#A3D42F#A3D42F

#A3D42F is a light, vivid yellow-green. Relative luminance 0.551; OKLCH L 80.7% C 0.189 H 125.5°. Best body text is #000000 at 12.02:1 contrast (WCAG AA passes).

Color values

HEX#A3D42F
RGBrgb(163, 212, 47)
HSLhsl(78, 66%, 51%)
HSVhsv(78, 78%, 83%)
CMYKcmyk(23.1%, 0%, 77.8%, 16.9%)
CIE-LABlab(79.09, -37.80, 70.07)
CIE-LCHlch(79.09, 79.62, 118.34°)
OKLaboklab(80.69% -0.1098 0.1541)
OKLCHoklch(80.69% 0.189 125.5)
XYZxyz(39.1611, 55.0782, 11.2567)
Luminance0.5508 (WCAG relative)
Temperaturewarm
Familyyellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#A3D42F #602FD4
analogous
#D4B22F #A3D42F #50D42F
triadic
#A3D42F #2FA3D4 #D42FA3
tetradic
#A3D42F #2FD4B2 #602FD4 #D42F50
square
#A3D42F #2FD4B2 #602FD4 #D42F50
split-complementary
#A3D42F #2F50D4 #B22FD4
monochromatic
#577117 #7DA422 #A3D42F #B9DE62 #D0E994

Accessibility & contrast

On white

1.75
#A3D42F on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

12.02
#A3D42F on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #A3D42F
12.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##A3D42F#FFFFFF#000000##000000
##A3D42F1.001.7512.0212.02
#FFFFFF1.751.0021.0021.00
#00000012.0221.001.001.00
##00000012.0221.001.001.00

Color blindness preview

Protanopia (red-blind)
#E0C600
Deuteranopia (green-blind)
#D9C340
Tritanopia (blue-blind)
#AACAB6
Achromatopsia (no color)
#C4C4C4

Design tokens & code

CSS
--color: #a3d42f;
/* rgb */ color: rgb(163, 212, 47);
/* oklch */ color: oklch(80.7% 0.189 125.5);
Tailwind
colors: {
  custom: {
    50: '#c3e175',
    500: '#a3d42f',
    950: '#000000',
  },
}
SCSS
$custom: #a3d42f;
$custom-light: #c3e175;
$custom-dark: #000000;
JSON
{
  "hex": "#a3d42f",
  "rgb": {
    "r": 163,
    "g": 212,
    "b": 47
  },
  "hsl": {
    "h": 77.818,
    "s": 65.737,
    "l": 50.784
  },
  "oklch": {
    "l": 0.80691,
    "c": 0.18924,
    "h": 125.5
  },
  "luminance": 0.55079
}

Semantic roles & 50–950 ramp

primary
#A3D42F
secondary
#442D7A
accent
#3FE971
background
#FDFEFB
surface
#F9FCF1
border
#D2D5CB
text
#131509
muted
#82847D

Preview Lab

Preview with #A3D42F

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

Preview Lab → · Contrast checker → · Palette generator →

#A3D42F Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva