#78C640#78C640

#78C640 is a light, vivid yellow-green. Relative luminance 0.448; OKLCH L 74.9% C 0.184 H 134.8°. Best body text is #000000 at 9.95:1 contrast (WCAG AA passes).

Color values

HEX	#78C640
RGB	rgb(120, 198, 64)
HSL	hsl(95, 54%, 51%)
HSV	hsv(95, 68%, 78%)
CMYK	cmyk(39.4%, 0%, 67.7%, 22.4%)
CIE-LAB	lab(72.73, -46.36, 57.18)
CIE-LCH	lch(72.73, 73.61, 129.04°)
OKLab	oklab(74.93% -0.1293 0.1304)
OKLCH	oklch(74.93% 0.184 134.8)
XYZ	xyz(28.8646, 44.7499, 11.9662)
Luminance	0.4475 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#78C640 #8E40C6

analogous

#BBC640 #78C640 #40C64B

triadic

#78C640 #4078C6 #C64078

tetradic

#78C640 #40BBC6 #8E40C6 #C64B40

square

#78C640 #40BBC6 #8E40C6 #C64B40

split-complementary

#78C640 #4B40C6 #C640BB

monochromatic

#406C20 #5B9B2E #78C640 #99D46F #BBE29E

Accessibility & contrast

On white

2.11

#78C640 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.95

#78C640 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #78C640

9.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##78C640	#FFFFFF	#000000	##000000
##78C640	1.00	2.11	9.95	9.95
#FFFFFF	2.11	1.00	21.00	21.00
#000000	9.95	21.00	1.00	1.00
##000000	9.95	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CDB62D

Deuteranopia (green-blind)

#C3B04C

Tritanopia (blue-blind)

#77BFAB

Achromatopsia (no color)

#B2B2B2

Design tokens & code

CSS

--color: #78c640;
/* rgb */ color: rgb(120, 198, 64);
/* oklch */ color: oklch(74.9% 0.184 134.8);

Tailwind

colors: {
  custom: {
    50: '#a4d87c',
    500: '#78c640',
    950: '#000000',
  },
}

SCSS

$custom: #78c640;
$custom-light: #a4d87c;
$custom-dark: #000000;

JSON

{
  "hex": "#78c640",
  "rgb": {
    "r": 120,
    "g": 198,
    "b": 64
  },
  "hsl": {
    "h": 94.925,
    "s": 54.032,
    "l": 51.373
  },
  "oklch": {
    "l": 0.74929,
    "c": 0.18362,
    "h": 134.8
  },
  "luminance": 0.44751
}

Semantic roles & 50–950 ramp

primary

#78C640

secondary

#B693CE

accent

#4ADDA0

background

#FAFDF7

surface

#F4FAEE

border

#CED3C9

text

#10140A

muted

#7F837C

Preview Lab

Preview with #78C640

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

Preview Lab → · Contrast checker → · Palette generator →