#AD582A#AD582A

#AD582A is a mid, vivid orange. Relative luminance 0.160; OKLCH L 55.5% C 0.126 H 46.7°. Best body text is #FFFFFF at 4.99:1 contrast (WCAG AA passes).

Color values

HEX	#AD582A
RGB	rgb(173, 88, 42)
HSL	hsl(21, 61%, 42%)
HSV	hsv(21, 76%, 68%)
CMYK	cmyk(0%, 49.1%, 75.7%, 32.2%)
CIE-LAB	lab(47.02, 31.33, 41.23)
CIE-LCH	lch(47.02, 51.78, 52.77°)
OKLab	oklab(55.5% 0.0864 0.0915)
OKLCH	oklch(55.5% 0.126 46.7)
XYZ	xyz(21.1432, 16.0334, 4.1714)
Luminance	0.1603 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AD582A #2A7FAD

analogous

#AD2A3D #AD582A #AD9A2A

triadic

#AD582A #2AAD58 #582AAD

tetradic

#AD582A #3DAD2A #2A7FAD #9A2AAD

square

#AD582A #3DAD2A #2A7FAD #9A2AAD

split-complementary

#AD582A #2AAD9A #2A3DAD

monochromatic

#4B2612 #7C3F1E #AD582A #D17543 #DD9974

Accessibility & contrast

On white

4.99

#AD582A on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.21

#AD582A on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AD582A

4.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AD582A	#FFFFFF	#000000	##FFFFFF
##AD582A	1.00	4.99	4.21	4.99
#FFFFFF	4.99	1.00	21.00	1.00
#000000	4.21	21.00	1.00	21.00
##FFFFFF	4.99	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#706424

Deuteranopia (green-blind)

#847728

Tritanopia (blue-blind)

#BE464E

Achromatopsia (no color)

#6F6F6F

Design tokens & code

CSS

--color: #ad582a;
/* rgb */ color: rgb(173, 88, 42);
/* oklch */ color: oklch(55.5% 0.126 46.7);

Tailwind

colors: {
  custom: {
    50: '#cc8866',
    500: '#ad582a',
    950: '#000000',
  },
}

SCSS

$custom: #ad582a;
$custom-light: #cc8866;
$custom-dark: #000000;

JSON

{
  "hex": "#ad582a",
  "rgb": {
    "r": 173,
    "g": 88,
    "b": 42
  },
  "hsl": {
    "h": 21.069,
    "s": 60.93,
    "l": 42.157
  },
  "oklch": {
    "l": 0.55496,
    "c": 0.12582,
    "h": 46.7
  },
  "luminance": 0.16031
}

Semantic roles & 50–950 ramp

primary

#AD582A

secondary

#6EA6C5

accent

#ACE444

background

#FDF8F6

surface

#FAF0EB

border

#D3CBC6

text

#150B06

muted

#837C7A

Preview Lab

Preview with #AD582A

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

Preview Lab → · Contrast checker → · Palette generator →