#A11536#A11536

#A11536 is a mid, vivid red. Relative luminance 0.084; OKLCH L 45.9% C 0.171 H 15.8°. Best body text is #FFFFFF at 7.85:1 contrast (WCAG AA passes).

Color values

HEX	#A11536
RGB	rgb(161, 21, 54)
HSL	hsl(346, 77%, 36%)
HSV	hsv(346, 87%, 63%)
CMYK	cmyk(0%, 87%, 66.5%, 36.9%)
CIE-LAB	lab(34.77, 55.13, 19.50)
CIE-LCH	lch(34.77, 58.48, 19.48°)
OKLab	oklab(45.93% 0.1647 0.0466)
OKLCH	oklch(45.93% 0.171 15.8)
XYZ	xyz(15.6337, 8.3822, 4.2841)
Luminance	0.0838 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A11536 #15A180

analogous

#A1157C #A11536 #A13A15

triadic

#A11536 #36A115 #1536A1

tetradic

#A11536 #7CA115 #15A180 #3A15A1

square

#A11536 #7CA115 #15A180 #3A15A1

split-complementary

#A11536 #15A13A #157CA1

monochromatic

#350712 #6B0E24 #A11536 #D71C48 #E7496E

Accessibility & contrast

On white

7.85

#A11536 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.68

#A11536 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A11536

7.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A11536	#FFFFFF	#000000	##FFFFFF
##A11536	1.00	7.85	2.68	7.85
#FFFFFF	7.85	1.00	21.00	1.00
#000000	2.68	21.00	1.00	21.00
##FFFFFF	7.85	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#423F36

Deuteranopia (green-blind)

#655C32

Tritanopia (blue-blind)

#B10025

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #a11536;
/* rgb */ color: rgb(161, 21, 54);
/* oklch */ color: oklch(45.9% 0.171 15.8);

Tailwind

colors: {
  custom: {
    50: '#c5656c',
    500: '#a11536',
    950: '#000000',
  },
}

SCSS

$custom: #a11536;
$custom-light: #c5656c;
$custom-dark: #000000;

JSON

{
  "hex": "#a11536",
  "rgb": {
    "r": 161,
    "g": 21,
    "b": 54
  },
  "hsl": {
    "h": 345.857,
    "s": 76.923,
    "l": 35.686
  },
  "oklch": {
    "l": 0.45933,
    "c": 0.17116,
    "h": 15.8
  },
  "luminance": 0.0838
}

Semantic roles & 50–950 ramp

primary

#A11536

secondary

#49C8AB

accent

#F3C634

background

#FDF6F6

surface

#FAEBEB

border

#D3C6C6

text

#140707

muted

#837A7A

Preview Lab

Preview with #A11536

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

Preview Lab → · Contrast checker → · Palette generator →