#A1D559#A1D559

#A1D559 is a light, vivid yellow-green. Relative luminance 0.559; OKLCH L 81.1% C 0.163 H 128.6°. Best body text is #000000 at 12.18:1 contrast (WCAG AA passes).

Color values

HEX	#A1D559
RGB	rgb(161, 213, 89)
HSL	hsl(85, 60%, 59%)
HSV	hsv(85, 58%, 84%)
CMYK	cmyk(24.4%, 0%, 58.2%, 16.5%)
CIE-LAB	lab(79.55, -36.23, 54.74)
CIE-LCH	lch(79.55, 65.65, 123.50°)
OKLab	oklab(81.13% -0.102 0.1276)
OKLCH	oklch(81.13% 0.163 128.6)
XYZ	xyz(40.2952, 55.8860, 18.1134)
Luminance	0.5589 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A1D559 #8D59D5

analogous

#D5CB59 #A1D559 #63D559

triadic

#A1D559 #59A1D5 #D559A1

tetradic

#A1D559 #59D5CB #8D59D5 #D55963

square

#A1D559 #59D5CB #8D59D5 #D55963

split-complementary

#A1D559 #5963D5 #CB59D5

monochromatic

#628F24 #84C031 #A1D559 #BDE18A #D8EEBB

Accessibility & contrast

On white

1.72

#A1D559 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.18

#A1D559 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #A1D559

12.18:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A1D559	#FFFFFF	#000000	##000000
##A1D559	1.00	1.72	12.18	12.18
#FFFFFF	1.72	1.00	21.00	21.00
#000000	12.18	21.00	1.00	1.00
##000000	12.18	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DFC74C

Deuteranopia (green-blind)

#D7C462

Tritanopia (blue-blind)

#A5CCBA

Achromatopsia (no color)

#C5C5C5

Design tokens & code

CSS

--color: #a1d559;
/* rgb */ color: rgb(161, 213, 89);
/* oklch */ color: oklch(81.1% 0.163 128.6);

Tailwind

colors: {
  custom: {
    50: '#c0e28c',
    500: '#a1d559',
    950: '#000000',
  },
}

SCSS

$custom: #a1d559;
$custom-light: #c0e28c;
$custom-dark: #000000;

JSON

{
  "hex": "#a1d559",
  "rgb": {
    "r": 161,
    "g": 213,
    "b": 89
  },
  "hsl": {
    "h": 85.161,
    "s": 59.615,
    "l": 59.216
  },
  "oklch": {
    "l": 0.81129,
    "c": 0.16334,
    "h": 128.6
  },
  "luminance": 0.55887
}

Semantic roles & 50–950 ramp

primary

#A1D559

secondary

#623D95

accent

#45E387

background

#FDFEFC

surface

#F9FCF4

border

#D2D5CE

text

#13150C

muted

#82847F

Preview Lab

Preview with #A1D559

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

Preview Lab → · Contrast checker → · Palette generator →