#AA2423#AA2423

#AA2423 is a mid, vivid red. Relative luminance 0.099; OKLCH L 48.4% C 0.170 H 26.7°. Best body text is #FFFFFF at 7.03:1 contrast (WCAG AA passes).

Color values

HEX	#AA2423
RGB	rgb(170, 36, 35)
HSL	hsl(0, 66%, 40%)
HSV	hsv(0, 79%, 67%)
CMYK	cmyk(0%, 78.8%, 79.4%, 33.3%)
CIE-LAB	lab(37.72, 52.97, 35.14)
CIE-LCH	lch(37.72, 63.57, 33.56°)
OKLab	oklab(48.36% 0.1523 0.0766)
OKLCH	oklch(48.36% 0.17 26.7)
XYZ	xyz(17.5139, 9.9320, 2.5847)
Luminance	0.0993 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AA2423 #23A9AA

analogous

#AA2366 #AA2423 #AA6723

triadic

#AA2423 #23AA24 #2423AA

tetradic

#AA2423 #66AA23 #23A9AA #6723AA

square

#AA2423 #66AA23 #23A9AA #6723AA

split-complementary

#AA2423 #23AA67 #2366AA

monochromatic

#440F0E #771919 #AA2423 #D53635 #E06868

Accessibility & contrast

On white

7.03

#AA2423 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.99

#AA2423 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #AA2423

7.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AA2423	#FFFFFF	#000000	##FFFFFF
##AA2423	1.00	7.03	2.99	7.03
#FFFFFF	7.03	1.00	21.00	1.00
#000000	2.99	21.00	1.00	21.00
##FFFFFF	7.03	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4E4621

Deuteranopia (green-blind)

#6F631D

Tritanopia (blue-blind)

#BC0026

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #aa2423;
/* rgb */ color: rgb(170, 36, 35);
/* oklch */ color: oklch(48.4% 0.170 26.7);

Tailwind

colors: {
  custom: {
    50: '#cc6b5f',
    500: '#aa2423',
    950: '#000000',
  },
}

SCSS

$custom: #aa2423;
$custom-light: #cc6b5f;
$custom-dark: #000000;

JSON

{
  "hex": "#aa2423",
  "rgb": {
    "r": 170,
    "g": 36,
    "b": 35
  },
  "hsl": {
    "h": 0.444,
    "s": 65.854,
    "l": 40.196
  },
  "oklch": {
    "l": 0.48356,
    "c": 0.17045,
    "h": 26.7
  },
  "luminance": 0.09929
}

Semantic roles & 50–950 ramp

primary

#AA2423

secondary

#63C5C6

accent

#E8E93F

background

#FDF6F5

surface

#FBECE9

border

#D4C7C5

text

#150704

muted

#837A79

Preview Lab

Preview with #AA2423

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

Preview Lab → · Contrast checker → · Palette generator →