#AAC73B#AAC73B

#AAC73B is a light, vivid yellow-green. Relative luminance 0.497; OKLCH L 78.2% C 0.164 H 120.6°. Best body text is #000000 at 10.94:1 contrast (WCAG AA passes).

Color values

HEX	#AAC73B
RGB	rgb(170, 199, 59)
HSL	hsl(72, 56%, 51%)
HSV	hsv(72, 70%, 78%)
CMYK	cmyk(14.6%, 0%, 70.4%, 22%)
CIE-LAB	lab(75.89, -28.41, 63.24)
CIE-LCH	lch(75.89, 69.33, 114.19°)
OKLab	oklab(78.24% -0.0836 0.1414)
OKLCH	oklch(78.24% 0.164 120.6)
XYZ	xyz(37.7910, 49.7088, 11.7407)
Luminance	0.4971 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#AAC73B #583BC7

analogous

#C79E3B #AAC73B #64C73B

triadic

#AAC73B #3BAAC7 #C73BAA

tetradic

#AAC73B #3BC79E #583BC7 #C73B64

square

#AAC73B #3BC79E #583BC7 #C73B64

split-complementary

#AAC73B #3B64C7 #9E3BC7

monochromatic

#5A691E #82992C #AAC73B #BFD56B #D3E29A

Accessibility & contrast

On white

1.92

#AAC73B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.94

#AAC73B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #AAC73B

10.94:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##AAC73B	#FFFFFF	#000000	##000000
##AAC73B	1.00	1.92	10.94	10.94
#FFFFFF	1.92	1.00	21.00	21.00
#000000	10.94	21.00	1.00	1.00
##000000	10.94	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D3BB23

Deuteranopia (green-blind)

#D0BB47

Tritanopia (blue-blind)

#B3BDAC

Achromatopsia (no color)

#BBBBBB

Design tokens & code

CSS

--color: #aac73b;
/* rgb */ color: rgb(170, 199, 59);
/* oklch */ color: oklch(78.2% 0.164 120.6);

Tailwind

colors: {
  custom: {
    50: '#c7d87a',
    500: '#aac73b',
    950: '#000000',
  },
}

SCSS

$custom: #aac73b;
$custom-light: #c7d87a;
$custom-dark: #000000;

JSON

{
  "hex": "#aac73b",
  "rgb": {
    "r": 170,
    "g": 199,
    "b": 59
  },
  "hsl": {
    "h": 72.429,
    "s": 55.556,
    "l": 50.588
  },
  "oklch": {
    "l": 0.78244,
    "c": 0.16428,
    "h": 120.6
  },
  "luminance": 0.49709
}

Semantic roles & 50–950 ramp

primary

#AAC73B

secondary

#9D90CE

accent

#49DF68

background

#FCFDF7

surface

#F9FAEE

border

#D2D3C9

text

#13140A

muted

#82837C

Preview Lab

Preview with #AAC73B

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

Preview Lab → · Contrast checker → · Palette generator →