#A1182B#A1182B

#A1182B is a mid, vivid red. Relative luminance 0.084; OKLCH L 45.9% C 0.169 H 21.0°. Best body text is #FFFFFF at 7.83:1 contrast (WCAG AA passes).

Color values

HEX	#A1182B
RGB	rgb(161, 24, 43)
HSL	hsl(352, 74%, 36%)
HSV	hsv(352, 85%, 63%)
CMYK	cmyk(0%, 85.1%, 73.3%, 36.9%)
CIE-LAB	lab(34.82, 53.91, 26.59)
CIE-LCH	lch(34.82, 60.11, 26.25°)
OKLab	oklab(45.91% 0.1582 0.0607)
OKLCH	oklch(45.91% 0.169 21)
XYZ	xyz(15.4625, 8.4072, 3.0936)
Luminance	0.0840 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A1182B #18A18E

analogous

#A11870 #A1182B #A14A18

triadic

#A1182B #2BA118 #182BA1

tetradic

#A1182B #70A118 #18A18E #4A18A1

square

#A1182B #70A118 #18A18E #4A18A1

split-complementary

#A1182B #18A14A #1870A1

monochromatic

#36080F #6C101D #A1182B #D62039 #E54F63

Accessibility & contrast

On white

7.83

#A1182B on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.68

#A1182B on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A1182B

7.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A1182B	#FFFFFF	#000000	##FFFFFF
##A1182B	1.00	7.83	2.68	7.83
#FFFFFF	7.83	1.00	21.00	1.00
#000000	2.68	21.00	1.00	21.00
##FFFFFF	7.83	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#453F2A

Deuteranopia (green-blind)

#665C26

Tritanopia (blue-blind)

#B20021

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #a1182b;
/* rgb */ color: rgb(161, 24, 43);
/* oklch */ color: oklch(45.9% 0.169 21.0);

Tailwind

colors: {
  custom: {
    50: '#c56664',
    500: '#a1182b',
    950: '#000000',
  },
}

SCSS

$custom: #a1182b;
$custom-light: #c56664;
$custom-dark: #000000;

JSON

{
  "hex": "#a1182b",
  "rgb": {
    "r": 161,
    "g": 24,
    "b": 43
  },
  "hsl": {
    "h": 351.679,
    "s": 74.054,
    "l": 36.275
  },
  "oklch": {
    "l": 0.45911,
    "c": 0.16947,
    "h": 21
  },
  "luminance": 0.08405
}

Semantic roles & 50–950 ramp

primary

#A1182B

secondary

#4EC7B6

accent

#F1D737

background

#FDF6F5

surface

#FAEBEA

border

#D3C6C6

text

#140705

muted

#837A79

Preview Lab

Preview with #A1182B

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

Preview Lab → · Contrast checker → · Palette generator →