#AA1E1C#AA1E1C

#AA1E1C is a mid, vivid red. Relative luminance 0.096; OKLCH L 47.8% C 0.175 H 27.6°. Best body text is #FFFFFF at 7.21:1 contrast (WCAG AA passes).

Color values

HEX	#AA1E1C
RGB	rgb(170, 30, 28)
HSL	hsl(1, 72%, 39%)
HSV	hsv(1, 84%, 67%)
CMYK	cmyk(0%, 82.4%, 83.5%, 33.3%)
CIE-LAB	lab(37.04, 54.47, 38.37)
CIE-LCH	lch(37.04, 66.63, 35.16°)
OKLab	oklab(47.83% 0.1555 0.0812)
OKLCH	oklch(47.83% 0.175 27.6)
XYZ	xyz(17.2536, 9.5613, 2.0354)
Luminance	0.0956 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AA1E1C #1CA8AA

analogous

#AA1C61 #AA1E1C #AA651C

triadic

#AA1E1C #1CAA1E #1E1CAA

tetradic

#AA1E1C #61AA1C #1CA8AA #651CAA

square

#AA1E1C #61AA1C #1CA8AA #651CAA

split-complementary

#AA1E1C #1CAA65 #1C61AA

monochromatic

#410B0B #751513 #AA1E1C #DC2A28 #E45E5C

Accessibility & contrast

On white

7.21

#AA1E1C on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.91

#AA1E1C on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #AA1E1C

7.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AA1E1C	#FFFFFF	#000000	##FFFFFF
##AA1E1C	1.00	7.21	2.91	7.21
#FFFFFF	7.21	1.00	21.00	1.00
#000000	2.91	21.00	1.00	21.00
##FFFFFF	7.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4C441A

Deuteranopia (green-blind)

#6E6214

Tritanopia (blue-blind)

#BC0020

Achromatopsia (no color)

#575757

Design tokens & code

CSS

--color: #aa1e1c;
/* rgb */ color: rgb(170, 30, 28);
/* oklch */ color: oklch(47.8% 0.175 27.6);

Tailwind

colors: {
  custom: {
    50: '#cd695a',
    500: '#aa1e1c',
    950: '#000000',
  },
}

SCSS

$custom: #aa1e1c;
$custom-light: #cd695a;
$custom-dark: #000000;

JSON

{
  "hex": "#aa1e1c",
  "rgb": {
    "r": 170,
    "g": 30,
    "b": 28
  },
  "hsl": {
    "h": 0.845,
    "s": 71.717,
    "l": 38.824
  },
  "oklch": {
    "l": 0.47832,
    "c": 0.17546,
    "h": 27.6
  },
  "luminance": 0.09558
}

Semantic roles & 50–950 ramp

primary

#AA1E1C

secondary

#5AC7C8

accent

#ECEE39

background

#FEF6F5

surface

#FCECE9

border

#D5C7C5

text

#160704

muted

#847A79

Preview Lab

Preview with #AA1E1C

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

Preview Lab → · Contrast checker → · Palette generator →