#AD331E#AD331E

#AD331E is a mid, vivid red. Relative luminance 0.113; OKLCH L 50.3% C 0.162 H 32.2°. Best body text is #FFFFFF at 6.42:1 contrast (WCAG AA passes).

Color values

HEX	#AD331E
RGB	rgb(173, 51, 30)
HSL	hsl(9, 70%, 40%)
HSV	hsv(9, 83%, 68%)
CMYK	cmyk(0%, 70.5%, 82.7%, 32.2%)
CIE-LAB	lab(40.16, 48.49, 40.47)
CIE-LCH	lch(40.16, 63.16, 39.85°)
OKLab	oklab(50.27% 0.1369 0.0863)
OKLCH	oklch(50.27% 0.162 32.2)
XYZ	xyz(18.6539, 11.3485, 2.4363)
Luminance	0.1135 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AD331E #1E98AD

analogous

#AD1E51 #AD331E #AD7A1E

triadic

#AD331E #1EAD33 #331EAD

tetradic

#AD331E #51AD1E #1E98AD #7A1EAD

square

#AD331E #51AD1E #1E98AD #7A1EAD

split-complementary

#AD331E #1EAD7A #1E51AD

monochromatic

#45140C #792415 #AD331E #DB472E #E47562

Accessibility & contrast

On white

6.42

#AD331E on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.27

#AD331E on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AD331E

6.42:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AD331E	#FFFFFF	#000000	##FFFFFF
##AD331E	1.00	6.42	3.27	6.42
#FFFFFF	6.42	1.00	21.00	1.00
#000000	3.27	21.00	1.00	21.00
##FFFFFF	6.42	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#574D1A

Deuteranopia (green-blind)

#756918

Tritanopia (blue-blind)

#BF002F

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #ad331e;
/* rgb */ color: rgb(173, 51, 30);
/* oklch */ color: oklch(50.3% 0.162 32.2);

Tailwind

colors: {
  custom: {
    50: '#ce725c',
    500: '#ad331e',
    950: '#000000',
  },
}

SCSS

$custom: #ad331e;
$custom-light: #ce725c;
$custom-dark: #000000;

JSON

{
  "hex": "#ad331e",
  "rgb": {
    "r": 173,
    "g": 51,
    "b": 30
  },
  "hsl": {
    "h": 8.811,
    "s": 70.443,
    "l": 39.804
  },
  "oklch": {
    "l": 0.50268,
    "c": 0.16186,
    "h": 32.2
  },
  "luminance": 0.11346
}

Semantic roles & 50–950 ramp

primary

#AD331E

secondary

#5EB9C8

accent

#D3ED3B

background

#FDF7F5

surface

#FBEDE9

border

#D4C8C5

text

#150804

muted

#837B79

Preview Lab

Preview with #AD331E

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

Preview Lab → · Contrast checker → · Palette generator →