#A1DD57#A1DD57

#A1DD57 is a very light, vivid yellow-green. Relative luminance 0.600; OKLCH L 83.0% C 0.175 H 129.9°. Best body text is #000000 at 13.00:1 contrast (WCAG AA passes).

Color values

HEX	#A1DD57
RGB	rgb(161, 221, 87)
HSL	hsl(87, 66%, 60%)
HSV	hsv(87, 61%, 87%)
CMYK	cmyk(27.1%, 0%, 60.6%, 13.3%)
CIE-LAB	lab(81.83, -40.00, 58.16)
CIE-LCH	lch(81.83, 70.59, 124.51°)
OKLab	oklab(82.97% -0.1126 0.1347)
OKLCH	oklch(82.97% 0.176 129.9)
XYZ	xyz(42.2744, 59.9770, 18.3644)
Luminance	0.5998 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Spring Green (survey)

#A9F971

ΔE00 6.30

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A1DD57 #9357DD

analogous

#DDD657 #A1DD57 #5EDD57

triadic

#A1DD57 #57A1DD #DD57A1

tetradic

#A1DD57 #57DDD6 #9357DD #DD575E

square

#A1DD57 #57DDD6 #9357DD #DD575E

split-complementary

#A1DD57 #575EDD #D657DD

monochromatic

#639A1F #84CD2A #A1DD57 #BDE78A #DAF2BD

Accessibility & contrast

On white

1.62

#A1DD57 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.00

#A1DD57 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #A1DD57

13.00:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A1DD57	#FFFFFF	#000000	##000000
##A1DD57	1.00	1.62	13.00	13.00
#FFFFFF	1.62	1.00	21.00	21.00
#000000	13.00	21.00	1.00	1.00
##000000	13.00	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E7CE48

Deuteranopia (green-blind)

#DECA61

Tritanopia (blue-blind)

#A5D4C1

Achromatopsia (no color)

#CBCBCB

Design tokens & code

CSS

--color: #a1dd57;
/* rgb */ color: rgb(161, 221, 87);
/* oklch */ color: oklch(83.0% 0.175 129.9);

Tailwind

colors: {
  custom: {
    50: '#c0e88b',
    500: '#a1dd57',
    950: '#000000',
  },
}

SCSS

$custom: #a1dd57;
$custom-light: #c0e88b;
$custom-dark: #000000;

JSON

{
  "hex": "#a1dd57",
  "rgb": {
    "r": 161,
    "g": 221,
    "b": 87
  },
  "hsl": {
    "h": 86.866,
    "s": 66.337,
    "l": 60.392
  },
  "oklch": {
    "l": 0.82968,
    "c": 0.1755,
    "h": 129.9
  },
  "luminance": 0.59978
}

Semantic roles & 50–950 ramp

primary

#A1DD57

secondary

#673A9E

accent

#17CE69

background

#FDFEFC

surface

#F9FCF4

border

#D2D5CE

text

#13160C

muted

#82847F

Preview Lab

Preview with #A1DD57

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

Preview Lab → · Contrast checker → · Palette generator →