#A82137#A82137

#A82137 is a mid, vivid red. Relative luminance 0.097; OKLCH L 48.0% C 0.169 H 18.2°. Best body text is #FFFFFF at 7.15:1 contrast (WCAG AA passes).

Color values

HEX	#A82137
RGB	rgb(168, 33, 55)
HSL	hsl(350, 67%, 39%)
HSV	hsv(350, 80%, 66%)
CMYK	cmyk(0%, 80.4%, 67.3%, 34.1%)
CIE-LAB	lab(37.28, 54.15, 22.37)
CIE-LCH	lch(37.28, 58.59, 22.44°)
OKLab	oklab(48.05% 0.1608 0.0529)
OKLCH	oklch(48.05% 0.169 18.2)
XYZ	xyz(17.3838, 9.6911, 4.5689)
Luminance	0.0969 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A82137 #21A892

analogous

#A8217B #A82137 #A84F21

triadic

#A82137 #37A821 #2137A8

tetradic

#A82137 #7BA821 #21A892 #4F21A8

square

#A82137 #7BA821 #21A892 #4F21A8

split-complementary

#A82137 #21A84F #217BA8

monochromatic

#420D16 #751726 #A82137 #D6304B #E06377

Accessibility & contrast

On white

7.15

#A82137 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.94

#A82137 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A82137

7.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A82137	#FFFFFF	#000000	##FFFFFF
##A82137	1.00	7.15	2.94	7.15
#FFFFFF	7.15	1.00	21.00	1.00
#000000	2.94	21.00	1.00	21.00
##FFFFFF	7.15	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#4A4637

Deuteranopia (green-blind)

#6B6233

Tritanopia (blue-blind)

#B9002B

Achromatopsia (no color)

#585858

Design tokens & code

CSS

--color: #a82137;
/* rgb */ color: rgb(168, 33, 55);
/* oklch */ color: oklch(48.0% 0.169 18.2);

Tailwind

colors: {
  custom: {
    50: '#ca6a6d',
    500: '#a82137',
    950: '#000000',
  },
}

SCSS

$custom: #a82137;
$custom-light: #ca6a6d;
$custom-dark: #000000;

JSON

{
  "hex": "#a82137",
  "rgb": {
    "r": 168,
    "g": 33,
    "b": 55
  },
  "hsl": {
    "h": 350.222,
    "s": 67.164,
    "l": 39.412
  },
  "oklch": {
    "l": 0.4805,
    "c": 0.16924,
    "h": 18.2
  },
  "luminance": 0.09688
}

Semantic roles & 50–950 ramp

primary

#A82137

secondary

#5FC5B5

accent

#EACE3E

background

#FDF6F6

surface

#FAECEB

border

#D3C7C6

text

#150707

muted

#837A7A

Preview Lab

Preview with #A82137

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

Preview Lab → · Contrast checker → · Palette generator →