#A1DA51#A1DA51

#A1DA51 is a very light, vivid yellow-green. Relative luminance 0.583; OKLCH L 82.2% C 0.176 H 128.9°. Best body text is #000000 at 12.66:1 contrast (WCAG AA passes).

Color values

HEX	#A1DA51
RGB	rgb(161, 218, 81)
HSL	hsl(85, 65%, 59%)
HSV	hsv(85, 63%, 85%)
CMYK	cmyk(26.1%, 0%, 62.8%, 14.5%)
CIE-LAB	lab(80.91, -39.16, 59.68)
CIE-LCH	lch(80.91, 71.38, 123.27°)
OKLab	oklab(82.21% -0.1107 0.1372)
OKLCH	oklch(82.21% 0.176 128.9)
XYZ	xyz(41.2544, 58.3130, 16.8650)
Luminance	0.5831 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A1DA51 #8A51DA

analogous

#DACF51 #A1DA51 #5CDA51

triadic

#A1DA51 #51A1DA #DA51A1

tetradic

#A1DA51 #51DACF #8A51DA #DA515C

square

#A1DA51 #51DACF #8A51DA #DA515C

split-complementary

#A1DA51 #515CDA #CF51DA

monochromatic

#62921F #84C42A #A1DA51 #BCE583 #D8EFB6

Accessibility & contrast

On white

1.66

#A1DA51 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.66

#A1DA51 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #A1DA51

12.66:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A1DA51	#FFFFFF	#000000	##000000
##A1DA51	1.00	1.66	12.66	12.66
#FFFFFF	1.66	1.00	21.00	21.00
#000000	12.66	21.00	1.00	1.00
##000000	12.66	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E4CB40

Deuteranopia (green-blind)

#DCC85B

Tritanopia (blue-blind)

#A6D1BD

Achromatopsia (no color)

#C9C9C9

Design tokens & code

CSS

--color: #a1da51;
/* rgb */ color: rgb(161, 218, 81);
/* oklch */ color: oklch(82.2% 0.176 128.9);

Tailwind

colors: {
  custom: {
    50: '#c0e588',
    500: '#a1da51',
    950: '#000000',
  },
}

SCSS

$custom: #a1da51;
$custom-light: #c0e588;
$custom-dark: #000000;

JSON

{
  "hex": "#a1da51",
  "rgb": {
    "r": 161,
    "g": 218,
    "b": 81
  },
  "hsl": {
    "h": 84.964,
    "s": 64.929,
    "l": 58.627
  },
  "oklch": {
    "l": 0.82211,
    "c": 0.1763,
    "h": 128.9
  },
  "luminance": 0.58314
}

Semantic roles & 50–950 ramp

primary

#A1DA51

secondary

#603997

accent

#40E886

background

#FDFEFC

surface

#F9FCF4

border

#D2D5CE

text

#13160C

muted

#82847F

Preview Lab

Preview with #A1DA51

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

Preview Lab → · Contrast checker → · Palette generator →