#A1291B#A1291B

#A1291B is a mid, vivid red. Relative luminance 0.092; OKLCH L 47.1% C 0.159 H 30.4°. Best body text is #FFFFFF at 7.37:1 contrast (WCAG AA passes).

Color values

HEX	#A1291B
RGB	rgb(161, 41, 27)
HSL	hsl(6, 71%, 37%)
HSV	hsv(6, 83%, 63%)
CMYK	cmyk(0%, 74.5%, 83.2%, 36.9%)
CIE-LAB	lab(36.45, 48.20, 37.71)
CIE-LCH	lch(36.45, 61.20, 38.03°)
OKLab	oklab(47.07% 0.1367 0.0803)
OKLCH	oklch(47.07% 0.159 30.4)
XYZ	xyz(15.6906, 9.2445, 1.9949)
Luminance	0.0924 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A1291B #1B93A1

analogous

#A11B50 #A1291B #A16C1B

triadic

#A1291B #1BA129 #291BA1

tetradic

#A1291B #50A11B #1B93A1 #6C1BA1

square

#A1291B #50A11B #1B93A1 #6C1BA1

split-complementary

#A1291B #1BA16C #1B50A1

monochromatic

#380E09 #6D1C12 #A1291B #D53624 #E26354

Accessibility & contrast

On white

7.37

#A1291B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.85

#A1291B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A1291B

7.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A1291B	#FFFFFF	#000000	##FFFFFF
##A1291B	1.00	7.37	2.85	7.37
#FFFFFF	7.37	1.00	21.00	1.00
#000000	2.85	21.00	1.00	21.00
##FFFFFF	7.37	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4E4518

Deuteranopia (green-blind)

#6B5F15

Tritanopia (blue-blind)

#B20027

Achromatopsia (no color)

#565656

Design tokens & code

CSS

--color: #a1291b;
/* rgb */ color: rgb(161, 41, 27);
/* oklch */ color: oklch(47.1% 0.159 30.4);

Tailwind

colors: {
  custom: {
    50: '#c66c59',
    500: '#a1291b',
    950: '#000000',
  },
}

SCSS

$custom: #a1291b;
$custom-light: #c66c59;
$custom-dark: #000000;

JSON

{
  "hex": "#a1291b",
  "rgb": {
    "r": 161,
    "g": 41,
    "b": 27
  },
  "hsl": {
    "h": 6.269,
    "s": 71.277,
    "l": 36.863
  },
  "oklch": {
    "l": 0.47066,
    "c": 0.15856,
    "h": 30.4
  },
  "luminance": 0.09242
}

Semantic roles & 50–950 ramp

primary

#A1291B

secondary

#52B9C5

accent

#DBEE3A

background

#FDF6F5

surface

#FAECE9

border

#D3C7C5

text

#150703

muted

#837A78

Preview Lab

Preview with #A1291B

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

Preview Lab → · Contrast checker → · Palette generator →