#A4DD51#A4DD51

#A4DD51 is a very light, vivid yellow-green. Relative luminance 0.602; OKLCH L 83.1% C 0.179 H 128.6°. Best body text is #000000 at 13.04:1 contrast (WCAG AA passes).

Color values

HEX	#A4DD51
RGB	rgb(164, 221, 81)
HSL	hsl(84, 67%, 59%)
HSV	hsv(84, 63%, 87%)
CMYK	cmyk(25.8%, 0%, 63.3%, 13.3%)
CIE-LAB	lab(81.95, -39.38, 60.85)
CIE-LCH	lch(81.95, 72.48, 122.91°)
OKLab	oklab(83.09% -0.1115 0.1396)
OKLCH	oklch(83.09% 0.179 128.6)
XYZ	xyz(42.6513, 60.1985, 17.1553)
Luminance	0.6020 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A4DD51 #8A51DD

analogous

#DDD051 #A4DD51 #5EDD51

triadic

#A4DD51 #51A4DD #DD51A4

tetradic

#A4DD51 #51DDD0 #8A51DD #DD515E

square

#A4DD51 #51DDD0 #8A51DD #DD515E

split-complementary

#A4DD51 #515EDD #D051DD

monochromatic

#65961D #87C927 #A4DD51 #BFE784 #DAF1B7

Accessibility & contrast

On white

1.61

#A4DD51 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.04

#A4DD51 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #A4DD51

13.04:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A4DD51	#FFFFFF	#000000	##000000
##A4DD51	1.00	1.61	13.04	13.04
#FFFFFF	1.61	1.00	21.00	21.00
#000000	13.04	21.00	1.00	1.00
##000000	13.04	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E7CE3F

Deuteranopia (green-blind)

#DFCB5C

Tritanopia (blue-blind)

#A9D4C0

Achromatopsia (no color)

#CCCCCC

Design tokens & code

CSS

--color: #a4dd51;
/* rgb */ color: rgb(164, 221, 81);
/* oklch */ color: oklch(83.1% 0.179 128.6);

Tailwind

colors: {
  custom: {
    50: '#c2e888',
    500: '#a4dd51',
    950: '#000000',
  },
}

SCSS

$custom: #a4dd51;
$custom-light: #c2e888;
$custom-dark: #000000;

JSON

{
  "hex": "#a4dd51",
  "rgb": {
    "r": 164,
    "g": 221,
    "b": 81
  },
  "hsl": {
    "h": 84.429,
    "s": 67.308,
    "l": 59.216
  },
  "oklch": {
    "l": 0.83094,
    "c": 0.1787,
    "h": 128.6
  },
  "luminance": 0.60199
}

Semantic roles & 50–950 ramp

primary

#A4DD51

secondary

#60389B

accent

#3EEA84

background

#FDFEFC

surface

#F9FCF4

border

#D2D5CE

text

#13160C

muted

#82847F

Preview Lab

Preview with #A4DD51

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

Preview Lab → · Contrast checker → · Palette generator →