#AD3920#AD3920

#AD3920 is a mid, vivid red. Relative luminance 0.119; OKLCH L 51.0% C 0.156 H 33.7°. Best body text is #FFFFFF at 6.21:1 contrast (WCAG AA passes).

Color values

HEX	#AD3920
RGB	rgb(173, 57, 32)
HSL	hsl(11, 69%, 40%)
HSV	hsv(11, 82%, 68%)
CMYK	cmyk(0%, 67.1%, 81.5%, 32.2%)
CIE-LAB	lab(41.08, 46.09, 40.33)
CIE-LCH	lch(41.08, 61.24, 41.19°)
OKLab	oklab(50.97% 0.1298 0.0867)
OKLCH	oklch(50.97% 0.156 33.7)
XYZ	xyz(18.9596, 11.9176, 2.6682)
Luminance	0.1192 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AD3920 #2094AD

analogous

#AD204E #AD3920 #AD7F20

triadic

#AD3920 #20AD39 #3920AD

tetradic

#AD3920 #4EAD20 #2094AD #7F20AD

square

#AD3920 #4EAD20 #2094AD #7F20AD

split-complementary

#AD3920 #20AD7F #204EAD

monochromatic

#46170D #792816 #AD3920 #D94F31 #E27B65

Accessibility & contrast

On white

6.21

#AD3920 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.38

#AD3920 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AD3920

6.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AD3920	#FFFFFF	#000000	##FFFFFF
##AD3920	1.00	6.21	3.38	6.21
#FFFFFF	6.21	1.00	21.00	1.00
#000000	3.38	21.00	1.00	21.00
##FFFFFF	6.21	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#5B511C

Deuteranopia (green-blind)

#776A1B

Tritanopia (blue-blind)

#BF1534

Achromatopsia (no color)

#616161

Design tokens & code

CSS

--color: #ad3920;
/* rgb */ color: rgb(173, 57, 32);
/* oklch */ color: oklch(51.0% 0.156 33.7);

Tailwind

colors: {
  custom: {
    50: '#ce765e',
    500: '#ad3920',
    950: '#000000',
  },
}

SCSS

$custom: #ad3920;
$custom-light: #ce765e;
$custom-dark: #000000;

JSON

{
  "hex": "#ad3920",
  "rgb": {
    "r": 173,
    "g": 57,
    "b": 32
  },
  "hsl": {
    "h": 10.638,
    "s": 68.78,
    "l": 40.196
  },
  "oklch": {
    "l": 0.50967,
    "c": 0.15614,
    "h": 33.7
  },
  "luminance": 0.11915
}

Semantic roles & 50–950 ramp

primary

#AD3920

secondary

#61B6C8

accent

#CDEC3C

background

#FDF7F5

surface

#FBEDE9

border

#D4C8C5

text

#150904

muted

#837B79

Preview Lab

Preview with #AD3920

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

Preview Lab → · Contrast checker → · Palette generator →