#AD4640#AD4640

#AD4640 is a mid, vivid red. Relative luminance 0.136; OKLCH L 53.1% C 0.137 H 26.1°. Best body text is #FFFFFF at 5.63:1 contrast (WCAG AA passes).

Color values

HEX	#AD4640
RGB	rgb(173, 70, 64)
HSL	hsl(3, 46%, 46%)
HSV	hsv(3, 63%, 68%)
CMYK	cmyk(0%, 59.5%, 63%, 32.2%)
CIE-LAB	lab(43.71, 41.76, 25.14)
CIE-LCH	lch(43.71, 48.75, 31.05°)
OKLab	oklab(53.07% 0.1226 0.0601)
OKLCH	oklch(53.07% 0.137 26.1)
XYZ	xyz(20.3510, 13.6373, 6.4101)
Luminance	0.1363 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AD4640 #40A7AD

analogous

#AD4071 #AD4640 #AD7D40

triadic

#AD4640 #40AD46 #4640AD

tetradic

#AD4640 #71AD40 #40A7AD #7D40AD

square

#AD4640 #71AD40 #40A7AD #7D40AD

split-complementary

#AD4640 #40AD7D #4071AD

monochromatic

#54221F #80342F #AD4640 #C66A64 #D69591

Accessibility & contrast

On white

5.63

#AD4640 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.73

#AD4640 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AD4640

5.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AD4640	#FFFFFF	#000000	##FFFFFF
##AD4640	1.00	5.63	3.73	5.63
#FFFFFF	5.63	1.00	21.00	1.00
#000000	3.73	21.00	1.00	21.00
##FFFFFF	5.63	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#605A3F

Deuteranopia (green-blind)

#7A703D

Tritanopia (blue-blind)

#BD3245

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #ad4640;
/* rgb */ color: rgb(173, 70, 64);
/* oklch */ color: oklch(53.1% 0.137 26.1);

Tailwind

colors: {
  custom: {
    50: '#cb7d75',
    500: '#ad4640',
    950: '#000000',
  },
}

SCSS

$custom: #ad4640;
$custom-light: #cb7d75;
$custom-dark: #000000;

JSON

{
  "hex": "#ad4640",
  "rgb": {
    "r": 173,
    "g": 70,
    "b": 64
  },
  "hsl": {
    "h": 3.303,
    "s": 45.992,
    "l": 46.471
  },
  "oklch": {
    "l": 0.53071,
    "c": 0.1365,
    "h": 26.1
  },
  "luminance": 0.13635
}

Semantic roles & 50–950 ramp

primary

#AD4640

secondary

#87BEC2

accent

#CED652

background

#FDF7F7

surface

#FAEEED

border

#D3C9C8

text

#140A08

muted

#837C7B

Preview Lab

Preview with #AD4640

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

Preview Lab → · Contrast checker → · Palette generator →