#A3D556#A3D556

#A3D556 is a light, vivid yellow-green. Relative luminance 0.560; OKLCH L 81.2% C 0.165 H 127.8°. Best body text is #000000 at 12.21:1 contrast (WCAG AA passes).

Color values

HEX	#A3D556
RGB	rgb(163, 213, 86)
HSL	hsl(84, 60%, 59%)
HSV	hsv(84, 60%, 84%)
CMYK	cmyk(23.5%, 0%, 59.6%, 16.5%)
CIE-LAB	lab(79.64, -35.75, 56.19)
CIE-LCH	lch(79.64, 66.60, 122.47°)
OKLab	oklab(81.23% -0.101 0.1303)
OKLCH	oklch(81.23% 0.165 127.8)
XYZ	xyz(40.5781, 56.0462, 17.4824)
Luminance	0.5605 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A3D556 #8856D5

analogous

#D5C756 #A3D556 #63D556

triadic

#A3D556 #56A3D5 #D556A3

tetradic

#A3D556 #56D5C7 #8856D5 #D55663

square

#A3D556 #56D5C7 #8856D5 #D55663

split-complementary

#A3D556 #5663D5 #C756D5

monochromatic

#648D23 #86BE2F #A3D556 #BEE187 #D8EDB8

Accessibility & contrast

On white

1.72

#A3D556 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.21

#A3D556 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #A3D556

12.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A3D556	#FFFFFF	#000000	##000000
##A3D556	1.00	1.72	12.21	12.21
#FFFFFF	1.72	1.00	21.00	21.00
#000000	12.21	21.00	1.00	1.00
##000000	12.21	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DFC848

Deuteranopia (green-blind)

#D8C45F

Tritanopia (blue-blind)

#A8CCBA

Achromatopsia (no color)

#C5C5C5

Design tokens & code

CSS

--color: #a3d556;
/* rgb */ color: rgb(163, 213, 86);
/* oklch */ color: oklch(81.2% 0.165 127.8);

Tailwind

colors: {
  custom: {
    50: '#c1e28a',
    500: '#a3d556',
    950: '#000000',
  },
}

SCSS

$custom: #a3d556;
$custom-light: #c1e28a;
$custom-dark: #000000;

JSON

{
  "hex": "#a3d556",
  "rgb": {
    "r": 163,
    "g": 213,
    "b": 86
  },
  "hsl": {
    "h": 83.622,
    "s": 60.19,
    "l": 58.627
  },
  "oklch": {
    "l": 0.81225,
    "c": 0.1649,
    "h": 127.8
  },
  "luminance": 0.56047
}

Semantic roles & 50–950 ramp

primary

#A3D556

secondary

#5E3C93

accent

#44E383

background

#FDFEFC

surface

#F9FCF4

border

#D2D5CE

text

#13150C

muted

#82847F

Preview Lab

Preview with #A3D556

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

Preview Lab → · Contrast checker → · Palette generator →