#A3E54A#A3E54A

#A3E54A is a very light, vivid yellow-green. Relative luminance 0.643; OKLCH L 84.8% C 0.194 H 129.7°. Best body text is #000000 at 13.86:1 contrast (WCAG AA passes).

Color values

HEX	#A3E54A
RGB	rgb(163, 229, 74)
HSL	hsl(86, 75%, 59%)
HSV	hsv(86, 68%, 90%)
CMYK	cmyk(28.8%, 0%, 67.7%, 10.2%)
CIE-LAB	lab(84.13, -43.76, 65.89)
CIE-LCH	lch(84.13, 79.10, 123.59°)
OKLab	oklab(84.84% -0.1241 0.1493)
OKLCH	oklch(84.84% 0.194 129.7)
XYZ	xyz(44.3594, 64.3183, 16.5548)
Luminance	0.6432 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Spring Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A3E54A #8C4AE5

analogous

#E5D94A #A3E54A #56E54A

triadic

#A3E54A #4AA3E5 #E54AA3

tetradic

#A3E54A #4AE5D9 #8C4AE5 #E54A56

square

#A3E54A #4AE5D9 #8C4AE5 #E54A56

split-complementary

#A3E54A #4A56E5 #D94AE5

monochromatic

#649E17 #86D31E #A3E54A #BEED80 #D9F4B5

Accessibility & contrast

On white

1.51

#A3E54A on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.86

#A3E54A on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #A3E54A

13.86:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A3E54A	#FFFFFF	#000000	##000000
##A3E54A	1.00	1.51	13.86	13.86
#FFFFFF	1.51	1.00	21.00	21.00
#000000	13.86	21.00	1.00	1.00
##000000	13.86	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#EFD533

Deuteranopia (green-blind)

#E6D057

Tritanopia (blue-blind)

#A7DBC6

Achromatopsia (no color)

#D2D2D2

Design tokens & code

CSS

--color: #a3e54a;
/* rgb */ color: rgb(163, 229, 74);
/* oklch */ color: oklch(84.8% 0.194 129.7);

Tailwind

colors: {
  custom: {
    50: '#c2ed85',
    500: '#a3e54a',
    950: '#000000',
  },
}

SCSS

$custom: #a3e54a;
$custom-light: #c2ed85;
$custom-dark: #000000;

JSON

{
  "hex": "#a3e54a",
  "rgb": {
    "r": 163,
    "g": 229,
    "b": 74
  },
  "hsl": {
    "h": 85.548,
    "s": 74.879,
    "l": 59.412
  },
  "oklch": {
    "l": 0.84837,
    "c": 0.19414,
    "h": 129.7
  },
  "luminance": 0.6432
}

Semantic roles & 50–950 ramp

primary

#A3E54A

secondary

#6132A1

accent

#36F186

background

#FDFFFB

surface

#F9FEF2

border

#D2D6CC

text

#13160B

muted

#82857E

Preview Lab

Preview with #A3E54A

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

Preview Lab → · Contrast checker → · Palette generator →