#78DD42#78DD42

#78DD42 is a light, highly saturated yellow-green. Relative luminance 0.561; OKLCH L 80.6% C 0.211 H 136.8°. Best body text is #000000 at 12.22:1 contrast (WCAG AA passes).

Color values

HEX	#78DD42
RGB	rgb(120, 221, 66)
HSL	hsl(99, 70%, 56%)
HSV	hsv(99, 70%, 87%)
CMYK	cmyk(45.7%, 0%, 70.1%, 13.3%)
CIE-LAB	lab(79.67, -55.41, 63.62)
CIE-LCH	lch(79.67, 84.37, 131.05°)
OKLab	oklab(80.62% -0.1537 0.1442)
OKLCH	oklch(80.62% 0.211 136.8)
XYZ	xyz(34.5845, 56.0971, 14.1587)
Luminance	0.5610 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#78DD42 #A742DD

analogous

#C6DD42 #78DD42 #42DD5A

triadic

#78DD42 #4278DD #DD4278

tetradic

#78DD42 #42C6DD #A742DD #DD5A42

square

#78DD42 #42C6DD #A742DD #DD5A42

split-complementary

#78DD42 #5A42DD #DD42C6

monochromatic

#418C19 #59BF22 #78DD42 #9DE676 #C2F0AA

Accessibility & contrast

On white

1.72

#78DD42 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.22

#78DD42 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #78DD42

12.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##78DD42	#FFFFFF	#000000	##000000
##78DD42	1.00	1.72	12.22	12.22
#FFFFFF	1.72	1.00	21.00	21.00
#000000	12.22	21.00	1.00	1.00
##000000	12.22	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E4CB29

Deuteranopia (green-blind)

#D7C251

Tritanopia (blue-blind)

#73D5BE

Achromatopsia (no color)

#C5C5C5

Design tokens & code

CSS

--color: #78dd42;
/* rgb */ color: rgb(120, 221, 66);
/* oklch */ color: oklch(80.6% 0.211 136.8);

Tailwind

colors: {
  custom: {
    50: '#a7e87f',
    500: '#78dd42',
    950: '#000000',
  },
}

SCSS

$custom: #78dd42;
$custom-light: #a7e87f;
$custom-dark: #000000;

JSON

{
  "hex": "#78dd42",
  "rgb": {
    "r": 120,
    "g": 221,
    "b": 66
  },
  "hsl": {
    "h": 99.097,
    "s": 69.507,
    "l": 56.275
  },
  "oklch": {
    "l": 0.80622,
    "c": 0.21072,
    "h": 136.8
  },
  "luminance": 0.56099
}

Semantic roles & 50–950 ramp

primary

#78DD42

secondary

#703291

accent

#3BECAF

background

#FDFEFB

surface

#F7FDF2

border

#D0D5CC

text

#10160B

muted

#81847E

Preview Lab

Preview with #78DD42

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

Preview Lab → · Contrast checker → · Palette generator →