#A3FF4E#A3FF4E

#A3FF4E is a very light, highly saturated yellow-green. Relative luminance 0.799; OKLCH L 90.9% C 0.223 H 133.1°. Best body text is #000000 at 16.97:1 contrast (WCAG AA passes).

Color values

HEX	#A3FF4E
RGB	rgb(163, 255, 78)
HSL	hsl(91, 100%, 65%)
HSV	hsv(91, 69%, 100%)
CMYK	cmyk(36.1%, 0%, 69.4%, 0%)
CIE-LAB	lab(91.62, -54.31, 72.11)
CIE-LCH	lch(91.62, 90.28, 126.99°)
OKLab	oklab(90.95% -0.1525 0.1629)
OKLCH	oklch(90.95% 0.223 133.1)
XYZ	xyz(52.2386, 79.8543, 19.8672)
Luminance	0.7986 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A3FF4E #AA4EFF

analogous

#FCFF4E #A3FF4E #4EFF51

triadic

#A3FF4E #4EA3FF #FF4EA3

tetradic

#A3FF4E #4EFCFF #AA4EFF #FF514E

square

#A3FF4E #4EFCFF #AA4EFF #FF514E

split-complementary

#A3FF4E #514EFF #FF4EFC

monochromatic

#65D300 #83FF11 #A3FF4E #C3FF8B #E3FFC8

Accessibility & contrast

On white

1.24

#A3FF4E on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

16.97

#A3FF4E on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #A3FF4E

16.97:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A3FF4E	#FFFFFF	#000000	##000000
##A3FF4E	1.00	1.24	16.97	16.97
#FFFFFF	1.24	1.00	21.00	21.00
#000000	16.97	21.00	1.00	1.00
##000000	16.97	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#FFEC31

Deuteranopia (green-blind)

#FCE45E

Tritanopia (blue-blind)

#A4F5DC

Achromatopsia (no color)

#E7E7E7

Design tokens & code

CSS

--color: #a3ff4e;
/* rgb */ color: rgb(163, 255, 78);
/* oklch */ color: oklch(90.9% 0.223 133.1);

Tailwind

colors: {
  custom: {
    50: '#c4ff89',
    500: '#a3ff4e',
    950: '#000000',
  },
}

SCSS

$custom: #a3ff4e;
$custom-light: #c4ff89;
$custom-dark: #000000;

JSON

{
  "hex": "#a3ff4e",
  "rgb": {
    "r": 163,
    "g": 255,
    "b": 78
  },
  "hsl": {
    "h": 91.186,
    "s": 100,
    "l": 65.294
  },
  "oklch": {
    "l": 0.90947,
    "c": 0.22316,
    "h": 133.1
  },
  "luminance": 0.79857
}

Semantic roles & 50–950 ramp

primary

#A3FF4E

secondary

#7C24CD

accent

#00E677

background

#FEFFFC

surface

#FAFFF4

border

#D3D7CE

text

#13180C

muted

#83867F

Preview Lab

Preview with #A3FF4E

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

Preview Lab → · Contrast checker → · Palette generator →