#73CA31#73CA31

#73CA31 is a light, highly saturated yellow-green. Relative luminance 0.461; OKLCH L 75.6% C 0.200 H 135.0°. Best body text is #000000 at 10.22:1 contrast (WCAG AA passes).

Color values

HEX	#73CA31
RGB	rgb(115, 202, 49)
HSL	hsl(94, 61%, 49%)
HSV	hsv(94, 76%, 79%)
CMYK	cmyk(43.1%, 0%, 75.7%, 20.8%)
CIE-LAB	lab(73.61, -50.65, 63.41)
CIE-LCH	lch(73.61, 81.16, 128.62°)
OKLab	oklab(75.56% -0.1416 0.1414)
OKLCH	oklch(75.56% 0.2 135)
XYZ	xyz(28.7445, 46.1060, 10.2899)
Luminance	0.4611 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#73CA31 #8831CA

analogous

#C0CA31 #73CA31 #31CA3C

triadic

#73CA31 #3173CA #CA3173

tetradic

#73CA31 #31C0CA #8831CA #CA3C31

square

#73CA31 #31C0CA #8831CA #CA3C31

split-complementary

#73CA31 #3C31CA #CA31C0

monochromatic

#3B6719 #579925 #73CA31 #94D860 #B5E491

Accessibility & contrast

On white

2.05

#73CA31 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.22

#73CA31 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #73CA31

10.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##73CA31	#FFFFFF	#000000	##000000
##73CA31	1.00	2.05	10.22	10.22
#FFFFFF	2.05	1.00	21.00	21.00
#000000	10.22	21.00	1.00	1.00
##000000	10.22	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D2B90B

Deuteranopia (green-blind)

#C6B241

Tritanopia (blue-blind)

#71C2AD

Achromatopsia (no color)

#B5B5B5

Design tokens & code

CSS

--color: #73ca31;
/* rgb */ color: rgb(115, 202, 49);
/* oklch */ color: oklch(75.6% 0.200 135.0);

Tailwind

colors: {
  custom: {
    50: '#a2db74',
    500: '#73ca31',
    950: '#000000',
  },
}

SCSS

$custom: #73ca31;
$custom-light: #a2db74;
$custom-dark: #000000;

JSON

{
  "hex": "#73ca31",
  "rgb": {
    "r": 115,
    "g": 202,
    "b": 49
  },
  "hsl": {
    "h": 94.118,
    "s": 60.956,
    "l": 49.216
  },
  "oklch": {
    "l": 0.75562,
    "c": 0.20016,
    "h": 135
  },
  "luminance": 0.46108
}

Semantic roles & 50–950 ramp

primary

#73CA31

secondary

#B088CF

accent

#44E49F

background

#FAFDF7

surface

#F4FBED

border

#CED4C8

text

#101509

muted

#7F837B

Preview Lab

Preview with #73CA31

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

Preview Lab → · Contrast checker → · Palette generator →