#ADD33B#ADD33B

#ADD33B is a light, vivid yellow-green. Relative luminance 0.558; OKLCH L 81.2% C 0.177 H 122.8°. Best body text is #000000 at 12.16:1 contrast (WCAG AA passes).

Color values

HEX#ADD33B
RGBrgb(173, 211, 59)
HSLhsl(75, 63%, 53%)
HSVhsv(75, 72%, 83%)
CMYKcmyk(18%, 0%, 72%, 17.3%)
CIE-LABlab(79.49, -32.84, 66.85)
CIE-LCHlch(79.49, 74.48, 116.16°)
OKLaboklab(81.2% -0.0959 0.149)
OKLCHoklch(81.2% 0.177 122.8)
XYZxyz(41.3178, 55.7884, 12.7283)
Luminance0.5579 (WCAG relative)
Temperaturewarm
Familyyellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#ADD33B #613BD3
analogous
#D3AD3B #ADD33B #61D33B
triadic
#ADD33B #3BADD3 #D33BAD
tetradic
#ADD33B #3BD3AD #613BD3 #D33B61
square
#ADD33B #3BD3AD #613BD3 #D33B61
split-complementary
#ADD33B #3B61D3 #AD3BD3
monochromatic
#61791B #89AB26 #ADD33B #C2DE6D #D7E99F

Accessibility & contrast

On white

1.73
#ADD33B on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

12.16
#ADD33B on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #ADD33B
12.16:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##ADD33B#FFFFFF#000000##000000
##ADD33B1.001.7312.1612.16
#FFFFFF1.731.0021.0021.00
#00000012.1621.001.001.00
##00000012.1621.001.001.00

Color blindness preview

Protanopia (red-blind)
#DFC61E
Deuteranopia (green-blind)
#DAC548
Tritanopia (blue-blind)
#B6C8B6
Achromatopsia (no color)
#C5C5C5

Design tokens & code

CSS
--color: #add33b;
/* rgb */ color: rgb(173, 211, 59);
/* oklch */ color: oklch(81.2% 0.177 122.8);
Tailwind
colors: {
  custom: {
    50: '#c9e07b',
    500: '#add33b',
    950: '#000000',
  },
}
SCSS
$custom: #add33b;
$custom-light: #c9e07b;
$custom-dark: #000000;
JSON
{
  "hex": "#add33b",
  "rgb": {
    "r": 173,
    "g": 211,
    "b": 59
  },
  "hsl": {
    "h": 75,
    "s": 63.333,
    "l": 52.941
  },
  "oklch": {
    "l": 0.81203,
    "c": 0.17718,
    "h": 122.8
  },
  "luminance": 0.55789
}

Semantic roles & 50–950 ramp

primary
#ADD33B
secondary
#453281
accent
#41E66B
background
#FEFEFB
surface
#FBFCF2
border
#D4D5CC
text
#14150A
muted
#83847D

Preview Lab

Preview with #ADD33B

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

Preview Lab → · Contrast checker → · Palette generator →

#ADD33B Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva