#78D440#78D440

#78D440 is a light, highly saturated yellow-green. Relative luminance 0.514; OKLCH L 78.4% C 0.201 H 136.0°. Best body text is #000000 at 11.29:1 contrast (WCAG AA passes).

Color values

HEX	#78D440
RGB	rgb(120, 212, 64)
HSL	hsl(97, 63%, 54%)
HSV	hsv(97, 70%, 83%)
CMYK	cmyk(43.4%, 0%, 69.8%, 16.9%)
CIE-LAB	lab(76.95, -52.04, 61.57)
CIE-LCH	lch(76.95, 80.61, 130.20°)
OKLab	oklab(78.39% -0.1447 0.1396)
OKLCH	oklch(78.39% 0.201 136)
XYZ	xyz(32.2138, 51.4483, 13.0826)
Luminance	0.5145 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#78D440 #9C40D4

analogous

#C2D440 #78D440 #40D452

triadic

#78D440 #4078D4 #D44078

tetradic

#78D440 #40C2D4 #9C40D4 #D45240

square

#78D440 #40C2D4 #9C40D4 #D45240

split-complementary

#78D440 #5240D4 #D440C2

monochromatic

#417D1C #5BAF27 #78D440 #9BDF72 #BFEAA4

Accessibility & contrast

On white

1.86

#78D440 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.29

#78D440 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #78D440

11.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##78D440	#FFFFFF	#000000	##000000
##78D440	1.00	1.86	11.29	11.29
#FFFFFF	1.86	1.00	21.00	21.00
#000000	11.29	21.00	1.00	1.00
##000000	11.29	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DBC328

Deuteranopia (green-blind)

#CFBB4E

Tritanopia (blue-blind)

#74CCB7

Achromatopsia (no color)

#BEBEBE

Design tokens & code

CSS

--color: #78d440;
/* rgb */ color: rgb(120, 212, 64);
/* oklch */ color: oklch(78.4% 0.201 136.0);

Tailwind

colors: {
  custom: {
    50: '#a6e27d',
    500: '#78d440',
    950: '#000000',
  },
}

SCSS

$custom: #78d440;
$custom-light: #a6e27d;
$custom-dark: #000000;

JSON

{
  "hex": "#78d440",
  "rgb": {
    "r": 120,
    "g": 212,
    "b": 64
  },
  "hsl": {
    "h": 97.297,
    "s": 63.248,
    "l": 54.118
  },
  "oklch": {
    "l": 0.78386,
    "c": 0.20106,
    "h": 136
  },
  "luminance": 0.5145
}

Semantic roles & 50–950 ramp

primary

#78D440

secondary

#663385

accent

#42E6A8

background

#FDFEFB

surface

#F7FCF2

border

#D0D5CC

text

#10150A

muted

#81847D

Preview Lab

Preview with #78D440

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

Preview Lab → · Contrast checker → · Palette generator →