#A1C73A#A1C73A

#A1C73A is a light, vivid yellow-green. Relative luminance 0.487; OKLCH L 77.6% C 0.169 H 123.6°. Best body text is #000000 at 10.75:1 contrast (WCAG AA passes).

Color values

HEX	#A1C73A
RGB	rgb(161, 199, 58)
HSL	hsl(76, 56%, 50%)
HSV	hsv(76, 71%, 78%)
CMYK	cmyk(19.1%, 0%, 70.9%, 22%)
CIE-LAB	lab(75.28, -32.08, 62.80)
CIE-LCH	lch(75.28, 70.52, 117.06°)
OKLab	oklab(77.6% -0.0932 0.1406)
OKLCH	oklch(77.6% 0.169 123.6)
XYZ	xyz(35.8855, 48.7292, 11.5173)
Luminance	0.4873 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A1C73A #603AC7

analogous

#C7A63A #A1C73A #5BC73A

triadic

#A1C73A #3AA1C7 #C73AA1

tetradic

#A1C73A #3AC7A6 #603AC7 #C73A5B

square

#A1C73A #3AC7A6 #603AC7 #C73A5B

split-complementary

#A1C73A #3A5BC7 #A63AC7

monochromatic

#55691E #7B982B #A1C73A #B8D56A #CEE299

Accessibility & contrast

On white

1.95

#A1C73A on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.75

#A1C73A on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #A1C73A

10.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A1C73A	#FFFFFF	#000000	##000000
##A1C73A	1.00	1.95	10.75	10.75
#FFFFFF	1.95	1.00	21.00	21.00
#000000	10.75	21.00	1.00	1.00
##000000	10.75	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D2BB22

Deuteranopia (green-blind)

#CDB946

Tritanopia (blue-blind)

#A9BDAB

Achromatopsia (no color)

#B9B9B9

Design tokens & code

CSS

--color: #a1c73a;
/* rgb */ color: rgb(161, 199, 58);
/* oklch */ color: oklch(77.6% 0.169 123.6);

Tailwind

colors: {
  custom: {
    50: '#c0d879',
    500: '#a1c73a',
    950: '#000000',
  },
}

SCSS

$custom: #a1c73a;
$custom-light: #c0d879;
$custom-dark: #000000;

JSON

{
  "hex": "#a1c73a",
  "rgb": {
    "r": 161,
    "g": 199,
    "b": 58
  },
  "hsl": {
    "h": 76.17,
    "s": 55.731,
    "l": 50.392
  },
  "oklch": {
    "l": 0.77599,
    "c": 0.16868,
    "h": 123.6
  },
  "luminance": 0.48729
}

Semantic roles & 50–950 ramp

primary

#A1C73A

secondary

#A08FCE

accent

#49DF71

background

#FCFDF7

surface

#F8FAEE

border

#D1D3C9

text

#13140A

muted

#82837C

Preview Lab

Preview with #A1C73A

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

Preview Lab → · Contrast checker → · Palette generator →