#73BB33#73BB33

#73BB33 is a light, vivid yellow-green. Relative luminance 0.394; OKLCH L 71.8% C 0.181 H 133.6°. Best body text is #000000 at 8.89:1 contrast (WCAG AA passes).

Color values

HEX	#73BB33
RGB	rgb(115, 187, 51)
HSL	hsl(92, 57%, 47%)
HSV	hsv(92, 73%, 73%)
CMYK	cmyk(38.5%, 0%, 72.7%, 26.7%)
CIE-LAB	lab(69.06, -44.41, 58.25)
CIE-LCH	lch(69.06, 73.25, 127.32°)
OKLab	oklab(71.83% -0.1246 0.1309)
OKLCH	oklch(71.83% 0.181 133.6)
XYZ	xyz(25.4377, 39.4233, 9.4005)
Luminance	0.3942 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#73BB33 #7B33BB

analogous

#B7BB33 #73BB33 #33BB37

triadic

#73BB33 #3373BB #BB3373

tetradic

#73BB33 #33B7BB #7B33BB #BB3733

square

#73BB33 #33B7BB #7B33BB #BB3733

split-complementary

#73BB33 #3733BB #BB33B7

monochromatic

#385B19 #558B26 #73BB33 #92D259 #B2DF89

Accessibility & contrast

On white

2.36

#73BB33 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.89

#73BB33 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #73BB33

8.89:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##73BB33	#FFFFFF	#000000	##000000
##73BB33	1.00	2.36	8.89	8.89
#FFFFFF	2.36	1.00	21.00	21.00
#000000	8.89	21.00	1.00	1.00
##000000	8.89	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C2AC1A

Deuteranopia (green-blind)

#B9A640

Tritanopia (blue-blind)

#73B4A1

Achromatopsia (no color)

#A9A9A9

Design tokens & code

CSS

--color: #73bb33;
/* rgb */ color: rgb(115, 187, 51);
/* oklch */ color: oklch(71.8% 0.181 133.6);

Tailwind

colors: {
  custom: {
    50: '#a1d074',
    500: '#73bb33',
    950: '#000000',
  },
}

SCSS

$custom: #73bb33;
$custom-light: #a1d074;
$custom-dark: #000000;

JSON

{
  "hex": "#73bb33",
  "rgb": {
    "r": 115,
    "g": 187,
    "b": 51
  },
  "hsl": {
    "h": 91.765,
    "s": 57.143,
    "l": 46.667
  },
  "oklch": {
    "l": 0.71834,
    "c": 0.18077,
    "h": 133.6
  },
  "luminance": 0.39425
}

Semantic roles & 50–950 ramp

primary

#73BB33

secondary

#A781C9

accent

#47E098

background

#FAFCF7

surface

#F4F9ED

border

#CED2C8

text

#0F1409

muted

#7F827B

Preview Lab

Preview with #73BB33

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

Preview Lab → · Contrast checker → · Palette generator →