#A1172D#A1172D

#A1172D is a mid, vivid red. Relative luminance 0.084; OKLCH L 45.9% C 0.170 H 20.0°. Best body text is #FFFFFF at 7.85:1 contrast (WCAG AA passes).

Color values

HEX	#A1172D
RGB	rgb(161, 23, 45)
HSL	hsl(350, 75%, 36%)
HSV	hsv(350, 86%, 63%)
CMYK	cmyk(0%, 85.7%, 72%, 36.9%)
CIE-LAB	lab(34.77, 54.23, 25.27)
CIE-LCH	lch(34.77, 59.83, 24.98°)
OKLab	oklab(45.88% 0.1597 0.0582)
OKLCH	oklch(45.88% 0.17 20)
XYZ	xyz(15.4798, 8.3818, 3.2849)
Luminance	0.0838 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A1172D #17A18B

analogous

#A11772 #A1172D #A14617

triadic

#A1172D #2DA117 #172DA1

tetradic

#A1172D #72A117 #17A18B #4617A1

square

#A1172D #72A117 #17A18B #4617A1

split-complementary

#A1172D #17A146 #1772A1

monochromatic

#36080F #6B0F1E #A1172D #D71F3C #E64D65

Accessibility & contrast

On white

7.85

#A1172D on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.68

#A1172D on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A1172D

7.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A1172D	#FFFFFF	#000000	##FFFFFF
##A1172D	1.00	7.85	2.68	7.85
#FFFFFF	7.85	1.00	21.00	1.00
#000000	2.68	21.00	1.00	21.00
##FFFFFF	7.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#443F2D

Deuteranopia (green-blind)

#665C28

Tritanopia (blue-blind)

#B10021

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #a1172d;
/* rgb */ color: rgb(161, 23, 45);
/* oklch */ color: oklch(45.9% 0.170 20.0);

Tailwind

colors: {
  custom: {
    50: '#c56665',
    500: '#a1172d',
    950: '#000000',
  },
}

SCSS

$custom: #a1172d;
$custom-light: #c56665;
$custom-dark: #000000;

JSON

{
  "hex": "#a1172d",
  "rgb": {
    "r": 161,
    "g": 23,
    "b": 45
  },
  "hsl": {
    "h": 350.435,
    "s": 75,
    "l": 36.078
  },
  "oklch": {
    "l": 0.45883,
    "c": 0.16999,
    "h": 20
  },
  "luminance": 0.08379
}

Semantic roles & 50–950 ramp

primary

#A1172D

secondary

#4CC7B4

accent

#F2D436

background

#FDF6F6

surface

#FAEBEB

border

#D3C6C6

text

#140705

muted

#837A7A

Preview Lab

Preview with #A1172D

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

Preview Lab → · Contrast checker → · Palette generator →