#AA211F#AA211F

#AA211F is a mid, vivid red. Relative luminance 0.097; OKLCH L 48.1% C 0.173 H 27.3°. Best body text is #FFFFFF at 7.13:1 contrast (WCAG AA passes).

Color values

HEX	#AA211F
RGB	rgb(170, 33, 31)
HSL	hsl(1, 69%, 39%)
HSV	hsv(1, 82%, 67%)
CMYK	cmyk(0%, 80.6%, 81.8%, 33.3%)
CIE-LAB	lab(37.36, 53.73, 37.04)
CIE-LCH	lch(37.36, 65.26, 34.58°)
OKLab	oklab(48.08% 0.1538 0.0794)
OKLCH	oklch(48.08% 0.173 27.3)
XYZ	xyz(17.3709, 9.7355, 2.2606)
Luminance	0.0973 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AA211F #1FA8AA

analogous

#AA1F63 #AA211F #AA661F

triadic

#AA211F #1FAA21 #211FAA

tetradic

#AA211F #63AA1F #1FA8AA #661FAA

square

#AA211F #63AA1F #1FA8AA #661FAA

split-complementary

#AA211F #1FAA66 #1F63AA

monochromatic

#420D0C #761716 #AA211F #D9302D #E26361

Accessibility & contrast

On white

7.13

#AA211F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.95

#AA211F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #AA211F

7.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AA211F	#FFFFFF	#000000	##FFFFFF
##AA211F	1.00	7.13	2.95	7.13
#FFFFFF	7.13	1.00	21.00	1.00
#000000	2.95	21.00	1.00	21.00
##FFFFFF	7.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4D451D

Deuteranopia (green-blind)

#6F6318

Tritanopia (blue-blind)

#BC0023

Achromatopsia (no color)

#585858

Design tokens & code

CSS

--color: #aa211f;
/* rgb */ color: rgb(170, 33, 31);
/* oklch */ color: oklch(48.1% 0.173 27.3);

Tailwind

colors: {
  custom: {
    50: '#cd6a5c',
    500: '#aa211f',
    950: '#000000',
  },
}

SCSS

$custom: #aa211f;
$custom-light: #cd6a5c;
$custom-dark: #000000;

JSON

{
  "hex": "#aa211f",
  "rgb": {
    "r": 170,
    "g": 33,
    "b": 31
  },
  "hsl": {
    "h": 0.863,
    "s": 69.154,
    "l": 39.412
  },
  "oklch": {
    "l": 0.48078,
    "c": 0.1731,
    "h": 27.3
  },
  "luminance": 0.09733
}

Semantic roles & 50–950 ramp

primary

#AA211F

secondary

#5EC5C7

accent

#E9EC3C

background

#FDF6F5

surface

#FBECE9

border

#D4C7C5

text

#150704

muted

#837A79

Preview Lab

Preview with #AA211F

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

Preview Lab → · Contrast checker → · Palette generator →