#A3D549#A3D549

#A3D549 is a light, vivid yellow-green. Relative luminance 0.559; OKLCH L 81.1% C 0.175 H 126.9°. Best body text is #000000 at 12.17:1 contrast (WCAG AA passes).

Color values

HEX	#A3D549
RGB	rgb(163, 213, 73)
HSL	hsl(81, 63%, 56%)
HSV	hsv(81, 66%, 84%)
CMYK	cmyk(23.5%, 0%, 65.7%, 16.5%)
CIE-LAB	lab(79.53, -36.76, 61.48)
CIE-LCH	lch(79.53, 71.64, 120.88°)
OKLab	oklab(81.1% -0.1049 0.1399)
OKLCH	oklch(81.1% 0.175 126.9)
XYZ	xyz(40.1012, 55.8554, 14.9705)
Luminance	0.5586 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A3D549 #7B49D5

analogous

#D5C149 #A3D549 #5DD549

triadic

#A3D549 #49A3D5 #D549A3

tetradic

#A3D549 #49D5C1 #7B49D5 #D5495D

square

#A3D549 #49D5C1 #7B49D5 #D5495D

split-complementary

#A3D549 #495DD5 #C149D5

monochromatic

#60851F #84B72A #A3D549 #BCE07B #D5ECAC

Accessibility & contrast

On white

1.73

#A3D549 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.17

#A3D549 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #A3D549

12.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A3D549	#FFFFFF	#000000	##000000
##A3D549	1.00	1.73	12.17	12.17
#FFFFFF	1.73	1.00	21.00	21.00
#000000	12.17	21.00	1.00	1.00
##000000	12.17	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E0C736

Deuteranopia (green-blind)

#D9C454

Tritanopia (blue-blind)

#A9CBB8

Achromatopsia (no color)

#C5C5C5

Design tokens & code

CSS

--color: #a3d549;
/* rgb */ color: rgb(163, 213, 73);
/* oklch */ color: oklch(81.1% 0.175 126.9);

Tailwind

colors: {
  custom: {
    50: '#c2e283',
    500: '#a3d549',
    950: '#000000',
  },
}

SCSS

$custom: #a3d549;
$custom-light: #c2e283;
$custom-dark: #000000;

JSON

{
  "hex": "#a3d549",
  "rgb": {
    "r": 163,
    "g": 213,
    "b": 73
  },
  "hsl": {
    "h": 81.429,
    "s": 62.5,
    "l": 56.078
  },
  "oklch": {
    "l": 0.81102,
    "c": 0.17491,
    "h": 126.9
  },
  "luminance": 0.55856
}

Semantic roles & 50–950 ramp

primary

#A3D549

secondary

#55378C

accent

#42E67D

background

#FDFEFB

surface

#F9FCF2

border

#D2D5CC

text

#13150B

muted

#82847E

Preview Lab

Preview with #A3D549

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

Preview Lab → · Contrast checker → · Palette generator →