#A3E449#A3E449

#A3E449 is a very light, vivid yellow-green. Relative luminance 0.638; OKLCH L 84.6% C 0.194 H 129.5°. Best body text is #000000 at 13.75:1 contrast (WCAG AA passes).

Color values

HEX#A3E449
RGBrgb(163, 228, 73)
HSLhsl(85, 74%, 59%)
HSVhsv(85, 68%, 89%)
CMYKcmyk(28.5%, 0%, 68%, 10.6%)
CIE-LABlab(83.84, -43.40, 65.97)
CIE-LCHlch(83.84, 78.96, 123.34°)
OKLaboklab(84.6% -0.1231 0.1494)
OKLCHoklch(84.6% 0.194 129.5)
XYZxyz(44.0501, 63.7532, 16.2868)
Luminance0.6375 (WCAG relative)
Temperaturewarm
Familyyellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#A3E449 #8A49E4
analogous
#E4D749 #A3E449 #56E449
triadic
#A3E449 #49A3E4 #E449A3
tetradic
#A3E449 #49E4D7 #8A49E4 #E44956
square
#A3E449 #49E4D7 #8A49E4 #E44956
split-complementary
#A3E449 #4956E4 #D749E4
monochromatic
#649C17 #86D11F #A3E449 #BEEC7E #D9F4B4

Accessibility & contrast

On white

1.53
#A3E449 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

13.75
#A3E449 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #A3E449
13.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##A3E449#FFFFFF#000000##000000
##A3E4491.001.5313.7513.75
#FFFFFF1.531.0021.0021.00
#00000013.7521.001.001.00
##00000013.7521.001.001.00

Color blindness preview

Protanopia (red-blind)
#EED432
Deuteranopia (green-blind)
#E5D056
Tritanopia (blue-blind)
#A7DAC5
Achromatopsia (no color)
#D1D1D1

Design tokens & code

CSS
--color: #a3e449;
/* rgb */ color: rgb(163, 228, 73);
/* oklch */ color: oklch(84.6% 0.194 129.5);
Tailwind
colors: {
  custom: {
    50: '#c2ed84',
    500: '#a3e449',
    950: '#000000',
  },
}
SCSS
$custom: #a3e449;
$custom-light: #c2ed84;
$custom-dark: #000000;
JSON
{
  "hex": "#a3e449",
  "rgb": {
    "r": 163,
    "g": 228,
    "b": 73
  },
  "hsl": {
    "h": 85.161,
    "s": 74.163,
    "l": 59.02
  },
  "oklch": {
    "l": 0.84596,
    "c": 0.19358,
    "h": 129.5
  },
  "luminance": 0.63754
}

Semantic roles & 50–950 ramp

primary
#A3E449
secondary
#60329F
accent
#37F185
background
#FDFEFB
surface
#F9FDF2
border
#D2D5CC
text
#13160B
muted
#82847E

Preview Lab

Preview with #A3E449

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

Preview Lab → · Contrast checker → · Palette generator →

#A3E449 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva