#A3C63F#A3C63F

#A3C63F is a light, vivid yellow-green. Relative luminance 0.485; OKLCH L 77.5% C 0.163 H 122.9°. Best body text is #000000 at 10.71:1 contrast (WCAG AA passes).

Color values

HEX	#A3C63F
RGB	rgb(163, 198, 63)
HSL	hsl(76, 54%, 51%)
HSV	hsv(76, 68%, 78%)
CMYK	cmyk(17.7%, 0%, 68.2%, 22.4%)
CIE-LAB	lab(75.16, -30.51, 60.85)
CIE-LCH	lch(75.16, 68.07, 116.63°)
OKLab	oklab(77.54% -0.0886 0.1372)
OKLCH	oklch(77.54% 0.163 122.9)
XYZ	xyz(36.1959, 48.5334, 12.1627)
Luminance	0.4853 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A3C63F #623FC6

analogous

#C6A63F #A3C63F #5FC63F

triadic

#A3C63F #3FA3C6 #C63FA3

tetradic

#A3C63F #3FC6A6 #623FC6 #C63F5F

square

#A3C63F #3FC6A6 #623FC6 #C63F5F

split-complementary

#A3C63F #3F5FC6 #A63FC6

monochromatic

#576B20 #7E9A2E #A3C63F #BAD46E #D0E29D

Accessibility & contrast

On white

1.96

#A3C63F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.71

#A3C63F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #A3C63F

10.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A3C63F	#FFFFFF	#000000	##000000
##A3C63F	1.00	1.96	10.71	10.71
#FFFFFF	1.96	1.00	21.00	21.00
#000000	10.71	21.00	1.00	1.00
##000000	10.71	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D1BA2B

Deuteranopia (green-blind)

#CDB94A

Tritanopia (blue-blind)

#ABBCAB

Achromatopsia (no color)

#B9B9B9

Design tokens & code

CSS

--color: #a3c63f;
/* rgb */ color: rgb(163, 198, 63);
/* oklch */ color: oklch(77.5% 0.163 122.9);

Tailwind

colors: {
  custom: {
    50: '#c1d77c',
    500: '#a3c63f',
    950: '#000000',
  },
}

SCSS

$custom: #a3c63f;
$custom-light: #c1d77c;
$custom-dark: #000000;

JSON

{
  "hex": "#a3c63f",
  "rgb": {
    "r": 163,
    "g": 198,
    "b": 63
  },
  "hsl": {
    "h": 75.556,
    "s": 54.217,
    "l": 51.176
  },
  "oklch": {
    "l": 0.77544,
    "c": 0.16333,
    "h": 122.9
  },
  "luminance": 0.48534
}

Semantic roles & 50–950 ramp

primary

#A3C63F

secondary

#A293CE

accent

#4ADE70

background

#FCFDF7

surface

#F8FAEE

border

#D1D3C9

text

#13140A

muted

#82837C

Preview Lab

Preview with #A3C63F

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

Preview Lab → · Contrast checker → · Palette generator →