#A3DB51#A3DB51

#A3DB51 is a very light, vivid yellow-green. Relative luminance 0.590; OKLCH L 82.6% C 0.177 H 128.5°. Best body text is #000000 at 12.81:1 contrast (WCAG AA passes).

Color values

HEX	#A3DB51
RGB	rgb(163, 219, 81)
HSL	hsl(84, 66%, 59%)
HSV	hsv(84, 63%, 86%)
CMYK	cmyk(25.6%, 0%, 63%, 14.1%)
CIE-LAB	lab(81.32, -38.86, 60.15)
CIE-LCH	lch(81.32, 71.61, 122.87°)
OKLab	oklab(82.57% -0.11 0.1381)
OKLCH	oklch(82.57% 0.177 128.5)
XYZ	xyz(41.9208, 59.0427, 16.9707)
Luminance	0.5904 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A3DB51 #8951DB

analogous

#DBCE51 #A3DB51 #5EDB51

triadic

#A3DB51 #51A3DB #DB51A3

tetradic

#A3DB51 #51DBCE #8951DB #DB515E

square

#A3DB51 #51DBCE #8951DB #DB515E

split-complementary

#A3DB51 #515EDB #CE51DB

monochromatic

#64931E #86C629 #A3DB51 #BEE584 #D9F0B6

Accessibility & contrast

On white

1.64

#A3DB51 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.81

#A3DB51 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #A3DB51

12.81:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A3DB51	#FFFFFF	#000000	##000000
##A3DB51	1.00	1.64	12.81	12.81
#FFFFFF	1.64	1.00	21.00	21.00
#000000	12.81	21.00	1.00	1.00
##000000	12.81	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E5CC40

Deuteranopia (green-blind)

#DDC95B

Tritanopia (blue-blind)

#A8D2BE

Achromatopsia (no color)

#CACACA

Design tokens & code

CSS

--color: #a3db51;
/* rgb */ color: rgb(163, 219, 81);
/* oklch */ color: oklch(82.6% 0.177 128.5);

Tailwind

colors: {
  custom: {
    50: '#c2e688',
    500: '#a3db51',
    950: '#000000',
  },
}

SCSS

$custom: #a3db51;
$custom-light: #c2e688;
$custom-dark: #000000;

JSON

{
  "hex": "#a3db51",
  "rgb": {
    "r": 163,
    "g": 219,
    "b": 81
  },
  "hsl": {
    "h": 84.348,
    "s": 65.714,
    "l": 58.824
  },
  "oklch": {
    "l": 0.82568,
    "c": 0.17662,
    "h": 128.5
  },
  "luminance": 0.59044
}

Semantic roles & 50–950 ramp

primary

#A3DB51

secondary

#5F3898

accent

#3FE984

background

#FDFEFC

surface

#F9FCF4

border

#D2D5CE

text

#13160C

muted

#82847F

Preview Lab

Preview with #A3DB51

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

Preview Lab → · Contrast checker → · Palette generator →