#A3CF40#A3CF40

#A3CF40 is a light, vivid yellow-green. Relative luminance 0.528; OKLCH L 79.6% C 0.174 H 125.1°. Best body text is #000000 at 11.56:1 contrast (WCAG AA passes).

Color values

HEX	#A3CF40
RGB	rgb(163, 207, 64)
HSL	hsl(78, 60%, 53%)
HSV	hsv(78, 69%, 81%)
CMYK	cmyk(21.3%, 0%, 69.1%, 18.8%)
CIE-LAB	lab(77.75, -34.63, 63.10)
CIE-LCH	lch(77.75, 71.98, 118.76°)
OKLab	oklab(79.64% -0.0999 0.1421)
OKLCH	oklch(79.64% 0.174 125.1)
XYZ	xyz(38.3427, 52.7819, 13.0174)
Luminance	0.5278 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A3CF40 #6C40CF

analogous

#CFB440 #A3CF40 #5BCF40

triadic

#A3CF40 #40A3CF #CF40A3

tetradic

#A3CF40 #40CFB4 #6C40CF #CF405B

square

#A3CF40 #40CFB4 #6C40CF #CF405B

split-complementary

#A3CF40 #405BCF #B440CF

monochromatic

#5B771E #81A82A #A3CF40 #BBDB71 #D2E8A2

Accessibility & contrast

On white

1.82

#A3CF40 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.56

#A3CF40 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #A3CF40

11.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A3CF40	#FFFFFF	#000000	##000000
##A3CF40	1.00	1.82	11.56	11.56
#FFFFFF	1.82	1.00	21.00	21.00
#000000	11.56	21.00	1.00	1.00
##000000	11.56	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DAC229

Deuteranopia (green-blind)

#D4C04C

Tritanopia (blue-blind)

#AAC5B3

Achromatopsia (no color)

#C0C0C0

Design tokens & code

CSS

--color: #a3cf40;
/* rgb */ color: rgb(163, 207, 64);
/* oklch */ color: oklch(79.6% 0.174 125.1);

Tailwind

colors: {
  custom: {
    50: '#c2dd7d',
    500: '#a3cf40',
    950: '#000000',
  },
}

SCSS

$custom: #a3cf40;
$custom-light: #c2dd7d;
$custom-dark: #000000;

JSON

{
  "hex": "#a3cf40",
  "rgb": {
    "r": 163,
    "g": 207,
    "b": 64
  },
  "hsl": {
    "h": 78.462,
    "s": 59.833,
    "l": 53.137
  },
  "oklch": {
    "l": 0.79636,
    "c": 0.17365,
    "h": 125.1
  },
  "luminance": 0.52782
}

Semantic roles & 50–950 ramp

primary

#A3CF40

secondary

#4B347F

accent

#45E375

background

#FDFEFB

surface

#F9FCF2

border

#D2D5CC

text

#13150A

muted

#82847D

Preview Lab

Preview with #A3CF40

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

Preview Lab → · Contrast checker → · Palette generator →