#AD4739#AD4739

#AD4739 is a mid, vivid red. Relative luminance 0.137; OKLCH L 53.1% C 0.137 H 30.1°. Best body text is #FFFFFF at 5.62:1 contrast (WCAG AA passes).

Color values

HEX	#AD4739
RGB	rgb(173, 71, 57)
HSL	hsl(7, 50%, 45%)
HSV	hsv(7, 67%, 68%)
CMYK	cmyk(0%, 59%, 67.1%, 32.2%)
CIE-LAB	lab(43.78, 40.83, 29.38)
CIE-LCH	lch(43.78, 50.30, 35.74°)
OKLab	oklab(53.09% 0.1184 0.0687)
OKLCH	oklch(53.09% 0.137 30.1)
XYZ	xyz(20.2273, 13.6888, 5.4472)
Luminance	0.1369 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AD4739 #399FAD

analogous

#AD3965 #AD4739 #AD8139

triadic

#AD4739 #39AD47 #4739AD

tetradic

#AD4739 #65AD39 #399FAD #8139AD

square

#AD4739 #65AD39 #399FAD #8139AD

split-complementary

#AD4739 #39AD81 #3965AD

monochromatic

#51211B #7F342A #AD4739 #C9685A #D89288

Accessibility & contrast

On white

5.62

#AD4739 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.74

#AD4739 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AD4739

5.62:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AD4739	#FFFFFF	#000000	##FFFFFF
##AD4739	1.00	5.62	3.74	5.62
#FFFFFF	5.62	1.00	21.00	1.00
#000000	3.74	21.00	1.00	21.00
##FFFFFF	5.62	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#625A37

Deuteranopia (green-blind)

#7B7036

Tritanopia (blue-blind)

#BE3244

Achromatopsia (no color)

#676767

Design tokens & code

CSS

--color: #ad4739;
/* rgb */ color: rgb(173, 71, 57);
/* oklch */ color: oklch(53.1% 0.137 30.1);

Tailwind

colors: {
  custom: {
    50: '#cc7e70',
    500: '#ad4739',
    950: '#000000',
  },
}

SCSS

$custom: #ad4739;
$custom-light: #cc7e70;
$custom-dark: #000000;

JSON

{
  "hex": "#ad4739",
  "rgb": {
    "r": 173,
    "g": 71,
    "b": 57
  },
  "hsl": {
    "h": 7.241,
    "s": 50.435,
    "l": 45.098
  },
  "oklch": {
    "l": 0.53093,
    "c": 0.13683,
    "h": 30.1
  },
  "luminance": 0.13686
}

Semantic roles & 50–950 ramp

primary

#AD4739

secondary

#80BAC2

accent

#C9DA4E

background

#FDF7F6

surface

#FAEEEC

border

#D3C9C7

text

#150A07

muted

#837C7A

Preview Lab

Preview with #AD4739

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

Preview Lab → · Contrast checker → · Palette generator →