#A3D555#A3D555

#A3D555 is a light, vivid yellow-green. Relative luminance 0.560; OKLCH L 81.2% C 0.166 H 127.7°. Best body text is #000000 at 12.21:1 contrast (WCAG AA passes).

Color values

HEX	#A3D555
RGB	rgb(163, 213, 85)
HSL	hsl(83, 60%, 58%)
HSV	hsv(83, 60%, 84%)
CMYK	cmyk(23.5%, 0%, 60.1%, 16.5%)
CIE-LAB	lab(79.63, -35.84, 56.62)
CIE-LCH	lch(79.63, 67.00, 122.33°)
OKLab	oklab(81.22% -0.1014 0.1311)
OKLCH	oklch(81.22% 0.166 127.7)
XYZ	xyz(40.5381, 56.0302, 17.2717)
Luminance	0.5603 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A3D555 #8755D5

analogous

#D5C755 #A3D555 #63D555

triadic

#A3D555 #55A3D5 #D555A3

tetradic

#A3D555 #55D5C7 #8755D5 #D55563

square

#A3D555 #55D5C7 #8755D5 #D55563

split-complementary

#A3D555 #5563D5 #C755D5

monochromatic

#638D23 #86BE2F #A3D555 #BEE186 #D8EDB7

Accessibility & contrast

On white

1.72

#A3D555 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.21

#A3D555 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #A3D555

12.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A3D555	#FFFFFF	#000000	##000000
##A3D555	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)

#DFC747

Deuteranopia (green-blind)

#D8C45E

Tritanopia (blue-blind)

#A8CCBA

Achromatopsia (no color)

#C5C5C5

Design tokens & code

CSS

--color: #a3d555;
/* rgb */ color: rgb(163, 213, 85);
/* oklch */ color: oklch(81.2% 0.166 127.7);

Tailwind

colors: {
  custom: {
    50: '#c1e28a',
    500: '#a3d555',
    950: '#000000',
  },
}

SCSS

$custom: #a3d555;
$custom-light: #c1e28a;
$custom-dark: #000000;

JSON

{
  "hex": "#a3d555",
  "rgb": {
    "r": 163,
    "g": 213,
    "b": 85
  },
  "hsl": {
    "h": 83.438,
    "s": 60.377,
    "l": 58.431
  },
  "oklch": {
    "l": 0.81215,
    "c": 0.16572,
    "h": 127.7
  },
  "luminance": 0.56031
}

Semantic roles & 50–950 ramp

primary

#A3D555

secondary

#5E3C93

accent

#44E482

background

#FDFEFC

surface

#F9FCF4

border

#D2D5CE

text

#13150C

muted

#82847F

Preview Lab

Preview with #A3D555

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

Preview Lab → · Contrast checker → · Palette generator →