#ADD340#ADD340

#ADD340 is a light, vivid yellow-green. Relative luminance 0.558; OKLCH L 81.2% C 0.174 H 123.0°. Best body text is #000000 at 12.17:1 contrast (WCAG AA passes).

Color values

HEX	#ADD340
RGB	rgb(173, 211, 64)
HSL	hsl(76, 63%, 54%)
HSV	hsv(76, 70%, 83%)
CMYK	cmyk(18%, 0%, 69.7%, 17.3%)
CIE-LAB	lab(79.52, -32.56, 65.11)
CIE-LCH	lch(79.52, 72.79, 116.57°)
OKLab	oklab(81.24% -0.0947 0.1461)
OKLCH	oklch(81.24% 0.174 123)
XYZ	xyz(41.4537, 55.8427, 13.4443)
Luminance	0.5584 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ADD340 #6640D3

analogous

#D3B040 #ADD340 #64D340

triadic

#ADD340 #40ADD3 #D340AD

tetradic

#ADD340 #40D3B0 #6640D3 #D34064

square

#ADD340 #40D3B0 #6640D3 #D34064

split-complementary

#ADD340 #4064D3 #B040D3

monochromatic

#637C1D #8BAE28 #ADD340 #C2DE72 #D8EAA3

Accessibility & contrast

On white

1.73

#ADD340 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.17

#ADD340 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ADD340

12.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ADD340	#FFFFFF	#000000	##000000
##ADD340	1.00	1.73	12.17	12.17
#FFFFFF	1.73	1.00	21.00	21.00
#000000	12.17	21.00	1.00	1.00
##000000	12.17	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DFC628

Deuteranopia (green-blind)

#DAC54C

Tritanopia (blue-blind)

#B6C9B6

Achromatopsia (no color)

#C5C5C5

Design tokens & code

CSS

--color: #add340;
/* rgb */ color: rgb(173, 211, 64);
/* oklch */ color: oklch(81.2% 0.174 123.0);

Tailwind

colors: {
  custom: {
    50: '#c9e07e',
    500: '#add340',
    950: '#000000',
  },
}

SCSS

$custom: #add340;
$custom-light: #c9e07e;
$custom-dark: #000000;

JSON

{
  "hex": "#add340",
  "rgb": {
    "r": 173,
    "g": 211,
    "b": 64
  },
  "hsl": {
    "h": 75.51,
    "s": 62.553,
    "l": 53.922
  },
  "oklch": {
    "l": 0.81237,
    "c": 0.17409,
    "h": 123
  },
  "luminance": 0.55843
}

Semantic roles & 50–950 ramp

primary

#ADD340

secondary

#483384

accent

#42E66C

background

#FEFEFB

surface

#FBFCF2

border

#D4D5CC

text

#14150A

muted

#83847D

Preview Lab

Preview with #ADD340

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

Preview Lab → · Contrast checker → · Palette generator →