#AD372D#AD372D

#AD372D is a mid, vivid red. Relative luminance 0.118; OKLCH L 50.9% C 0.156 H 28.6°. Best body text is #FFFFFF at 6.25:1 contrast (WCAG AA passes).

Color values

HEX	#AD372D
RGB	rgb(173, 55, 45)
HSL	hsl(5, 59%, 43%)
HSV	hsv(5, 74%, 68%)
CMYK	cmyk(0%, 68.2%, 74%, 32.2%)
CIE-LAB	lab(40.91, 47.44, 33.01)
CIE-LCH	lch(40.91, 57.79, 34.83°)
OKLab	oklab(50.88% 0.1366 0.0745)
OKLCH	oklch(50.88% 0.156 28.6)
XYZ	xyz(19.0755, 11.8089, 3.7570)
Luminance	0.1181 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AD372D #2DA3AD

analogous

#AD2D63 #AD372D #AD772D

triadic

#AD372D #2DAD37 #372DAD

tetradic

#AD372D #63AD2D #2DA3AD #772DAD

square

#AD372D #63AD2D #2DA3AD #772DAD

split-complementary

#AD372D #2DAD77 #2D63AD

monochromatic

#4C1814 #7C2820 #AD372D #CF5248 #DC8078

Accessibility & contrast

On white

6.25

#AD372D on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.36

#AD372D on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AD372D

6.25:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AD372D	#FFFFFF	#000000	##FFFFFF
##AD372D	1.00	6.25	3.36	6.25
#FFFFFF	6.25	1.00	21.00	1.00
#000000	3.36	21.00	1.00	21.00
##FFFFFF	6.25	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#58502B

Deuteranopia (green-blind)

#766A29

Tritanopia (blue-blind)

#BE1336

Achromatopsia (no color)

#606060

Design tokens & code

CSS

--color: #ad372d;
/* rgb */ color: rgb(173, 55, 45);
/* oklch */ color: oklch(50.9% 0.156 28.6);

Tailwind

colors: {
  custom: {
    50: '#cd7566',
    500: '#ad372d',
    950: '#000000',
  },
}

SCSS

$custom: #ad372d;
$custom-light: #cd7566;
$custom-dark: #000000;

JSON

{
  "hex": "#ad372d",
  "rgb": {
    "r": 173,
    "g": 55,
    "b": 45
  },
  "hsl": {
    "h": 4.688,
    "s": 58.716,
    "l": 42.745
  },
  "oklch": {
    "l": 0.50879,
    "c": 0.15557,
    "h": 28.6
  },
  "luminance": 0.11806
}

Semantic roles & 50–950 ramp

primary

#AD372D

secondary

#72BEC4

accent

#D6E246

background

#FDF7F6

surface

#FBEDEB

border

#D4C8C6

text

#150906

muted

#837B7A

Preview Lab

Preview with #AD372D

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

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