#A4E578#A4E578

#A4E578 is a very light, vivid yellow-green. Relative luminance 0.653; OKLCH L 85.4% C 0.156 H 134.0°. Best body text is #000000 at 14.06:1 contrast (WCAG AA passes).

Color values

HEX	#A4E578
RGB	rgb(164, 229, 120)
HSL	hsl(96, 68%, 68%)
HSV	hsv(96, 48%, 90%)
CMYK	cmyk(28.4%, 0%, 47.6%, 10.2%)
CIE-LAB	lab(84.63, -39.16, 46.46)
CIE-LCH	lch(84.63, 60.76, 130.12°)
OKLab	oklab(85.4% -0.108 0.1119)
OKLCH	oklch(85.4% 0.156 134)
XYZ	xyz(46.7184, 65.2857, 27.9056)
Luminance	0.6529 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Spring Green (survey)

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A4E578 #B978E5

analogous

#DAE578 #A4E578 #78E582

triadic

#A4E578 #78A4E5 #E578A4

tetradic

#A4E578 #78DAE5 #B978E5 #E58278

square

#A4E578 #78DAE5 #B978E5 #E58278

split-complementary

#A4E578 #8278E5 #E578DA

monochromatic

#63BE25 #81DB45 #A4E578 #C7EFAB #E9F9DF

Accessibility & contrast

On white

1.49

#A4E578 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.06

#A4E578 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #A4E578

14.06:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A4E578	#FFFFFF	#000000	##000000
##A4E578	1.00	1.49	14.06	14.06
#FFFFFF	1.49	1.00	21.00	21.00
#000000	14.06	21.00	1.00	1.00
##000000	14.06	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#ECD76F

Deuteranopia (green-blind)

#E3D17F

Tritanopia (blue-blind)

#A4DECC

Achromatopsia (no color)

#D3D3D3

Design tokens & code

CSS

--color: #a4e578;
/* rgb */ color: rgb(164, 229, 120);
/* oklch */ color: oklch(85.4% 0.156 134.0);

Tailwind

colors: {
  custom: {
    50: '#c1eda1',
    500: '#a4e578',
    950: '#000000',
  },
}

SCSS

$custom: #a4e578;
$custom-light: #c1eda1;
$custom-dark: #000000;

JSON

{
  "hex": "#a4e578",
  "rgb": {
    "r": 164,
    "g": 229,
    "b": 120
  },
  "hsl": {
    "h": 95.78,
    "s": 67.702,
    "l": 68.431
  },
  "oklch": {
    "l": 0.854,
    "c": 0.15555,
    "h": 134
  },
  "luminance": 0.65287
}

Semantic roles & 50–950 ramp

primary

#A4E578

secondary

#8C45BD

accent

#16D085

background

#FDFFFC

surface

#F9FEF5

border

#D2D6CF

text

#13160F

muted

#828580

Preview Lab

Preview with #A4E578

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

Preview Lab → · Contrast checker → · Palette generator →