#AA731B#AA731B

#AA731B is a mid, moderate orange. Relative luminance 0.209; OKLCH L 59.9% C 0.118 H 73.0°. Best body text is #000000 at 5.18:1 contrast (WCAG AA passes).

Color values

HEX	#AA731B
RGB	rgb(170, 115, 27)
HSL	hsl(37, 73%, 39%)
HSV	hsv(37, 84%, 67%)
CMYK	cmyk(0%, 32.4%, 84.1%, 33.3%)
CIE-LAB	lab(52.83, 14.49, 52.95)
CIE-LCH	lch(52.83, 54.90, 74.70°)
OKLab	oklab(59.87% 0.0346 0.1133)
OKLCH	oklch(59.87% 0.118 73)
XYZ	xyz(22.9079, 20.8887, 3.8622)
Luminance	0.2089 (WCAG relative)
Temperature	warm
Family	orange

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AA731B #1B52AA

analogous

#AA2B1B #AA731B #99AA1B

triadic

#AA731B #1BAA73 #731BAA

tetradic

#AA731B #1BAA2B #1B52AA #AA1B99

square

#AA731B #1BAA2B #1B52AA #AA1B99

split-complementary

#AA731B #1B99AA #2B1BAA

monochromatic

#402C0A #754F13 #AA731B #DC9626 #E5B05B

Accessibility & contrast

On white

4.06

#AA731B on #FFFFFF

AA ✗AA large ✓AAA ✗

On black

5.18

#AA731B on #000000

AA ✓AA large ✓AAA ✗

Best text color

#000000 on #AA731B

5.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AA731B	#FFFFFF	#000000	##000000
##AA731B	1.00	4.06	5.18	5.18
#FFFFFF	4.06	1.00	21.00	21.00
#000000	5.18	21.00	1.00	1.00
##000000	5.18	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#867606

Deuteranopia (green-blind)

#93831E

Tritanopia (blue-blind)

#BA6563

Achromatopsia (no color)

#7E7E7E

Design tokens & code

CSS

--color: #aa731b;
/* rgb */ color: rgb(170, 115, 27);
/* oklch */ color: oklch(59.9% 0.118 73.0);

Tailwind

colors: {
  custom: {
    50: '#c99b60',
    500: '#aa731b',
    950: '#000000',
  },
}

SCSS

$custom: #aa731b;
$custom-light: #c99b60;
$custom-dark: #000000;

JSON

{
  "hex": "#aa731b",
  "rgb": {
    "r": 170,
    "g": 115,
    "b": 27
  },
  "hsl": {
    "h": 36.923,
    "s": 72.589,
    "l": 38.627
  },
  "oklch": {
    "l": 0.59865,
    "c": 0.11841,
    "h": 73
  },
  "luminance": 0.20887
}

Semantic roles & 50–950 ramp

primary

#AA731B

secondary

#5883C9

accent

#7FEF39

background

#FDF9F5

surface

#FAF2EA

border

#D3CCC6

text

#140E05

muted

#837E79

Preview Lab

Preview with #AA731B

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

Preview Lab → · Contrast checker → · Palette generator →