#AD4A39#AD4A39

#AD4A39 is a mid, vivid red. Relative luminance 0.141; OKLCH L 53.5% C 0.134 H 31.7°. Best body text is #FFFFFF at 5.50:1 contrast (WCAG AA passes).

Color values

HEX	#AD4A39
RGB	rgb(173, 74, 57)
HSL	hsl(9, 50%, 45%)
HSV	hsv(9, 67%, 68%)
CMYK	cmyk(0%, 57.2%, 67.1%, 32.2%)
CIE-LAB	lab(44.35, 39.36, 30.06)
CIE-LCH	lch(44.35, 49.53, 37.37°)
OKLab	oklab(53.52% 0.1138 0.0702)
OKLCH	oklch(53.52% 0.134 31.7)
XYZ	xyz(20.4228, 14.0798, 5.5123)
Luminance	0.1408 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AD4A39 #399CAD

analogous

#AD3962 #AD4A39 #AD8439

triadic

#AD4A39 #39AD4A #4A39AD

tetradic

#AD4A39 #62AD39 #399CAD #8439AD

square

#AD4A39 #62AD39 #399CAD #8439AD

split-complementary

#AD4A39 #39AD84 #3962AD

monochromatic

#51231B #7F362A #AD4A39 #C96B5A #D89488

Accessibility & contrast

On white

5.50

#AD4A39 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.82

#AD4A39 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AD4A39

5.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AD4A39	#FFFFFF	#000000	##FFFFFF
##AD4A39	1.00	5.50	3.82	5.50
#FFFFFF	5.50	1.00	21.00	1.00
#000000	3.82	21.00	1.00	21.00
##FFFFFF	5.50	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#645B37

Deuteranopia (green-blind)

#7C7137

Tritanopia (blue-blind)

#BE3646

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #ad4a39;
/* rgb */ color: rgb(173, 74, 57);
/* oklch */ color: oklch(53.5% 0.134 31.7);

Tailwind

colors: {
  custom: {
    50: '#cc8070',
    500: '#ad4a39',
    950: '#000000',
  },
}

SCSS

$custom: #ad4a39;
$custom-light: #cc8070;
$custom-dark: #000000;

JSON

{
  "hex": "#ad4a39",
  "rgb": {
    "r": 173,
    "g": 74,
    "b": 57
  },
  "hsl": {
    "h": 8.793,
    "s": 50.435,
    "l": 45.098
  },
  "oklch": {
    "l": 0.53519,
    "c": 0.13366,
    "h": 31.7
  },
  "luminance": 0.14077
}

Semantic roles & 50–950 ramp

primary

#AD4A39

secondary

#80B8C2

accent

#C5DA4E

background

#FDF7F6

surface

#FAEEEC

border

#D3C9C7

text

#150A07

muted

#837C7A

Preview Lab

Preview with #AD4A39

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

Preview Lab → · Contrast checker → · Palette generator →