#A3E366#A3E366

#A3E366 is a very light, vivid yellow-green. Relative luminance 0.637; OKLCH L 84.6% C 0.170 H 131.7°. Best body text is #000000 at 13.74:1 contrast (WCAG AA passes).

Color values

HEX	#A3E366
RGB	rgb(163, 227, 102)
HSL	hsl(91, 69%, 65%)
HSV	hsv(91, 55%, 89%)
CMYK	cmyk(28.2%, 0%, 55.1%, 11%)
CIE-LAB	lab(83.80, -40.56, 53.84)
CIE-LCH	lch(83.80, 67.41, 126.99°)
OKLab	oklab(84.65% -0.113 0.1269)
OKLCH	oklch(84.65% 0.17 131.7)
XYZ	xyz(44.9710, 63.6827, 22.4904)
Luminance	0.6368 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Kiwi Green

#8EE53F

ΔE00 4.16

Spring Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A3E366 #A666E3

analogous

#E2E366 #A3E366 #66E368

triadic

#A3E366 #66A3E3 #E366A3

tetradic

#A3E366 #66E2E3 #A666E3 #E36866

square

#A3E366 #66E2E3 #A666E3 #E36866

split-complementary

#A3E366 #6866E3 #E366E2

monochromatic

#66AF20 #84DA32 #A3E366 #C2EC9A #E1F6CD

Accessibility & contrast

On white

1.53

#A3E366 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.74

#A3E366 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #A3E366

13.74:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A3E366	#FFFFFF	#000000	##000000
##A3E366	1.00	1.53	13.74	13.74
#FFFFFF	1.53	1.00	21.00	21.00
#000000	13.74	21.00	1.00	1.00
##000000	13.74	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#ECD45A

Deuteranopia (green-blind)

#E3CF6E

Tritanopia (blue-blind)

#A5DBC7

Achromatopsia (no color)

#D1D1D1

Design tokens & code

CSS

--color: #a3e366;
/* rgb */ color: rgb(163, 227, 102);
/* oklch */ color: oklch(84.6% 0.170 131.7);

Tailwind

colors: {
  custom: {
    50: '#c1ec95',
    500: '#a3e366',
    950: '#000000',
  },
}

SCSS

$custom: #a3e366;
$custom-light: #c1ec95;
$custom-dark: #000000;

JSON

{
  "hex": "#a3e366",
  "rgb": {
    "r": 163,
    "g": 227,
    "b": 102
  },
  "hsl": {
    "h": 90.72,
    "s": 69.061,
    "l": 64.51
  },
  "oklch": {
    "l": 0.84646,
    "c": 0.16991,
    "h": 131.7
  },
  "luminance": 0.63684
}

Semantic roles & 50–950 ramp

primary

#A3E366

secondary

#783DB0

accent

#14D175

background

#FDFEFC

surface

#F9FDF5

border

#D2D5CF

text

#13160D

muted

#82847F

Preview Lab

Preview with #A3E366

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

Preview Lab → · Contrast checker → · Palette generator →