#AD4437#AD4437

#AD4437 is a mid, vivid red. Relative luminance 0.133; OKLCH L 52.6% C 0.140 H 29.6°. Best body text is #FFFFFF at 5.74:1 contrast (WCAG AA passes).

Color values

HEX	#AD4437
RGB	rgb(173, 68, 55)
HSL	hsl(7, 52%, 45%)
HSV	hsv(7, 68%, 68%)
CMYK	cmyk(0%, 60.7%, 68.2%, 32.2%)
CIE-LAB	lab(43.21, 42.15, 29.86)
CIE-LCH	lch(43.21, 51.66, 35.31°)
OKLab	oklab(52.65% 0.1221 0.0694)
OKLCH	oklch(52.65% 0.14 29.6)
XYZ	xyz(19.9923, 13.2970, 5.1275)
Luminance	0.1329 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AD4437 #37A0AD

analogous

#AD3765 #AD4437 #AD7F37

triadic

#AD4437 #37AD44 #4437AD

tetradic

#AD4437 #65AD37 #37A0AD #7F37AD

square

#AD4437 #65AD37 #37A0AD #7F37AD

split-complementary

#AD4437 #37AD7F #3765AD

monochromatic

#501F19 #7F3228 #AD4437 #CA6457 #D88F86

Accessibility & contrast

On white

5.74

#AD4437 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.66

#AD4437 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AD4437

5.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AD4437	#FFFFFF	#000000	##FFFFFF
##AD4437	1.00	5.74	3.66	5.74
#FFFFFF	5.74	1.00	21.00	1.00
#000000	3.66	21.00	1.00	21.00
##FFFFFF	5.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#605835

Deuteranopia (green-blind)

#7A6F34

Tritanopia (blue-blind)

#BE2D41

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #ad4437;
/* rgb */ color: rgb(173, 68, 55);
/* oklch */ color: oklch(52.6% 0.140 29.6);

Tailwind

colors: {
  custom: {
    50: '#cc7c6e',
    500: '#ad4437',
    950: '#000000',
  },
}

SCSS

$custom: #ad4437;
$custom-light: #cc7c6e;
$custom-dark: #000000;

JSON

{
  "hex": "#ad4437",
  "rgb": {
    "r": 173,
    "g": 68,
    "b": 55
  },
  "hsl": {
    "h": 6.61,
    "s": 51.754,
    "l": 44.706
  },
  "oklch": {
    "l": 0.52649,
    "c": 0.14044,
    "h": 29.6
  },
  "luminance": 0.13294
}

Semantic roles & 50–950 ramp

primary

#AD4437

secondary

#7DBBC2

accent

#CBDB4D

background

#FDF7F6

surface

#FAEEEC

border

#D3C9C7

text

#150A07

muted

#837C7A

Preview Lab

Preview with #AD4437

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

Preview Lab → · Contrast checker → · Palette generator →