#AD5537#AD5537

#AD5537 is a mid, vivid orange. Relative luminance 0.157; OKLCH L 55.2% C 0.123 H 39.2°. Best body text is #FFFFFF at 5.08:1 contrast (WCAG AA passes).

Color values

HEX	#AD5537
RGB	rgb(173, 85, 55)
HSL	hsl(15, 52%, 45%)
HSV	hsv(15, 68%, 68%)
CMYK	cmyk(0%, 50.9%, 68.2%, 32.2%)
CIE-LAB	lab(46.52, 33.60, 33.77)
CIE-LCH	lch(46.52, 47.64, 45.15°)
OKLab	oklab(55.17% 0.0956 0.078)
OKLCH	oklch(55.17% 0.123 39.2)
XYZ	xyz(21.1736, 15.6596, 5.5213)
Luminance	0.1566 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AD5537 #378FAD

analogous

#AD3754 #AD5537 #AD9037

triadic

#AD5537 #37AD55 #5537AD

tetradic

#AD5537 #54AD37 #378FAD #9037AD

square

#AD5537 #54AD37 #378FAD #9037AD

split-complementary

#AD5537 #37AD90 #3754AD

monochromatic

#502719 #7F3E28 #AD5537 #CA7557 #D89B86

Accessibility & contrast

On white

5.08

#AD5537 on #FFFFFF

AA ✓AA large ✓AAA ✗

On black

4.13

#AD5537 on #000000

AA ✗AA large ✓AAA ✗

Best text color

#FFFFFF on #AD5537

5.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AD5537	#FFFFFF	#000000	##FFFFFF
##AD5537	1.00	5.08	4.13	5.08
#FFFFFF	5.08	1.00	21.00	1.00
#000000	4.13	21.00	1.00	21.00
##FFFFFF	5.08	1.00	21.00	1.00

Color blindness preview

Protanopia (red-blind)

#6C6234

Deuteranopia (green-blind)

#827635

Tritanopia (blue-blind)

#BD444E

Achromatopsia (no color)

#6E6E6E

Design tokens & code

CSS

--color: #ad5537;
/* rgb */ color: rgb(173, 85, 55);
/* oklch */ color: oklch(55.2% 0.123 39.2);

Tailwind

colors: {
  custom: {
    50: '#cb876f',
    500: '#ad5537',
    950: '#000000',
  },
}

SCSS

$custom: #ad5537;
$custom-light: #cb876f;
$custom-dark: #000000;

JSON

{
  "hex": "#ad5537",
  "rgb": {
    "r": 173,
    "g": 85,
    "b": 55
  },
  "hsl": {
    "h": 15.254,
    "s": 51.754,
    "l": 44.706
  },
  "oklch": {
    "l": 0.55165,
    "c": 0.12337,
    "h": 39.2
  },
  "luminance": 0.15657
}

Semantic roles & 50–950 ramp

primary

#AD5537

secondary

#7DB1C2

accent

#B7DB4D

background

#FDF8F6

surface

#FAEFEC

border

#D3CAC7

text

#140B07

muted

#837C7A

Preview Lab

Preview with #AD5537

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

Preview Lab → · Contrast checker → · Palette generator →