#ADD033#ADD033

#ADD033 is a light, vivid yellow-green. Relative luminance 0.542; OKLCH L 80.5% C 0.178 H 121.8°. Best body text is #000000 at 11.85:1 contrast (WCAG AA passes).

Color values

HEX	#ADD033
RGB	rgb(173, 208, 51)
HSL	hsl(73, 63%, 51%)
HSV	hsv(73, 75%, 82%)
CMYK	cmyk(16.8%, 0%, 75.5%, 18.4%)
CIE-LAB	lab(78.60, -31.85, 68.64)
CIE-LCH	lch(78.60, 75.67, 114.89°)
OKLab	oklab(80.47% -0.0939 0.1514)
OKLCH	oklch(80.47% 0.178 121.8)
XYZ	xyz(40.3876, 54.2350, 11.4720)
Luminance	0.5423 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#ADD033 #5633D0

analogous

#D0A533 #ADD033 #5ED033

triadic

#ADD033 #33ADD0 #D033AD

tetradic

#ADD033 #33D0A5 #5633D0 #D0335E

square

#ADD033 #33D0A5 #5633D0 #D0335E

split-complementary

#ADD033 #335ED0 #A533D0

monochromatic

#5C6F1A #85A125 #ADD033 #C1DB65 #D5E796

Accessibility & contrast

On white

1.77

#ADD033 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.85

#ADD033 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ADD033

11.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##ADD033	#FFFFFF	#000000	##000000
##ADD033	1.00	1.77	11.85	11.85
#FFFFFF	1.77	1.00	21.00	21.00
#000000	11.85	21.00	1.00	1.00
##000000	11.85	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DDC309

Deuteranopia (green-blind)

#D8C342

Tritanopia (blue-blind)

#B6C5B3

Achromatopsia (no color)

#C2C2C2

Design tokens & code

CSS

--color: #add033;
/* rgb */ color: rgb(173, 208, 51);
/* oklch */ color: oklch(80.5% 0.178 121.8);

Tailwind

colors: {
  custom: {
    50: '#c9de77',
    500: '#add033',
    950: '#000000',
  },
}

SCSS

$custom: #add033;
$custom-light: #c9de77;
$custom-dark: #000000;

JSON

{
  "hex": "#add033",
  "rgb": {
    "r": 173,
    "g": 208,
    "b": 51
  },
  "hsl": {
    "h": 73.376,
    "s": 62.55,
    "l": 50.784
  },
  "oklch": {
    "l": 0.80466,
    "c": 0.17815,
    "h": 121.8
  },
  "luminance": 0.54235
}

Semantic roles & 50–950 ramp

primary

#ADD033

secondary

#3F2F78

accent

#42E667

background

#FEFEFB

surface

#FBFCF1

border

#D4D5CB

text

#141509

muted

#83847D

Preview Lab

Preview with #ADD033

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

Preview Lab → · Contrast checker → · Palette generator →