#A11E37#A11E37

#A11E37 is a mid, vivid red. Relative luminance 0.088; OKLCH L 46.5% C 0.165 H 16.8°. Best body text is #FFFFFF at 7.62:1 contrast (WCAG AA passes).

Color values

HEX	#A11E37
RGB	rgb(161, 30, 55)
HSL	hsl(349, 69%, 37%)
HSV	hsv(349, 81%, 63%)
CMYK	cmyk(0%, 81.4%, 65.8%, 36.9%)
CIE-LAB	lab(35.56, 52.97, 19.89)
CIE-LCH	lch(35.56, 56.58, 20.58°)
OKLab	oklab(46.53% 0.1579 0.0476)
OKLCH	oklch(46.53% 0.165 16.8)
XYZ	xyz(15.8535, 8.7839, 4.4744)
Luminance	0.0878 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A11E37 #1EA188

analogous

#A11E78 #A11E37 #A1471E

triadic

#A11E37 #37A11E #1E37A1

tetradic

#A11E37 #78A11E #1EA188 #471EA1

square

#A11E37 #78A11E #1EA188 #471EA1

split-complementary

#A11E37 #1EA147 #1E78A1

monochromatic

#3A0B14 #6D1425 #A11E37 #D52849 #E05973

Accessibility & contrast

On white

7.62

#A11E37 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.76

#A11E37 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A11E37

7.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A11E37	#FFFFFF	#000000	##FFFFFF
##A11E37	1.00	7.62	2.76	7.62
#FFFFFF	7.62	1.00	21.00	1.00
#000000	2.76	21.00	1.00	21.00
##FFFFFF	7.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#454237

Deuteranopia (green-blind)

#665D33

Tritanopia (blue-blind)

#B10029

Achromatopsia (no color)

#545454

Design tokens & code

CSS

--color: #a11e37;
/* rgb */ color: rgb(161, 30, 55);
/* oklch */ color: oklch(46.5% 0.165 16.8);

Tailwind

colors: {
  custom: {
    50: '#c4686d',
    500: '#a11e37',
    950: '#000000',
  },
}

SCSS

$custom: #a11e37;
$custom-light: #c4686d;
$custom-dark: #000000;

JSON

{
  "hex": "#a11e37",
  "rgb": {
    "r": 161,
    "g": 30,
    "b": 55
  },
  "hsl": {
    "h": 348.55,
    "s": 68.586,
    "l": 37.451
  },
  "oklch": {
    "l": 0.46528,
    "c": 0.16495,
    "h": 16.8
  },
  "luminance": 0.08781
}

Semantic roles & 50–950 ramp

primary

#A11E37

secondary

#57C4AF

accent

#EBCA3C

background

#FDF6F6

surface

#FAEBEB

border

#D3C6C6

text

#140707

muted

#837A7A

Preview Lab

Preview with #A11E37

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

Preview Lab → · Contrast checker → · Palette generator →