#AA1D20#AA1D20

#AA1D20 is a mid, vivid red. Relative luminance 0.095; OKLCH L 47.8% C 0.176 H 26.3°. Best body text is #FFFFFF at 7.23:1 contrast (WCAG AA passes).

Color values

HEX	#AA1D20
RGB	rgb(170, 29, 32)
HSL	hsl(359, 71%, 39%)
HSV	hsv(359, 83%, 67%)
CMYK	cmyk(0%, 82.9%, 81.2%, 33.3%)
CIE-LAB	lab(36.99, 54.85, 36.10)
CIE-LCH	lch(36.99, 65.67, 33.35°)
OKLab	oklab(47.8% 0.1575 0.0777)
OKLCH	oklch(47.8% 0.176 26.3)
XYZ	xyz(17.2798, 9.5319, 2.2962)
Luminance	0.0953 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AA1D20 #1DAAA7

analogous

#AA1D67 #AA1D20 #AA611D

triadic

#AA1D20 #20AA1D #1D20AA

tetradic

#AA1D20 #67AA1D #1DAAA7 #611DAA

square

#AA1D20 #67AA1D #1DAAA7 #611DAA

split-complementary

#AA1D20 #1DAA61 #1D67AA

monochromatic

#410B0C #761416 #AA1D20 #DB2A2D #E45E61

Accessibility & contrast

On white

7.23

#AA1D20 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.91

#AA1D20 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #AA1D20

7.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AA1D20	#FFFFFF	#000000	##FFFFFF
##AA1D20	1.00	7.23	2.91	7.23
#FFFFFF	7.23	1.00	21.00	1.00
#000000	2.91	21.00	1.00	21.00
##FFFFFF	7.23	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4B441E

Deuteranopia (green-blind)

#6E6219

Tritanopia (blue-blind)

#BC0020

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #aa1d20;
/* rgb */ color: rgb(170, 29, 32);
/* oklch */ color: oklch(47.8% 0.176 26.3);

Tailwind

colors: {
  custom: {
    50: '#cd695c',
    500: '#aa1d20',
    950: '#000000',
  },
}

SCSS

$custom: #aa1d20;
$custom-light: #cd695c;
$custom-dark: #000000;

JSON

{
  "hex": "#aa1d20",
  "rgb": {
    "r": 170,
    "g": 29,
    "b": 32
  },
  "hsl": {
    "h": 358.723,
    "s": 70.854,
    "l": 39.02
  },
  "oklch": {
    "l": 0.47803,
    "c": 0.17567,
    "h": 26.3
  },
  "luminance": 0.09529
}

Semantic roles & 50–950 ramp

primary

#AA1D20

secondary

#5BC8C5

accent

#EEEA3A

background

#FDF6F5

surface

#FBECE9

border

#D4C7C5

text

#150704

muted

#837A79

Preview Lab

Preview with #AA1D20

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

Preview Lab → · Contrast checker → · Palette generator →