#A1191B#A1191B

#A1191B is a mid, vivid red. Relative luminance 0.084; OKLCH L 45.8% C 0.170 H 26.7°. Best body text is #FFFFFF at 7.86:1 contrast (WCAG AA passes).

Color values

HEX	#A1191B
RGB	rgb(161, 25, 27)
HSL	hsl(359, 73%, 36%)
HSV	hsv(359, 84%, 63%)
CMYK	cmyk(0%, 84.5%, 83.2%, 36.9%)
CIE-LAB	lab(34.71, 53.09, 36.05)
CIE-LCH	lch(34.71, 64.17, 34.17°)
OKLab	oklab(45.77% 0.152 0.0766)
OKLCH	oklch(45.77% 0.17 26.7)
XYZ	xyz(15.2453, 8.3540, 1.8465)
Luminance	0.0835 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A1191B #19A19F

analogous

#A1195F #A1191B #A15B19

triadic

#A1191B #1BA119 #191BA1

tetradic

#A1191B #5FA119 #19A19F #5B19A1

square

#A1191B #5FA119 #19A19F #5B19A1

split-complementary

#A1191B #19A15B #195FA1

monochromatic

#370909 #6C1112 #A1191B #D62124 #E45053

Accessibility & contrast

On white

7.86

#A1191B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.67

#A1191B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A1191B

7.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A1191B	#FFFFFF	#000000	##FFFFFF
##A1191B	1.00	7.86	2.67	7.86
#FFFFFF	7.86	1.00	21.00	1.00
#000000	2.67	21.00	1.00	21.00
##FFFFFF	7.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#473F19

Deuteranopia (green-blind)

#675C14

Tritanopia (blue-blind)

#B2001C

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #a1191b;
/* rgb */ color: rgb(161, 25, 27);
/* oklch */ color: oklch(45.8% 0.170 26.7);

Tailwind

colors: {
  custom: {
    50: '#c66658',
    500: '#a1191b',
    950: '#000000',
  },
}

SCSS

$custom: #a1191b;
$custom-light: #c66658;
$custom-dark: #000000;

JSON

{
  "hex": "#a1191b",
  "rgb": {
    "r": 161,
    "g": 25,
    "b": 27
  },
  "hsl": {
    "h": 359.118,
    "s": 73.118,
    "l": 36.471
  },
  "oklch": {
    "l": 0.4577,
    "c": 0.17025,
    "h": 26.7
  },
  "luminance": 0.08351
}

Semantic roles & 50–950 ramp

primary

#A1191B

secondary

#4FC6C5

accent

#F0ED38

background

#FDF6F5

surface

#FAEBE9

border

#D3C6C5

text

#150703

muted

#837A78

Preview Lab

Preview with #A1191B

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

Preview Lab → · Contrast checker → · Palette generator →