#A9223B#A9223B

#A9223B is a mid, vivid red. Relative luminance 0.099; OKLCH L 48.4% C 0.169 H 16.7°. Best body text is #FFFFFF at 7.05:1 contrast (WCAG AA passes).

Color values

HEX	#A9223B
RGB	rgb(169, 34, 59)
HSL	hsl(349, 67%, 40%)
HSV	hsv(349, 80%, 66%)
CMYK	cmyk(0%, 79.9%, 65.1%, 33.7%)
CIE-LAB	lab(37.66, 54.38, 20.35)
CIE-LCH	lch(37.66, 58.07, 20.52°)
OKLab	oklab(48.39% 0.1622 0.0488)
OKLCH	oklch(48.39% 0.169 16.7)
XYZ	xyz(17.7256, 9.8975, 5.1139)
Luminance	0.0989 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A9223B #22A990

analogous

#A9227E #A9223B #A94D22

triadic

#A9223B #3BA922 #223BA9

tetradic

#A9223B #7EA922 #22A990 #4D22A9

square

#A9223B #7EA922 #22A990 #4D22A9

split-complementary

#A9223B #22A94D #227EA9

monochromatic

#430D17 #761829 #A9223B #D63251 #E0657C

Accessibility & contrast

On white

7.05

#A9223B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.98

#A9223B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A9223B

7.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A9223B	#FFFFFF	#000000	##FFFFFF
##A9223B	1.00	7.05	2.98	7.05
#FFFFFF	7.05	1.00	21.00	1.00
#000000	2.98	21.00	1.00	21.00
##FFFFFF	7.05	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4A473B

Deuteranopia (green-blind)

#6C6337

Tritanopia (blue-blind)

#BA002D

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #a9223b;
/* rgb */ color: rgb(169, 34, 59);
/* oklch */ color: oklch(48.4% 0.169 16.7);

Tailwind

colors: {
  custom: {
    50: '#ca6b70',
    500: '#a9223b',
    950: '#000000',
  },
}

SCSS

$custom: #a9223b;
$custom-light: #ca6b70;
$custom-dark: #000000;

JSON

{
  "hex": "#a9223b",
  "rgb": {
    "r": 169,
    "g": 34,
    "b": 59
  },
  "hsl": {
    "h": 348.889,
    "s": 66.502,
    "l": 39.804
  },
  "oklch": {
    "l": 0.48387,
    "c": 0.16938,
    "h": 16.7
  },
  "luminance": 0.09895
}

Semantic roles & 50–950 ramp

primary

#A9223B

secondary

#61C5B3

accent

#E9CA3E

background

#FDF6F6

surface

#FAECEC

border

#D3C7C7

text

#150707

muted

#837A7A

Preview Lab

Preview with #A9223B

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

Preview Lab → · Contrast checker → · Palette generator →