#78E342#78E342

#78E342 is a very light, highly saturated yellow-green. Relative luminance 0.593; OKLCH L 82.1% C 0.218 H 137.2°. Best body text is #000000 at 12.87:1 contrast (WCAG AA passes).

Color values

HEX	#78E342
RGB	rgb(120, 227, 66)
HSL	hsl(100, 74%, 57%)
HSV	hsv(100, 71%, 89%)
CMYK	cmyk(47.1%, 0%, 70.9%, 11%)
CIE-LAB	lab(81.47, -57.70, 65.46)
CIE-LCH	lch(81.47, 87.26, 131.40°)
OKLab	oklab(82.1% -0.1599 0.148)
OKLCH	oklch(82.1% 0.218 137.2)
XYZ	xyz(36.1971, 59.3221, 14.6962)
Luminance	0.5933 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#78E342 #AD42E3

analogous

#C8E342 #78E342 #42E35D

triadic

#78E342 #4278E3 #E34278

tetradic

#78E342 #42C8E3 #AD42E3 #E35D42

square

#78E342 #42C8E3 #AD42E3 #E35D42

split-complementary

#78E342 #5D42E3 #E342C8

monochromatic

#409516 #58CA1E #78E342 #9EEB77 #C4F3AD

Accessibility & contrast

On white

1.63

#78E342 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.87

#78E342 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #78E342

12.87:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##78E342	#FFFFFF	#000000	##000000
##78E342	1.00	1.63	12.87	12.87
#FFFFFF	1.63	1.00	21.00	21.00
#000000	12.87	21.00	1.00	1.00
##000000	12.87	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#EAD026

Deuteranopia (green-blind)

#DCC752

Tritanopia (blue-blind)

#72DBC3

Achromatopsia (no color)

#CACACA

Design tokens & code

CSS

--color: #78e342;
/* rgb */ color: rgb(120, 227, 66);
/* oklch */ color: oklch(82.1% 0.218 137.2);

Tailwind

colors: {
  custom: {
    50: '#a7ec80',
    500: '#78e342',
    950: '#000000',
  },
}

SCSS

$custom: #78e342;
$custom-light: #a7ec80;
$custom-dark: #000000;

JSON

{
  "hex": "#78e342",
  "rgb": {
    "r": 120,
    "g": 227,
    "b": 66
  },
  "hsl": {
    "h": 99.876,
    "s": 74.194,
    "l": 57.451
  },
  "oklch": {
    "l": 0.82099,
    "c": 0.21787,
    "h": 137.2
  },
  "luminance": 0.59325
}

Semantic roles & 50–950 ramp

primary

#78E342

secondary

#763099

accent

#37F1B2

background

#FDFFFB

surface

#F7FEF2

border

#D0D6CC

text

#10160B

muted

#81857E

Preview Lab

Preview with #78E342

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

Preview Lab → · Contrast checker → · Palette generator →