#A4D040#A4D040

#A4D040 is a light, vivid yellow-green. Relative luminance 0.534; OKLCH L 79.9% C 0.174 H 125.0°. Best body text is #000000 at 11.67:1 contrast (WCAG AA passes).

Color values

HEX	#A4D040
RGB	rgb(164, 208, 64)
HSL	hsl(78, 61%, 53%)
HSV	hsv(78, 69%, 82%)
CMYK	cmyk(21.2%, 0%, 69.2%, 18.4%)
CIE-LAB	lab(78.10, -34.70, 63.48)
CIE-LCH	lch(78.10, 72.34, 118.66°)
OKLab	oklab(79.94% -0.1001 0.1428)
OKLCH	oklch(79.94% 0.174 125)
XYZ	xyz(38.7914, 53.3740, 13.1080)
Luminance	0.5337 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#A4D040 #6C40D0

analogous

#D0B440 #A4D040 #5CD040

triadic

#A4D040 #40A4D0 #D040A4

tetradic

#A4D040 #40D0B4 #6C40D0 #D0405C

square

#A4D040 #40D0B4 #6C40D0 #D0405C

split-complementary

#A4D040 #405CD0 #B440D0

monochromatic

#5C781E #82A92A #A4D040 #BBDC71 #D3E8A2

Accessibility & contrast

On white

1.80

#A4D040 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.67

#A4D040 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #A4D040

11.67:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##A4D040	#FFFFFF	#000000	##000000
##A4D040	1.00	1.80	11.67	11.67
#FFFFFF	1.80	1.00	21.00	21.00
#000000	11.67	21.00	1.00	1.00
##000000	11.67	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DBC329

Deuteranopia (green-blind)

#D5C14C

Tritanopia (blue-blind)

#ABC6B3

Achromatopsia (no color)

#C1C1C1

Design tokens & code

CSS

--color: #a4d040;
/* rgb */ color: rgb(164, 208, 64);
/* oklch */ color: oklch(79.9% 0.174 125.0);

Tailwind

colors: {
  custom: {
    50: '#c3de7d',
    500: '#a4d040',
    950: '#000000',
  },
}

SCSS

$custom: #a4d040;
$custom-light: #c3de7d;
$custom-dark: #000000;

JSON

{
  "hex": "#a4d040",
  "rgb": {
    "r": 164,
    "g": 208,
    "b": 64
  },
  "hsl": {
    "h": 78.333,
    "s": 60.504,
    "l": 53.333
  },
  "oklch": {
    "l": 0.79935,
    "c": 0.17443,
    "h": 125
  },
  "luminance": 0.53374
}

Semantic roles & 50–950 ramp

primary

#A4D040

secondary

#4B3480

accent

#44E475

background

#FDFEFB

surface

#F9FCF2

border

#D2D5CC

text

#13150A

muted

#82847D

Preview Lab

Preview with #A4D040

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

Preview Lab → · Contrast checker → · Palette generator →