#A1D143#A1D143

#A1D143 is a light, vivid yellow-green. Relative luminance 0.536; OKLCH L 80.0% C 0.175 H 126.3°. Best body text is #000000 at 11.72:1 contrast (WCAG AA passes).

Color values

HEX	#A1D143
RGB	rgb(161, 209, 67)
HSL	hsl(80, 61%, 54%)
HSV	hsv(80, 68%, 82%)
CMYK	cmyk(23%, 0%, 67.9%, 18%)
CIE-LAB	lab(78.22, -36.12, 62.41)
CIE-LCH	lch(78.22, 72.11, 120.06°)
OKLab	oklab(79.99% -0.1036 0.1411)
OKLCH	oklch(79.99% 0.175 126.3)
XYZ	xyz(38.5117, 53.5827, 13.6226)
Luminance	0.5358 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A1D143 #7343D1

analogous

#D1BA43 #A1D143 #5AD143

triadic

#A1D143 #43A1D1 #D143A1

tetradic

#A1D143 #43D1BA #7343D1 #D1435A

square

#A1D143 #43D1BA #7343D1 #D1435A

split-complementary

#A1D143 #435AD1 #BA43D1

monochromatic

#5C7B1E #81AD2A #A1D143 #BADD74 #D2E9A5

Accessibility & contrast

On white

1.79

#A1D143 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.72

#A1D143 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #A1D143

11.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A1D143	#FFFFFF	#000000	##000000
##A1D143	1.00	1.79	11.72	11.72
#FFFFFF	1.79	1.00	21.00	21.00
#000000	11.72	21.00	1.00	1.00
##000000	11.72	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DCC32E

Deuteranopia (green-blind)

#D5C14F

Tritanopia (blue-blind)

#A7C7B5

Achromatopsia (no color)

#C1C1C1

Design tokens & code

CSS

--color: #a1d143;
/* rgb */ color: rgb(161, 209, 67);
/* oklch */ color: oklch(80.0% 0.175 126.3);

Tailwind

colors: {
  custom: {
    50: '#c0df7f',
    500: '#a1d143',
    950: '#000000',
  },
}

SCSS

$custom: #a1d143;
$custom-light: #c0df7f;
$custom-dark: #000000;

JSON

{
  "hex": "#a1d143",
  "rgb": {
    "r": 161,
    "g": 209,
    "b": 67
  },
  "hsl": {
    "h": 80.282,
    "s": 60.684,
    "l": 54.118
  },
  "oklch": {
    "l": 0.79993,
    "c": 0.17504,
    "h": 126.3
  },
  "luminance": 0.53583
}

Semantic roles & 50–950 ramp

primary

#A1D143

secondary

#4F3583

accent

#44E47A

background

#FDFEFB

surface

#F9FCF2

border

#D2D5CC

text

#13150B

muted

#82847E

Preview Lab

Preview with #A1D143

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

Preview Lab → · Contrast checker → · Palette generator →