#A3D666#A3D666

#A3D666 is a light, vivid yellow-green. Relative luminance 0.568; OKLCH L 81.6% C 0.152 H 129.5°. Best body text is #000000 at 12.37:1 contrast (WCAG AA passes).

Color values

HEX	#A3D666
RGB	rgb(163, 214, 102)
HSL	hsl(87, 58%, 62%)
HSV	hsv(87, 52%, 84%)
CMYK	cmyk(23.8%, 0%, 52.3%, 16.1%)
CIE-LAB	lab(80.09, -34.71, 49.48)
CIE-LCH	lch(80.09, 60.44, 125.05°)
OKLab	oklab(81.64% -0.0968 0.1174)
OKLCH	oklch(81.64% 0.152 129.5)
XYZ	xyz(41.5487, 56.8381, 21.3496)
Luminance	0.5684 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A3D666 #9966D6

analogous

#D6D166 #A3D666 #6BD666

triadic

#A3D666 #66A3D6 #D666A3

tetradic

#A3D666 #66D6D1 #9966D6 #D6666B

square

#A3D666 #66D6D1 #9966D6 #D6666B

split-complementary

#A3D666 #666BD6 #D166D6

monochromatic

#669929 #86C936 #A3D666 #C0E396 #DDF0C7

Accessibility & contrast

On white

1.70

#A3D666 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.37

#A3D666 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #A3D666

12.37:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A3D666	#FFFFFF	#000000	##000000
##A3D666	1.00	1.70	12.37	12.37
#FFFFFF	1.70	1.00	21.00	21.00
#000000	12.37	21.00	1.00	1.00
##000000	12.37	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DFC95C

Deuteranopia (green-blind)

#D7C56D

Tritanopia (blue-blind)

#A7CEBD

Achromatopsia (no color)

#C7C7C7

Design tokens & code

CSS

--color: #a3d666;
/* rgb */ color: rgb(163, 214, 102);
/* oklch */ color: oklch(81.6% 0.152 129.5);

Tailwind

colors: {
  custom: {
    50: '#c1e394',
    500: '#a3d666',
    950: '#000000',
  },
}

SCSS

$custom: #a3d666;
$custom-light: #c1e394;
$custom-dark: #000000;

JSON

{
  "hex": "#a3d666",
  "rgb": {
    "r": 163,
    "g": 214,
    "b": 102
  },
  "hsl": {
    "h": 87.321,
    "s": 57.732,
    "l": 61.961
  },
  "oklch": {
    "l": 0.8164,
    "c": 0.15216,
    "h": 129.5
  },
  "luminance": 0.56839
}

Semantic roles & 50–950 ramp

primary

#A3D666

secondary

#6C439D

accent

#20C56B

background

#FDFEFC

surface

#F9FCF4

border

#D2D5CE

text

#12150D

muted

#82847F

Preview Lab

Preview with #A3D666

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

Preview Lab → · Contrast checker → · Palette generator →