#AD4A37#AD4A37

#AD4A37 is a mid, vivid red. Relative luminance 0.141; OKLCH L 53.5% C 0.134 H 32.6°. Best body text is #FFFFFF at 5.51:1 contrast (WCAG AA passes).

Color values

HEX	#AD4A37
RGB	rgb(173, 74, 55)
HSL	hsl(10, 52%, 45%)
HSV	hsv(10, 68%, 68%)
CMYK	cmyk(0%, 57.2%, 68.2%, 32.2%)
CIE-LAB	lab(44.32, 39.24, 31.18)
CIE-LCH	lch(44.32, 50.12, 38.47°)
OKLab	oklab(53.49% 0.113 0.0723)
OKLCH	oklch(53.49% 0.134 32.6)
XYZ	xyz(20.3739, 14.0603, 5.2547)
Luminance	0.1406 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AD4A37 #379AAD

analogous

#AD375F #AD4A37 #AD8537

triadic

#AD4A37 #37AD4A #4A37AD

tetradic

#AD4A37 #5FAD37 #379AAD #8537AD

square

#AD4A37 #5FAD37 #379AAD #8537AD

split-complementary

#AD4A37 #37AD85 #375FAD

monochromatic

#502219 #7F3628 #AD4A37 #CA6A57 #D89386

Accessibility & contrast

On white

5.51

#AD4A37 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.81

#AD4A37 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AD4A37

5.51:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AD4A37	#FFFFFF	#000000	##FFFFFF
##AD4A37	1.00	5.51	3.81	5.51
#FFFFFF	5.51	1.00	21.00	1.00
#000000	3.81	21.00	1.00	21.00
##FFFFFF	5.51	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#645B35

Deuteranopia (green-blind)

#7D7135

Tritanopia (blue-blind)

#BE3646

Achromatopsia (no color)

#696969

Design tokens & code

CSS

--color: #ad4a37;
/* rgb */ color: rgb(173, 74, 55);
/* oklch */ color: oklch(53.5% 0.134 32.6);

Tailwind

colors: {
  custom: {
    50: '#cc806e',
    500: '#ad4a37',
    950: '#000000',
  },
}

SCSS

$custom: #ad4a37;
$custom-light: #cc806e;
$custom-dark: #000000;

JSON

{
  "hex": "#ad4a37",
  "rgb": {
    "r": 173,
    "g": 74,
    "b": 55
  },
  "hsl": {
    "h": 9.661,
    "s": 51.754,
    "l": 44.706
  },
  "oklch": {
    "l": 0.53489,
    "c": 0.13418,
    "h": 32.6
  },
  "luminance": 0.14058
}

Semantic roles & 50–950 ramp

primary

#AD4A37

secondary

#7DB7C2

accent

#C4DB4D

background

#FDF7F6

surface

#FAEEEC

border

#D3C9C7

text

#150A07

muted

#837C7A

Preview Lab

Preview with #AD4A37

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

Preview Lab → · Contrast checker → · Palette generator →