#A1DF51#A1DF51

#A1DF51 is a very light, vivid yellow-green. Relative luminance 0.609; OKLCH L 83.4% C 0.183 H 129.7°. Best body text is #000000 at 13.19:1 contrast (WCAG AA passes).

Color values

HEX	#A1DF51
RGB	rgb(161, 223, 81)
HSL	hsl(86, 69%, 60%)
HSV	hsv(86, 64%, 87%)
CMYK	cmyk(27.8%, 0%, 63.7%, 12.5%)
CIE-LAB	lab(82.35, -41.36, 61.24)
CIE-LCH	lch(82.35, 73.90, 124.04°)
OKLab	oklab(83.38% -0.1168 0.1405)
OKLCH	oklch(83.38% 0.183 129.7)
XYZ	xyz(42.5706, 60.9454, 17.3037)
Luminance	0.6095 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Spring Green (survey)

#A9F971

ΔE00 6.09

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A1DF51 #8F51DF

analogous

#DFD651 #A1DF51 #5ADF51

triadic

#A1DF51 #51A1DF #DF51A1

tetradic

#A1DF51 #51DFD6 #8F51DF #DF515A

square

#A1DF51 #51DFD6 #8F51DF #DF515A

split-complementary

#A1DF51 #515ADF #D651DF

monochromatic

#63991C #84CD26 #A1DF51 #BDE985 #D9F2B8

Accessibility & contrast

On white

1.59

#A1DF51 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.19

#A1DF51 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #A1DF51

13.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A1DF51	#FFFFFF	#000000	##000000
##A1DF51	1.00	1.59	13.19	13.19
#FFFFFF	1.59	1.00	21.00	21.00
#000000	13.19	21.00	1.00	1.00
##000000	13.19	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E9D03F

Deuteranopia (green-blind)

#E0CB5C

Tritanopia (blue-blind)

#A5D6C2

Achromatopsia (no color)

#CDCDCD

Design tokens & code

CSS

--color: #a1df51;
/* rgb */ color: rgb(161, 223, 81);
/* oklch */ color: oklch(83.4% 0.183 129.7);

Tailwind

colors: {
  custom: {
    50: '#c1e988',
    500: '#a1df51',
    950: '#000000',
  },
}

SCSS

$custom: #a1df51;
$custom-light: #c1e988;
$custom-dark: #000000;

JSON

{
  "hex": "#a1df51",
  "rgb": {
    "r": 161,
    "g": 223,
    "b": 81
  },
  "hsl": {
    "h": 86.197,
    "s": 68.932,
    "l": 59.608
  },
  "oklch": {
    "l": 0.83377,
    "c": 0.18269,
    "h": 129.7
  },
  "luminance": 0.60947
}

Semantic roles & 50–950 ramp

primary

#A1DF51

secondary

#64379D

accent

#3CEC89

background

#FDFEFC

surface

#F9FDF4

border

#D2D5CE

text

#13160C

muted

#82847F

Preview Lab

Preview with #A1DF51

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

Preview Lab → · Contrast checker → · Palette generator →