#A3F366#A3F366

#A3F366 is a very light, vivid yellow-green. Relative luminance 0.728; OKLCH L 88.4% C 0.191 H 133.7°. Best body text is #000000 at 15.57:1 contrast (WCAG AA passes).

Color values

HEX	#A3F366
RGB	rgb(163, 243, 102)
HSL	hsl(94, 85%, 68%)
HSV	hsv(94, 58%, 95%)
CMYK	cmyk(32.9%, 0%, 58%, 4.7%)
CIE-LAB	lab(88.37, -47.47, 59.11)
CIE-LCH	lch(88.37, 75.81, 128.77°)
OKLab	oklab(88.36% -0.1321 0.1382)
OKLCH	oklch(88.36% 0.191 133.7)
XYZ	xyz(49.5522, 72.8451, 24.0175)
Luminance	0.7285 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Spring Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A3F366 #B666F3

analogous

#E9F366 #A3F366 #66F370

triadic

#A3F366 #66A3F3 #F366A3

tetradic

#A3F366 #66E9F3 #B666F3 #F37066

square

#A3F366 #66E9F3 #B666F3 #F37066

split-complementary

#A3F366 #7066F3 #F366E9

monochromatic

#62CE10 #81EF2D #A3F366 #C5F79F #E7FCD7

Accessibility & contrast

On white

1.35

#A3F366 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.57

#A3F366 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #A3F366

15.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A3F366	#FFFFFF	#000000	##000000
##A3F366	1.00	1.35	15.57	15.57
#FFFFFF	1.35	1.00	21.00	21.00
#000000	15.57	21.00	1.00	1.00
##000000	15.57	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FCE257

Deuteranopia (green-blind)

#F1DB70

Tritanopia (blue-blind)

#A3EAD4

Achromatopsia (no color)

#DEDEDE

Design tokens & code

CSS

--color: #a3f366;
/* rgb */ color: rgb(163, 243, 102);
/* oklch */ color: oklch(88.4% 0.191 133.7);

Tailwind

colors: {
  custom: {
    50: '#c2f796',
    500: '#a3f366',
    950: '#000000',
  },
}

SCSS

$custom: #a3f366;
$custom-light: #c2f796;
$custom-dark: #000000;

JSON

{
  "hex": "#a3f366",
  "rgb": {
    "r": 163,
    "g": 243,
    "b": 102
  },
  "hsl": {
    "h": 94.043,
    "s": 85.455,
    "l": 67.647
  },
  "oklch": {
    "l": 0.88362,
    "c": 0.19114,
    "h": 133.7
  },
  "luminance": 0.72847
}

Semantic roles & 50–950 ramp

primary

#A3F366

secondary

#8933CA

accent

#04E282

background

#FDFFFC

surface

#F9FFF5

border

#D2D7CF

text

#13170E

muted

#82857F

Preview Lab

Preview with #A3F366

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

Preview Lab → · Contrast checker → · Palette generator →