#A11730#A11730

#A11730 is a mid, vivid red. Relative luminance 0.084; OKLCH L 45.9% C 0.170 H 18.7°. Best body text is #FFFFFF at 7.83:1 contrast (WCAG AA passes).

Color values

HEX	#A11730
RGB	rgb(161, 23, 48)
HSL	hsl(349, 75%, 36%)
HSV	hsv(349, 86%, 63%)
CMYK	cmyk(0%, 85.7%, 70.2%, 36.9%)
CIE-LAB	lab(34.81, 54.38, 23.42)
CIE-LCH	lch(34.81, 59.21, 23.30°)
OKLab	oklab(45.93% 0.1609 0.0546)
OKLCH	oklch(45.93% 0.17 18.7)
XYZ	xyz(15.5396, 8.4057, 3.6000)
Luminance	0.0840 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A11730 #17A188

analogous

#A11775 #A11730 #A14317

triadic

#A11730 #30A117 #1730A1

tetradic

#A11730 #75A117 #17A188 #4317A1

square

#A11730 #75A117 #17A188 #4317A1

split-complementary

#A11730 #17A143 #1775A1

monochromatic

#360810 #6B0F20 #A11730 #D71F40 #E64D69

Accessibility & contrast

On white

7.83

#A11730 on #FFFFFF

AA ✓AA large ✓AAA ✓

On black

2.68

#A11730 on #000000

AA ✗AA large ✗AAA ✗

Best text color

#FFFFFF on #A11730

7.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A11730	#FFFFFF	#000000	##FFFFFF
##A11730	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)

#443F30

Deuteranopia (green-blind)

#665C2C

Tritanopia (blue-blind)

#B10023

Achromatopsia (no color)

#525252

Design tokens & code

CSS

--color: #a11730;
/* rgb */ color: rgb(161, 23, 48);
/* oklch */ color: oklch(45.9% 0.170 18.7);

Tailwind

colors: {
  custom: {
    50: '#c56668',
    500: '#a11730',
    950: '#000000',
  },
}

SCSS

$custom: #a11730;
$custom-light: #c56668;
$custom-dark: #000000;

JSON

{
  "hex": "#a11730",
  "rgb": {
    "r": 161,
    "g": 23,
    "b": 48
  },
  "hsl": {
    "h": 349.13,
    "s": 75,
    "l": 36.078
  },
  "oklch": {
    "l": 0.45934,
    "c": 0.1699,
    "h": 18.7
  },
  "luminance": 0.08403
}

Semantic roles & 50–950 ramp

primary

#A11730

secondary

#4CC7B1

accent

#F2D036

background

#FDF6F6

surface

#FAEBEB

border

#D3C6C6

text

#140706

muted

#837A7A

Preview Lab

Preview with #A11730

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

Preview Lab → · Contrast checker → · Palette generator →