#AD4428#AD4428

#AD4428 is a mid, vivid red. Relative luminance 0.132; OKLCH L 52.5% C 0.144 H 35.8°. Best body text is #FFFFFF at 5.78:1 contrast (WCAG AA passes).

Color values

HEX	#AD4428
RGB	rgb(173, 68, 40)
HSL	hsl(13, 62%, 42%)
HSV	hsv(13, 77%, 68%)
CMYK	cmyk(0%, 60.7%, 76.9%, 32.2%)
CIE-LAB	lab(43.02, 41.41, 38.09)
CIE-LCH	lch(43.02, 56.27, 42.61°)
OKLab	oklab(52.45% 0.1168 0.0843)
OKLCH	oklch(52.45% 0.144 35.8)
XYZ	xyz(19.6858, 13.1744, 3.5134)
Luminance	0.1317 (WCAG relative)
Temperature	warm
Family	red

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AD4428 #2891AD

analogous

#AD284E #AD4428 #AD8728

triadic

#AD4428 #28AD44 #4428AD

tetradic

#AD4428 #4EAD28 #2891AD #8728AD

square

#AD4428 #4EAD28 #2891AD #8728AD

split-complementary

#AD4428 #28AD87 #284EAD

monochromatic

#4A1D11 #7B301D #AD4428 #D35E3F #DE8871

Accessibility & contrast

On white

5.78

#AD4428 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

3.63

#AD4428 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AD4428

5.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AD4428	#FFFFFF	#000000	##FFFFFF
##AD4428	1.00	5.78	3.63	5.78
#FFFFFF	5.78	1.00	21.00	1.00
#000000	3.63	21.00	1.00	21.00
##FFFFFF	5.78	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#615724

Deuteranopia (green-blind)

#7B6E25

Tritanopia (blue-blind)

#BE2B3E

Achromatopsia (no color)

#666666

Design tokens & code

CSS

--color: #ad4428;
/* rgb */ color: rgb(173, 68, 40);
/* oklch */ color: oklch(52.5% 0.144 35.8);

Tailwind

colors: {
  custom: {
    50: '#cd7c64',
    500: '#ad4428',
    950: '#000000',
  },
}

SCSS

$custom: #ad4428;
$custom-light: #cd7c64;
$custom-dark: #000000;

JSON

{
  "hex": "#ad4428",
  "rgb": {
    "r": 173,
    "g": 68,
    "b": 40
  },
  "hsl": {
    "h": 12.632,
    "s": 62.441,
    "l": 41.765
  },
  "oklch": {
    "l": 0.52453,
    "c": 0.14405,
    "h": 35.8
  },
  "luminance": 0.13172
}

Semantic roles & 50–950 ramp

primary

#AD4428

secondary

#6CB2C5

accent

#C3E642

background

#FDF7F6

surface

#FBEEEB

border

#D4C9C6

text

#150A05

muted

#837C7A

Preview Lab

Preview with #AD4428

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

Preview Lab → · Contrast checker → · Palette generator →