#AD3B22#AD3B22

#AD3B22 is a mid, vivid red. Relative luminance 0.121; OKLCH L 51.2% C 0.154 H 33.9°. Best body text is #FFFFFF at 6.13:1 contrast (WCAG AA passes).

Color values

HEX	#AD3B22
RGB	rgb(173, 59, 34)
HSL	hsl(11, 67%, 41%)
HSV	hsv(11, 80%, 68%)
CMYK	cmyk(0%, 65.9%, 80.3%, 32.2%)
CIE-LAB	lab(41.42, 45.29, 39.63)
CIE-LCH	lch(41.42, 60.18, 41.18°)
OKLab	oklab(51.23% 0.1277 0.0859)
OKLCH	oklch(51.23% 0.154 33.9)
XYZ	xyz(19.0884, 12.1305, 2.8494)
Luminance	0.1213 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AD3B22 #2294AD

analogous

#AD224F #AD3B22 #AD8022

triadic

#AD3B22 #22AD3B #3B22AD

tetradic

#AD3B22 #4FAD22 #2294AD #8022AD

square

#AD3B22 #4FAD22 #2294AD #8022AD

split-complementary

#AD3B22 #22AD80 #224FAD

monochromatic

#47180E #7A2A18 #AD3B22 #D75235 #E17E68

Accessibility & contrast

On white

6.13

#AD3B22 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.43

#AD3B22 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AD3B22

6.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AD3B22	#FFFFFF	#000000	##FFFFFF
##AD3B22	1.00	6.13	3.43	6.13
#FFFFFF	6.13	1.00	21.00	1.00
#000000	3.43	21.00	1.00	21.00
##FFFFFF	6.13	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5C521E

Deuteranopia (green-blind)

#786B1D

Tritanopia (blue-blind)

#BF1A36

Achromatopsia (no color)

#626262

Design tokens & code

CSS

--color: #ad3b22;
/* rgb */ color: rgb(173, 59, 34);
/* oklch */ color: oklch(51.2% 0.154 33.9);

Tailwind

colors: {
  custom: {
    50: '#ce775f',
    500: '#ad3b22',
    950: '#000000',
  },
}

SCSS

$custom: #ad3b22;
$custom-light: #ce775f;
$custom-dark: #000000;

JSON

{
  "hex": "#ad3b22",
  "rgb": {
    "r": 173,
    "g": 59,
    "b": 34
  },
  "hsl": {
    "h": 10.791,
    "s": 67.15,
    "l": 40.588
  },
  "oklch": {
    "l": 0.51226,
    "c": 0.1539,
    "h": 33.9
  },
  "luminance": 0.12128
}

Semantic roles & 50–950 ramp

primary

#AD3B22

secondary

#64B5C7

accent

#CBEA3E

background

#FDF7F5

surface

#FBEDE9

border

#D4C8C5

text

#150905

muted

#837B79

Preview Lab

Preview with #AD3B22

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

Preview Lab → · Contrast checker → · Palette generator →