "#aa2421",
  "rgb": {
    "r": 170,
    "g": 36,
    "b": 33
  },
  "hsl": {
    "h": 1.314,
    "s": 67.488,
    "l": 39.804
  },
  "oklch": {
    "l": 0.48334,
    "c": 0.17069,
    "h": 27.3
  },
  "luminance": 0.09918
}

Semantic roles & 50–950 ramp

primary

#AA2421

secondary

#61C4C6

accent

#E7EA3D

background

#FDF6F5

surface

#FBECE9

border

#D4C7C5

text

#150704

muted

#837A79

Preview Lab

Preview with #AA2421

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

Preview Lab → · Contrast checker → · Palette generator →