#73B831#73B831

#73B831 is a light, vivid yellow-green. Relative luminance 0.381; OKLCH L 71.1% C 0.178 H 133.1°. Best body text is #000000 at 8.63:1 contrast (WCAG AA passes).

Color values

HEX	#73B831
RGB	rgb(115, 184, 49)
HSL	hsl(91, 58%, 46%)
HSV	hsv(91, 73%, 72%)
CMYK	cmyk(37.5%, 0%, 73.4%, 27.8%)
CIE-LAB	lab(68.13, -43.27, 58.05)
CIE-LCH	lch(68.13, 72.40, 126.70°)
OKLab	oklab(71.07% -0.1217 0.1302)
OKLCH	oklch(71.07% 0.178 133.1)
XYZ	xyz(24.7647, 38.1465, 8.9633)
Luminance	0.3815 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#73B831 #7631B8

analogous

#B6B831 #73B831 #31B833

triadic

#73B831 #3173B8 #B83173

tetradic

#73B831 #31B6B8 #7631B8 #B83331

square

#73B831 #31B6B8 #7631B8 #B83331

split-complementary

#73B831 #3331B8 #B831B6

monochromatic

#375717 #558824 #73B831 #92D255 #B1DE85

Accessibility & contrast

On white

2.43

#73B831 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.63

#73B831 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #73B831

8.63:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##73B831	#FFFFFF	#000000	##000000
##73B831	1.00	2.43	8.63	8.63
#FFFFFF	2.43	1.00	21.00	21.00
#000000	8.63	21.00	1.00	1.00
##000000	8.63	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C0AA17

Deuteranopia (green-blind)

#B6A43E

Tritanopia (blue-blind)

#73B19E

Achromatopsia (no color)

#A6A6A6

Design tokens & code

CSS

--color: #73b831;
/* rgb */ color: rgb(115, 184, 49);
/* oklch */ color: oklch(71.1% 0.178 133.1);

Tailwind

colors: {
  custom: {
    50: '#a1ce72',
    500: '#73b831',
    950: '#000000',
  },
}

SCSS

$custom: #73b831;
$custom-light: #a1ce72;
$custom-dark: #000000;

JSON

{
  "hex": "#73b831",
  "rgb": {
    "r": 115,
    "g": 184,
    "b": 49
  },
  "hsl": {
    "h": 90.667,
    "s": 57.94,
    "l": 45.686
  },
  "oklch": {
    "l": 0.71071,
    "c": 0.17823,
    "h": 133.1
  },
  "luminance": 0.38148
}

Semantic roles & 50–950 ramp

primary

#73B831

secondary

#A37DC8

accent

#47E196

background

#FAFCF7

surface

#F4F9ED

border

#CED2C8

text

#0F1308

muted

#7F827B

Preview Lab

Preview with #73B831

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

Preview Lab → · Contrast checker → · Palette generator →