#AA271F#AA271F

#AA271F is a mid, vivid red. Relative luminance 0.101; OKLCH L 48.6% C 0.169 H 28.6°. Best body text is #FFFFFF at 6.96:1 contrast (WCAG AA passes).

Color values

HEX	#AA271F
RGB	rgb(170, 39, 31)
HSL	hsl(3, 69%, 39%)
HSV	hsv(3, 82%, 67%)
CMYK	cmyk(0%, 77.1%, 81.8%, 33.3%)
CIE-LAB	lab(38.02, 51.89, 37.68)
CIE-LCH	lch(38.02, 64.13, 35.99°)
OKLab	oklab(48.57% 0.148 0.0808)
OKLCH	oklch(48.57% 0.169 28.6)
XYZ	xyz(17.5525, 10.0988, 2.3211)
Luminance	0.1010 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AA271F #1FA2AA

analogous

#AA1F5D #AA271F #AA6D1F

triadic

#AA271F #1FAA27 #271FAA

tetradic

#AA271F #5DAA1F #1FA2AA #6D1FAA

square

#AA271F #5DAA1F #1FA2AA #6D1FAA

split-complementary

#AA271F #1FAA6D #1F5DAA

monochromatic

#420F0C #761B16 #AA271F #D9372D #E26961

Accessibility & contrast

On white

6.96

#AA271F on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.02

#AA271F on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AA271F

6.96:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AA271F	#FFFFFF	#000000	##FFFFFF
##AA271F	1.00	6.96	3.02	6.96
#FFFFFF	6.96	1.00	21.00	1.00
#000000	3.02	21.00	1.00	21.00
##FFFFFF	6.96	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#50471C

Deuteranopia (green-blind)

#706418

Tritanopia (blue-blind)

#BC0027

Achromatopsia (no color)

#595959

Design tokens & code

CSS

--color: #aa271f;
/* rgb */ color: rgb(170, 39, 31);
/* oklch */ color: oklch(48.6% 0.169 28.6);

Tailwind

colors: {
  custom: {
    50: '#cd6d5c',
    500: '#aa271f',
    950: '#000000',
  },
}

SCSS

$custom: #aa271f;
$custom-light: #cd6d5c;
$custom-dark: #000000;

JSON

{
  "hex": "#aa271f",
  "rgb": {
    "r": 170,
    "g": 39,
    "b": 31
  },
  "hsl": {
    "h": 3.453,
    "s": 69.154,
    "l": 39.412
  },
  "oklch": {
    "l": 0.48566,
    "c": 0.16866,
    "h": 28.6
  },
  "luminance": 0.10096
}

Semantic roles & 50–950 ramp

primary

#AA271F

secondary

#5EC1C7

accent

#E2EC3C

background

#FDF6F5

surface

#FBECE9

border

#D4C7C5

text

#150804

muted

#837B79

Preview Lab

Preview with #AA271F

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

Preview Lab → · Contrast checker → · Palette generator →