#ADD03D#ADD03D

#ADD03D is a light, vivid yellow-green. Relative luminance 0.543; OKLCH L 80.5% C 0.172 H 122.1°. Best body text is #000000 at 11.87:1 contrast (WCAG AA passes).

Color values

HEX	#ADD03D
RGB	rgb(173, 208, 61)
HSL	hsl(74, 61%, 53%)
HSV	hsv(74, 71%, 82%)
CMYK	cmyk(16.8%, 0%, 70.7%, 18.4%)
CIE-LAB	lab(78.66, -31.34, 65.32)
CIE-LCH	lch(78.66, 72.45, 115.63°)
OKLab	oklab(80.53% -0.0916 0.1461)
OKLCH	oklch(80.53% 0.172 122.1)
XYZ	xyz(40.6323, 54.3328, 12.7607)
Luminance	0.5433 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ADD03D #603DD0

analogous

#D0AA3D #ADD03D #63D03D

triadic

#ADD03D #3DADD0 #D03DAD

tetradic

#ADD03D #3DD0AA #603DD0 #D03D63

square

#ADD03D #3DD0AA #603DD0 #D03D63

split-complementary

#ADD03D #3D63D0 #AA3DD0

monochromatic

#61761D #89A729 #ADD03D #C2DC6E #D7E8A0

Accessibility & contrast

On white

1.77

#ADD03D on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.87

#ADD03D on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ADD03D

11.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ADD03D	#FFFFFF	#000000	##000000
##ADD03D	1.00	1.77	11.87	11.87
#FFFFFF	1.77	1.00	21.00	21.00
#000000	11.87	21.00	1.00	1.00
##000000	11.87	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DCC323

Deuteranopia (green-blind)

#D8C349

Tritanopia (blue-blind)

#B6C5B3

Achromatopsia (no color)

#C3C3C3

Design tokens & code

CSS

--color: #add03d;
/* rgb */ color: rgb(173, 208, 61);
/* oklch */ color: oklch(80.5% 0.172 122.1);

Tailwind

colors: {
  custom: {
    50: '#c9de7c',
    500: '#add03d',
    950: '#000000',
  },
}

SCSS

$custom: #add03d;
$custom-light: #c9de7c;
$custom-dark: #000000;

JSON

{
  "hex": "#add03d",
  "rgb": {
    "r": 173,
    "g": 208,
    "b": 61
  },
  "hsl": {
    "h": 74.286,
    "s": 60.996,
    "l": 52.745
  },
  "oklch": {
    "l": 0.8053,
    "c": 0.17242,
    "h": 122.1
  },
  "luminance": 0.54333
}

Semantic roles & 50–950 ramp

primary

#ADD03D

secondary

#45337E

accent

#44E46A

background

#FEFEFB

surface

#FBFCF2

border

#D4D5CC

text

#14150A

muted

#83847D

Preview Lab

Preview with #ADD03D

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

Preview Lab → · Contrast checker → · Palette generator →