#AD4528#AD4528

#AD4528 is a mid, vivid red. Relative luminance 0.133; OKLCH L 52.6% C 0.143 H 36.3°. Best body text is #FFFFFF at 5.74:1 contrast (WCAG AA passes).

Color values

HEX	#AD4528
RGB	rgb(173, 69, 40)
HSL	hsl(13, 62%, 42%)
HSV	hsv(13, 77%, 68%)
CMYK	cmyk(0%, 60.1%, 76.9%, 32.2%)
CIE-LAB	lab(43.21, 40.93, 38.29)
CIE-LCH	lch(43.21, 56.05, 43.08°)
OKLab	oklab(52.59% 0.1154 0.0847)
OKLCH	oklch(52.59% 0.143 36.3)
XYZ	xyz(19.7468, 13.2964, 3.5337)
Luminance	0.1329 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AD4528 #2890AD

analogous

#AD284E #AD4528 #AD8828

triadic

#AD4528 #28AD45 #4528AD

tetradic

#AD4528 #4EAD28 #2890AD #8828AD

square

#AD4528 #4EAD28 #2890AD #8828AD

split-complementary

#AD4528 #28AD88 #284EAD

monochromatic

#4A1D11 #7B311D #AD4528 #D3603F #DE8971

Accessibility & contrast

On white

5.74

#AD4528 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.66

#AD4528 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AD4528

5.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AD4528	#FFFFFF	#000000	##FFFFFF
##AD4528	1.00	5.74	3.66	5.74
#FFFFFF	5.74	1.00	21.00	1.00
#000000	3.66	21.00	1.00	21.00
##FFFFFF	5.74	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#625824

Deuteranopia (green-blind)

#7C6F25

Tritanopia (blue-blind)

#BE2D3F

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #ad4528;
/* rgb */ color: rgb(173, 69, 40);
/* oklch */ color: oklch(52.6% 0.143 36.3);

Tailwind

colors: {
  custom: {
    50: '#cd7c64',
    500: '#ad4528',
    950: '#000000',
  },
}

SCSS

$custom: #ad4528;
$custom-light: #cd7c64;
$custom-dark: #000000;

JSON

{
  "hex": "#ad4528",
  "rgb": {
    "r": 173,
    "g": 69,
    "b": 40
  },
  "hsl": {
    "h": 13.083,
    "s": 62.441,
    "l": 41.765
  },
  "oklch": {
    "l": 0.5259,
    "c": 0.14311,
    "h": 36.3
  },
  "luminance": 0.13294
}

Semantic roles & 50–950 ramp

primary

#AD4528

secondary

#6CB2C5

accent

#C2E642

background

#FDF7F6

surface

#FBEEEB

border

#D4C9C6

text

#150A05

muted

#837C7A

Preview Lab

Preview with #AD4528

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

Preview Lab → · Contrast checker → · Palette generator →