#AD4040#AD4040

#AD4040 is a mid, vivid red. Relative luminance 0.129; OKLCH L 52.3% C 0.143 H 23.5°. Best body text is #FFFFFF at 5.86:1 contrast (WCAG AA passes).

Color values

HEX	#AD4040
RGB	rgb(173, 64, 64)
HSL	hsl(0, 46%, 46%)
HSV	hsv(0, 63%, 68%)
CMYK	cmyk(0%, 63%, 63%, 32.2%)
CIE-LAB	lab(42.65, 44.57, 23.80)
CIE-LCH	lch(42.65, 50.53, 28.10°)
OKLab	oklab(52.27% 0.1314 0.057)
OKLCH	oklch(52.27% 0.143 23.5)
XYZ	xyz(19.9943, 12.9239, 6.2912)
Luminance	0.1292 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AD4040 #40ADAD

analogous

#AD4077 #AD4040 #AD7740

triadic

#AD4040 #40AD40 #4040AD

tetradic

#AD4040 #77AD40 #40ADAD #7740AD

square

#AD4040 #77AD40 #40ADAD #7740AD

split-complementary

#AD4040 #40AD77 #4077AD

monochromatic

#541F1F #802F2F #AD4040 #C66464 #D69191

Accessibility & contrast

On white

5.86

#AD4040 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.58

#AD4040 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AD4040

5.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AD4040	#FFFFFF	#000000	##FFFFFF
##AD4040	1.00	5.86	3.58	5.86
#FFFFFF	5.86	1.00	21.00	1.00
#000000	3.58	21.00	1.00	21.00
##FFFFFF	5.86	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5C563F

Deuteranopia (green-blind)

#776D3D

Tritanopia (blue-blind)

#BD2941

Achromatopsia (no color)

#656565

Design tokens & code

CSS

--color: #ad4040;
/* rgb */ color: rgb(173, 64, 64);
/* oklch */ color: oklch(52.3% 0.143 23.5);

Tailwind

colors: {
  custom: {
    50: '#cc7a75',
    500: '#ad4040',
    950: '#000000',
  },
}

SCSS

$custom: #ad4040;
$custom-light: #cc7a75;
$custom-dark: #000000;

JSON

{
  "hex": "#ad4040",
  "rgb": {
    "r": 173,
    "g": 64,
    "b": 64
  },
  "hsl": {
    "h": 0,
    "s": 45.992,
    "l": 46.471
  },
  "oklch": {
    "l": 0.52274,
    "c": 0.14326,
    "h": 23.5
  },
  "luminance": 0.12921
}

Semantic roles & 50–950 ramp

primary

#AD4040

secondary

#87C2C2

accent

#D6D652

background

#FDF7F7

surface

#FAEEED

border

#D3C9C8

text

#150908

muted

#837B7B

Preview Lab

Preview with #AD4040

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

Preview Lab → · Contrast checker → · Palette generator →