#73CA39#73CA39

#73CA39 is a light, vivid yellow-green. Relative luminance 0.462; OKLCH L 75.6% C 0.196 H 135.6°. Best body text is #000000 at 10.24:1 contrast (WCAG AA passes).

Color values

HEX	#73CA39
RGB	rgb(115, 202, 57)
HSL	hsl(96, 58%, 51%)
HSV	hsv(96, 72%, 79%)
CMYK	cmyk(43.1%, 0%, 71.8%, 20.8%)
CIE-LAB	lab(73.66, -50.14, 60.71)
CIE-LCH	lch(73.66, 78.74, 129.55°)
OKLab	oklab(75.62% -0.1397 0.1369)
OKLCH	oklch(75.62% 0.196 135.6)
XYZ	xyz(28.9286, 46.1796, 11.2594)
Luminance	0.4618 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#73CA39 #9039CA

analogous

#BBCA39 #73CA39 #39CA47

triadic

#73CA39 #3973CA #CA3973

tetradic

#73CA39 #39BBCA #9039CA #CA4739

square

#73CA39 #39BBCA #9039CA #CA4739

split-complementary

#73CA39 #4739CA #CA39BB

monochromatic

#3C6C1D #579C2A #73CA39 #95D769 #B7E49A

Accessibility & contrast

On white

2.05

#73CA39 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.24

#73CA39 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #73CA39

10.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##73CA39	#FFFFFF	#000000	##000000
##73CA39	1.00	2.05	10.24	10.24
#FFFFFF	2.05	1.00	21.00	21.00
#000000	10.24	21.00	1.00	1.00
##000000	10.24	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D1BA1F

Deuteranopia (green-blind)

#C6B247

Tritanopia (blue-blind)

#70C2AE

Achromatopsia (no color)

#B5B5B5

Design tokens & code

CSS

--color: #73ca39;
/* rgb */ color: rgb(115, 202, 57);
/* oklch */ color: oklch(75.6% 0.196 135.6);

Tailwind

colors: {
  custom: {
    50: '#a2db78',
    500: '#73ca39',
    950: '#000000',
  },
}

SCSS

$custom: #73ca39;
$custom-light: #a2db78;
$custom-dark: #000000;

JSON

{
  "hex": "#73ca39",
  "rgb": {
    "r": 115,
    "g": 202,
    "b": 57
  },
  "hsl": {
    "h": 96,
    "s": 57.769,
    "l": 50.784
  },
  "oklch": {
    "l": 0.75617,
    "c": 0.19564,
    "h": 135.6
  },
  "luminance": 0.46181
}

Semantic roles & 50–950 ramp

primary

#73CA39

secondary

#B68FD0

accent

#47E1A3

background

#FAFDF7

surface

#F4FBEE

border

#CED4C9

text

#101509

muted

#7F837B

Preview Lab

Preview with #73CA39

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

Preview Lab → · Contrast checker → · Palette generator →