#A3D542#A3D542

#A3D542 is a light, vivid yellow-green. Relative luminance 0.558; OKLCH L 81.0% C 0.180 H 126.5°. Best body text is #000000 at 12.15:1 contrast (WCAG AA passes).

Color values

HEX	#A3D542
RGB	rgb(163, 213, 66)
HSL	hsl(80, 64%, 55%)
HSV	hsv(80, 69%, 84%)
CMYK	cmyk(23.5%, 0%, 69%, 16.5%)
CIE-LAB	lab(79.48, -37.23, 64.12)
CIE-LCH	lch(79.48, 74.15, 120.14°)
OKLab	oklab(81.05% -0.1068 0.1445)
OKLCH	oklch(81.05% 0.18 126.5)
XYZ	xyz(39.8820, 55.7677, 13.8163)
Luminance	0.5577 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A3D542 #7442D5

analogous

#D5BD42 #A3D542 #5AD542

triadic

#A3D542 #42A3D5 #D542A3

tetradic

#A3D542 #42D5BD #7442D5 #D5425A

square

#A3D542 #42D5BD #7442D5 #D5425A

split-complementary

#A3D542 #425AD5 #BD42D5

monochromatic

#5E801C #83B228 #A3D542 #BBE074 #D4EBA6

Accessibility & contrast

On white

1.73

#A3D542 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.15

#A3D542 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #A3D542

12.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A3D542	#FFFFFF	#000000	##000000
##A3D542	1.00	1.73	12.15	12.15
#FFFFFF	1.73	1.00	21.00	21.00
#000000	12.15	21.00	1.00	1.00
##000000	12.15	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E0C72B

Deuteranopia (green-blind)

#D9C44E

Tritanopia (blue-blind)

#A9CBB8

Achromatopsia (no color)

#C5C5C5

Design tokens & code

CSS

--color: #a3d542;
/* rgb */ color: rgb(163, 213, 66);
/* oklch */ color: oklch(81.0% 0.180 126.5);

Tailwind

colors: {
  custom: {
    50: '#c2e27f',
    500: '#a3d542',
    950: '#000000',
  },
}

SCSS

$custom: #a3d542;
$custom-light: #c2e27f;
$custom-dark: #000000;

JSON

{
  "hex": "#a3d542",
  "rgb": {
    "r": 163,
    "g": 213,
    "b": 66
  },
  "hsl": {
    "h": 80.408,
    "s": 63.636,
    "l": 54.706
  },
  "oklch": {
    "l": 0.81046,
    "c": 0.17971,
    "h": 126.5
  },
  "luminance": 0.55768
}

Semantic roles & 50–950 ramp

primary

#A3D542

secondary

#503487

accent

#41E779

background

#FDFEFB

surface

#F9FCF2

border

#D2D5CC

text

#13150B

muted

#82847E

Preview Lab

Preview with #A3D542

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

Preview Lab → · Contrast checker → · Palette generator →