#AD3522#AD3522

#AD3522 is a mid, vivid red. Relative luminance 0.115; OKLCH L 50.5% C 0.159 H 31.7°. Best body text is #FFFFFF at 6.35:1 contrast (WCAG AA passes).

Color values

HEX	#AD3522
RGB	rgb(173, 53, 34)
HSL	hsl(8, 67%, 41%)
HSV	hsv(8, 80%, 68%)
CMYK	cmyk(0%, 69.4%, 80.3%, 32.2%)
CIE-LAB	lab(40.49, 47.82, 38.70)
CIE-LCH	lch(40.49, 61.52, 38.98°)
OKLab	oklab(50.53% 0.1356 0.0838)
OKLCH	oklch(50.53% 0.159 31.7)
XYZ	xyz(18.7976, 11.5488, 2.7524)
Luminance	0.1155 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AD3522 #229AAD

analogous

#AD2255 #AD3522 #AD7A22

triadic

#AD3522 #22AD35 #3522AD

tetradic

#AD3522 #55AD22 #229AAD #7A22AD

square

#AD3522 #55AD22 #229AAD #7A22AD

split-complementary

#AD3522 #22AD7A #2255AD

monochromatic

#47160E #7A2518 #AD3522 #D74B35 #E17968

Accessibility & contrast

On white

6.35

#AD3522 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.31

#AD3522 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AD3522

6.35:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AD3522	#FFFFFF	#000000	##FFFFFF
##AD3522	1.00	6.35	3.31	6.35
#FFFFFF	6.35	1.00	21.00	1.00
#000000	3.31	21.00	1.00	21.00
##FFFFFF	6.35	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#584F1F

Deuteranopia (green-blind)

#76691D

Tritanopia (blue-blind)

#BF0932

Achromatopsia (no color)

#5F5F5F

Design tokens & code

CSS

--color: #ad3522;
/* rgb */ color: rgb(173, 53, 34);
/* oklch */ color: oklch(50.5% 0.159 31.7);

Tailwind

colors: {
  custom: {
    50: '#ce735f',
    500: '#ad3522',
    950: '#000000',
  },
}

SCSS

$custom: #ad3522;
$custom-light: #ce735f;
$custom-dark: #000000;

JSON

{
  "hex": "#ad3522",
  "rgb": {
    "r": 173,
    "g": 53,
    "b": 34
  },
  "hsl": {
    "h": 8.201,
    "s": 67.15,
    "l": 40.588
  },
  "oklch": {
    "l": 0.50526,
    "c": 0.15939,
    "h": 31.7
  },
  "luminance": 0.11546
}

Semantic roles & 50–950 ramp

primary

#AD3522

secondary

#64B9C7

accent

#D2EA3E

background

#FDF7F5

surface

#FBEDE9

border

#D4C8C5

text

#150904

muted

#837B79

Preview Lab

Preview with #AD3522

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

Preview Lab → · Contrast checker → · Palette generator →