#A4E240#A4E240

#A4E240 is a very light, vivid yellow-green. Relative luminance 0.627; OKLCH L 84.1% C 0.196 H 128.5°. Best body text is #000000 at 13.53:1 contrast (WCAG AA passes).

Color values

HEX	#A4E240
RGB	rgb(164, 226, 64)
HSL	hsl(83, 74%, 57%)
HSV	hsv(83, 72%, 89%)
CMYK	cmyk(27.4%, 0%, 71.7%, 11.4%)
CIE-LAB	lab(83.26, -42.73, 68.64)
CIE-LCH	lch(83.26, 80.86, 121.90°)
OKLab	oklab(84.12% -0.1221 0.1537)
OKLCH	oklch(84.12% 0.196 128.5)
XYZ	xyz(43.4316, 62.6543, 14.6547)
Luminance	0.6266 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A4E240 #7E40E2

analogous

#E2CF40 #A4E240 #53E240

triadic

#A4E240 #40A4E2 #E240A4

tetradic

#A4E240 #40E2CF #7E40E2 #E24053

square

#A4E240 #40E2CF #7E40E2 #E24053

split-complementary

#A4E240 #4053E2 #CF40E2

monochromatic

#629216 #86C71E #A4E240 #BDEA75 #D7F2AA

Accessibility & contrast

On white

1.55

#A4E240 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.53

#A4E240 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #A4E240

13.53:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A4E240	#FFFFFF	#000000	##000000
##A4E240	1.00	1.55	13.53	13.53
#FFFFFF	1.55	1.00	21.00	21.00
#000000	13.53	21.00	1.00	1.00
##000000	13.53	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#EDD222

Deuteranopia (green-blind)

#E4CE4F

Tritanopia (blue-blind)

#A9D8C3

Achromatopsia (no color)

#CFCFCF

Design tokens & code

CSS

--color: #a4e240;
/* rgb */ color: rgb(164, 226, 64);
/* oklch */ color: oklch(84.1% 0.196 128.5);

Tailwind

colors: {
  custom: {
    50: '#c3eb7f',
    500: '#a4e240',
    950: '#000000',
  },
}

SCSS

$custom: #a4e240;
$custom-light: #c3eb7f;
$custom-dark: #000000;

JSON

{
  "hex": "#a4e240",
  "rgb": {
    "r": 164,
    "g": 226,
    "b": 64
  },
  "hsl": {
    "h": 82.963,
    "s": 73.636,
    "l": 56.863
  },
  "oklch": {
    "l": 0.84123,
    "c": 0.19627,
    "h": 128.5
  },
  "luminance": 0.62655
}

Semantic roles & 50–950 ramp

primary

#A4E240

secondary

#573096

accent

#38F07E

background

#FEFEFB

surface

#FAFDF2

border

#D3D5CC

text

#13160B

muted

#83847E

Preview Lab

Preview with #A4E240

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

Preview Lab → · Contrast checker → · Palette generator →