#78B040#78B040

#78B040 is a light, vivid yellow-green. Relative luminance 0.354; OKLCH L 69.5% C 0.155 H 131.9°. Best body text is #000000 at 8.08:1 contrast (WCAG AA passes).

Color values

HEX	#78B040
RGB	rgb(120, 176, 64)
HSL	hsl(90, 47%, 47%)
HSV	hsv(90, 64%, 69%)
CMYK	cmyk(31.8%, 0%, 63.6%, 31%)
CIE-LAB	lab(66.07, -36.86, 50.05)
CIE-LCH	lch(66.07, 62.15, 126.37°)
OKLab	oklab(69.5% -0.1034 0.1154)
OKLCH	oklch(69.5% 0.155 131.9)
XYZ	xyz(24.1962, 35.4131, 10.4101)
Luminance	0.3541 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#78B040 #7840B0

analogous

#B0B040 #78B040 #40B040

triadic

#78B040 #4078B0 #B04078

tetradic

#78B040 #40B0B0 #7840B0 #B04040

square

#78B040 #40B0B0 #7840B0 #B04040

split-complementary

#78B040 #4040B0 #B040B0

monochromatic

#3B561F #598330 #78B040 #97C766 #B5D893

Accessibility & contrast

On white

2.60

#78B040 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.08

#78B040 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #78B040

8.08:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##78B040	#FFFFFF	#000000	##000000
##78B040	1.00	2.60	8.08	8.08
#FFFFFF	2.60	1.00	21.00	21.00
#000000	8.08	21.00	1.00	1.00
##000000	8.08	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B7A332

Deuteranopia (green-blind)

#AF9F49

Tritanopia (blue-blind)

#7AA999

Achromatopsia (no color)

#A1A1A1

Design tokens & code

CSS

--color: #78b040;
/* rgb */ color: rgb(120, 176, 64);
/* oklch */ color: oklch(69.5% 0.155 131.9);

Tailwind

colors: {
  custom: {
    50: '#a3c87a',
    500: '#78b040',
    950: '#000000',
  },
}

SCSS

$custom: #78b040;
$custom-light: #a3c87a;
$custom-dark: #000000;

JSON

{
  "hex": "#78b040",
  "rgb": {
    "r": 120,
    "g": 176,
    "b": 64
  },
  "hsl": {
    "h": 90,
    "s": 46.667,
    "l": 47.059
  },
  "oklch": {
    "l": 0.69498,
    "c": 0.15488,
    "h": 131.9
  },
  "luminance": 0.35414
}

Semantic roles & 50–950 ramp

primary

#78B040

secondary

#A689C3

accent

#51D694

background

#FAFCF7

surface

#F4F8EE

border

#CED1C9

text

#0F1309

muted

#7F827B

Preview Lab

Preview with #78B040

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

Preview Lab → · Contrast checker → · Palette generator →