#A1172F#A1172F

#A1172F is a mid, vivid red. Relative luminance 0.084; OKLCH L 45.9% C 0.170 H 19.2°. Best body text is #FFFFFF at 7.84:1 contrast (WCAG AA passes).

Color values

HEX	#A1172F
RGB	rgb(161, 23, 47)
HSL	hsl(350, 75%, 36%)
HSV	hsv(350, 86%, 63%)
CMYK	cmyk(0%, 85.7%, 70.8%, 36.9%)
CIE-LAB	lab(34.80, 54.33, 24.04)
CIE-LCH	lch(34.80, 59.41, 23.87°)
OKLab	oklab(45.92% 0.1605 0.0558)
OKLCH	oklch(45.92% 0.17 19.2)
XYZ	xyz(15.5192, 8.3976, 3.4925)
Luminance	0.0839 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A1172F #17A189

analogous

#A11774 #A1172F #A14417

triadic

#A1172F #2FA117 #172FA1

tetradic

#A1172F #74A117 #17A189 #4417A1

square

#A1172F #74A117 #17A189 #4417A1

split-complementary

#A1172F #17A144 #1774A1

monochromatic

#360810 #6B0F1F #A1172F #D71F3F #E64D67

Accessibility & contrast

On white

7.84

#A1172F on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.68

#A1172F on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A1172F

7.84:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A1172F	#FFFFFF	#000000	##FFFFFF
##A1172F	1.00	7.84	2.68	7.84
#FFFFFF	7.84	1.00	21.00	1.00
#000000	2.68	21.00	1.00	21.00
##FFFFFF	7.84	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#443F2F

Deuteranopia (green-blind)

#665C2B

Tritanopia (blue-blind)

#B10022

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #a1172f;
/* rgb */ color: rgb(161, 23, 47);
/* oklch */ color: oklch(45.9% 0.170 19.2);

Tailwind

colors: {
  custom: {
    50: '#c56667',
    500: '#a1172f',
    950: '#000000',
  },
}

SCSS

$custom: #a1172f;
$custom-light: #c56667;
$custom-dark: #000000;

JSON

{
  "hex": "#a1172f",
  "rgb": {
    "r": 161,
    "g": 23,
    "b": 47
  },
  "hsl": {
    "h": 349.565,
    "s": 75,
    "l": 36.078
  },
  "oklch": {
    "l": 0.45916,
    "c": 0.16992,
    "h": 19.2
  },
  "luminance": 0.08395
}

Semantic roles & 50–950 ramp

primary

#A1172F

secondary

#4CC7B2

accent

#F2D136

background

#FDF6F6

surface

#FAEBEB

border

#D3C6C6

text

#140706

muted

#837A7A

Preview Lab

Preview with #A1172F

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

Preview Lab → · Contrast checker → · Palette generator →