#A3FF2F#A3FF2F

#A3FF2F is a very light, highly saturated yellow-green. Relative luminance 0.795; OKLCH L 90.8% C 0.238 H 131.8°. Best body text is #000000 at 16.90:1 contrast (WCAG AA passes).

Color values

HEX	#A3FF2F
RGB	rgb(163, 255, 47)
HSL	hsl(87, 100%, 59%)
HSV	hsv(87, 82%, 100%)
CMYK	cmyk(36.1%, 0%, 81.6%, 0%)
CIE-LAB	lab(91.46, -55.91, 81.24)
CIE-LCH	lch(91.46, 98.62, 124.54°)
OKLab	oklab(90.77% -0.1588 0.1777)
OKLCH	oklch(90.77% 0.238 131.8)
XYZ	xyz(51.3768, 79.5096, 15.3286)
Luminance	0.7951 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A3FF2F #8B2FFF

analogous

#FFF32F #A3FF2F #3BFF2F

triadic

#A3FF2F #2FA3FF #FF2FA3

tetradic

#A3FF2F #2FFFF3 #8B2FFF #FF2F3B

square

#A3FF2F #2FFFF3 #8B2FFF #FF2F3B

split-complementary

#A3FF2F #2F3BFF #F32FFF

monochromatic

#64B400 #86F100 #A3FF2F #BEFF6C #D9FFA9

Accessibility & contrast

On white

1.24

#A3FF2F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

16.90

#A3FF2F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #A3FF2F

16.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A3FF2F	#FFFFFF	#000000	##000000
##A3FF2F	1.00	1.24	16.90	16.90
#FFFFFF	1.24	1.00	21.00	21.00
#000000	16.90	21.00	1.00	1.00
##000000	16.90	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFEB00

Deuteranopia (green-blind)

#FEE449

Tritanopia (blue-blind)

#A5F4DA

Achromatopsia (no color)

#E6E6E6

Design tokens & code

CSS

--color: #a3ff2f;
/* rgb */ color: rgb(163, 255, 47);
/* oklch */ color: oklch(90.8% 0.238 131.8);

Tailwind

colors: {
  custom: {
    50: '#c5ff7b',
    500: '#a3ff2f',
    950: '#000000',
  },
}

SCSS

$custom: #a3ff2f;
$custom-light: #c5ff7b;
$custom-dark: #000000;

JSON

{
  "hex": "#a3ff2f",
  "rgb": {
    "r": 163,
    "g": 255,
    "b": 47
  },
  "hsl": {
    "h": 86.538,
    "s": 100,
    "l": 59.216
  },
  "oklch": {
    "l": 0.90771,
    "c": 0.23831,
    "h": 131.8
  },
  "luminance": 0.79512
}

Semantic roles & 50–950 ramp

primary

#A3FF2F

secondary

#6120B3

accent

#29FF88

background

#FEFFFB

surface

#FBFFF2

border

#D4D7CC

text

#14180B

muted

#83867E

Preview Lab

Preview with #A3FF2F

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

Preview Lab → · Contrast checker → · Palette generator →