#78CF37#78CF37

#78CF37 is a light, highly saturated yellow-green. Relative luminance 0.489; OKLCH L 77.1% C 0.200 H 135.0°. Best body text is #000000 at 10.78:1 contrast (WCAG AA passes).

Color values

HEX	#78CF37
RGB	rgb(120, 207, 55)
HSL	hsl(94, 61%, 51%)
HSV	hsv(94, 73%, 81%)
CMYK	cmyk(42%, 0%, 73.4%, 18.8%)
CIE-LAB	lab(75.38, -50.66, 63.21)
CIE-LCH	lch(75.38, 81.01, 128.71°)
OKLab	oklab(77.09% -0.1416 0.1418)
OKLCH	oklch(77.09% 0.2 135)
XYZ	xyz(30.7475, 48.8928, 11.4308)
Luminance	0.4889 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#78CF37 #8E37CF

analogous

#C4CF37 #78CF37 #37CF42

triadic

#78CF37 #3778CF #CF3778

tetradic

#78CF37 #37C4CF #8E37CF #CF4237

square

#78CF37 #37C4CF #8E37CF #CF4237

split-complementary

#78CF37 #4237CF #CF37C4

monochromatic

#40711B #5BA227 #78CF37 #99DB68 #BBE79A

Accessibility & contrast

On white

1.95

#78CF37 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.78

#78CF37 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #78CF37

10.78:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##78CF37	#FFFFFF	#000000	##000000
##78CF37	1.00	1.95	10.78	10.78
#FFFFFF	1.95	1.00	21.00	21.00
#000000	10.78	21.00	1.00	1.00
##000000	10.78	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D7BE19

Deuteranopia (green-blind)

#CBB746

Tritanopia (blue-blind)

#76C7B2

Achromatopsia (no color)

#BABABA

Design tokens & code

CSS

--color: #78cf37;
/* rgb */ color: rgb(120, 207, 55);
/* oklch */ color: oklch(77.1% 0.200 135.0);

Tailwind

colors: {
  custom: {
    50: '#a6de78',
    500: '#78cf37',
    950: '#000000',
  },
}

SCSS

$custom: #78cf37;
$custom-light: #a6de78;
$custom-dark: #000000;

JSON

{
  "hex": "#78cf37",
  "rgb": {
    "r": 120,
    "g": 207,
    "b": 55
  },
  "hsl": {
    "h": 94.342,
    "s": 61.29,
    "l": 51.373
  },
  "oklch": {
    "l": 0.77085,
    "c": 0.20039,
    "h": 135
  },
  "luminance": 0.48895
}

Semantic roles & 50–950 ramp

primary

#78CF37

secondary

#B68FD2

accent

#43E4A0

background

#FAFDF7

surface

#F4FBEE

border

#CED4C9

text

#10150A

muted

#7F837C

Preview Lab

Preview with #78CF37

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

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