#78B240#78B240

#78B240 is a light, vivid yellow-green. Relative luminance 0.362; OKLCH L 70.0% C 0.158 H 132.2°. Best body text is #000000 at 8.24:1 contrast (WCAG AA passes).

Color values

HEX	#78B240
RGB	rgb(120, 178, 64)
HSL	hsl(91, 47%, 47%)
HSV	hsv(91, 64%, 70%)
CMYK	cmyk(32.6%, 0%, 64%, 30.2%)
CIE-LAB	lab(66.67, -37.75, 50.71)
CIE-LCH	lch(66.67, 63.22, 126.67°)
OKLab	oklab(69.99% -0.1058 0.1167)
OKLCH	oklch(69.99% 0.158 132.2)
XYZ	xyz(24.5912, 36.2031, 10.5417)
Luminance	0.3620 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#78B240 #7A40B2

analogous

#B1B240 #78B240 #40B241

triadic

#78B240 #4078B2 #B24078

tetradic

#78B240 #40B1B2 #7A40B2 #B24140

square

#78B240 #40B1B2 #7A40B2 #B24140

split-complementary

#78B240 #4140B2 #B240B1

monochromatic

#3B5820 #5A8530 #78B240 #97C867 #B6D894

Accessibility & contrast

On white

2.55

#78B240 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.24

#78B240 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #78B240

8.24:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##78B240	#FFFFFF	#000000	##000000
##78B240	1.00	2.55	8.24	8.24
#FFFFFF	2.55	1.00	21.00	21.00
#000000	8.24	21.00	1.00	1.00
##000000	8.24	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B9A532

Deuteranopia (green-blind)

#B1A149

Tritanopia (blue-blind)

#79AB9A

Achromatopsia (no color)

#A2A2A2

Design tokens & code

CSS

--color: #78b240;
/* rgb */ color: rgb(120, 178, 64);
/* oklch */ color: oklch(70.0% 0.158 132.2);

Tailwind

colors: {
  custom: {
    50: '#a3c97a',
    500: '#78b240',
    950: '#000000',
  },
}

SCSS

$custom: #78b240;
$custom-light: #a3c97a;
$custom-dark: #000000;

JSON

{
  "hex": "#78b240",
  "rgb": {
    "r": 120,
    "g": 178,
    "b": 64
  },
  "hsl": {
    "h": 90.526,
    "s": 47.107,
    "l": 47.451
  },
  "oklch": {
    "l": 0.69991,
    "c": 0.15756,
    "h": 132.2
  },
  "luminance": 0.36204
}

Semantic roles & 50–950 ramp

primary

#78B240

secondary

#A78AC4

accent

#51D795

background

#FAFCF7

surface

#F4F8EE

border

#CED1C9

text

#0F1309

muted

#7F827B

Preview Lab

Preview with #78B240

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

Preview Lab → · Contrast checker → · Palette generator →