#A4DB51#A4DB51

#A4DB51 is a very light, vivid yellow-green. Relative luminance 0.592; OKLCH L 82.6% C 0.176 H 128.3°. Best body text is #000000 at 12.83:1 contrast (WCAG AA passes).

Color values

HEX	#A4DB51
RGB	rgb(164, 219, 81)
HSL	hsl(84, 66%, 59%)
HSV	hsv(84, 63%, 86%)
CMYK	cmyk(25.1%, 0%, 63%, 14.1%)
CIE-LAB	lab(81.37, -38.49, 60.23)
CIE-LCH	lch(81.37, 71.48, 122.58°)
OKLab	oklab(82.63% -0.1091 0.1383)
OKLCH	oklch(82.63% 0.176 128.3)
XYZ	xyz(42.1264, 59.1487, 16.9804)
Luminance	0.5915 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A4DB51 #8851DB

analogous

#DBCD51 #A4DB51 #5FDB51

triadic

#A4DB51 #51A4DB #DB51A4

tetradic

#A4DB51 #51DBCD #8851DB #DB515F

square

#A4DB51 #51DBCD #8851DB #DB515F

split-complementary

#A4DB51 #515FDB #CD51DB

monochromatic

#65931E #87C629 #A4DB51 #BFE584 #D9F0B6

Accessibility & contrast

On white

1.64

#A4DB51 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.83

#A4DB51 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #A4DB51

12.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A4DB51	#FFFFFF	#000000	##000000
##A4DB51	1.00	1.64	12.83	12.83
#FFFFFF	1.64	1.00	21.00	21.00
#000000	12.83	21.00	1.00	1.00
##000000	12.83	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E5CD40

Deuteranopia (green-blind)

#DEC95B

Tritanopia (blue-blind)

#A9D2BE

Achromatopsia (no color)

#CACACA

Design tokens & code

CSS

--color: #a4db51;
/* rgb */ color: rgb(164, 219, 81);
/* oklch */ color: oklch(82.6% 0.176 128.3);

Tailwind

colors: {
  custom: {
    50: '#c2e688',
    500: '#a4db51',
    950: '#000000',
  },
}

SCSS

$custom: #a4db51;
$custom-light: #c2e688;
$custom-dark: #000000;

JSON

{
  "hex": "#a4db51",
  "rgb": {
    "r": 164,
    "g": 219,
    "b": 81
  },
  "hsl": {
    "h": 83.913,
    "s": 65.714,
    "l": 58.824
  },
  "oklch": {
    "l": 0.8263,
    "c": 0.17615,
    "h": 128.3
  },
  "luminance": 0.5915
}

Semantic roles & 50–950 ramp

primary

#A4DB51

secondary

#5E3898

accent

#3FE983

background

#FDFEFC

surface

#F9FCF4

border

#D2D5CE

text

#13160C

muted

#82847F

Preview Lab

Preview with #A4DB51

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

Preview Lab → · Contrast checker → · Palette generator →