#A3CF3F#A3CF3F

#A3CF3F 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 11.55:1 contrast (WCAG AA passes).

Color values

HEX	#A3CF3F
RGB	rgb(163, 207, 63)
HSL	hsl(78, 60%, 53%)
HSV	hsv(78, 70%, 81%)
CMYK	cmyk(21.3%, 0%, 69.6%, 18.8%)
CIE-LAB	lab(77.74, -34.69, 63.47)
CIE-LCH	lch(77.74, 72.33, 118.66°)
OKLab	oklab(79.63% -0.1001 0.1427)
OKLCH	oklch(79.63% 0.174 125.1)
XYZ	xyz(38.3145, 52.7706, 12.8689)
Luminance	0.5277 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A3CF3F #6B3FCF

analogous

#CFB33F #A3CF3F #5BCF3F

triadic

#A3CF3F #3FA3CF #CF3FA3

tetradic

#A3CF3F #3FCFB3 #6B3FCF #CF3F5B

square

#A3CF3F #3FCFB3 #6B3FCF #CF3F5B

split-complementary

#A3CF3F #3F5BCF #B33FCF

monochromatic

#5B761E #81A72A #A3CF3F #BADB70 #D2E7A1

Accessibility & contrast

On white

1.82

#A3CF3F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.55

#A3CF3F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #A3CF3F

11.55:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A3CF3F	#FFFFFF	#000000	##000000
##A3CF3F	1.00	1.82	11.55	11.55
#FFFFFF	1.82	1.00	21.00	21.00
#000000	11.55	21.00	1.00	1.00
##000000	11.55	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DAC228

Deuteranopia (green-blind)

#D4C04B

Tritanopia (blue-blind)

#AAC5B3

Achromatopsia (no color)

#C0C0C0

Design tokens & code

CSS

--color: #a3cf3f;
/* rgb */ color: rgb(163, 207, 63);
/* oklch */ color: oklch(79.6% 0.174 125.1);

Tailwind

colors: {
  custom: {
    50: '#c2dd7c',
    500: '#a3cf3f',
    950: '#000000',
  },
}

SCSS

$custom: #a3cf3f;
$custom-light: #c2dd7c;
$custom-dark: #000000;

JSON

{
  "hex": "#a3cf3f",
  "rgb": {
    "r": 163,
    "g": 207,
    "b": 63
  },
  "hsl": {
    "h": 78.333,
    "s": 60,
    "l": 52.941
  },
  "oklch": {
    "l": 0.79629,
    "c": 0.17431,
    "h": 125.1
  },
  "luminance": 0.52771
}

Semantic roles & 50–950 ramp

primary

#A3CF3F

secondary

#4B347F

accent

#45E375

background

#FDFEFB

surface

#F9FCF2

border

#D2D5CC

text

#13150A

muted

#82847D

Preview Lab

Preview with #A3CF3F

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

Preview Lab → · Contrast checker → · Palette generator →