#78D548#78D548

#78D548 is a light, vivid yellow-green. Relative luminance 0.520; OKLCH L 78.7% C 0.197 H 136.8°. Best body text is #000000 at 11.41:1 contrast (WCAG AA passes).

Color values

HEX	#78D548
RGB	rgb(120, 213, 72)
HSL	hsl(100, 63%, 56%)
HSV	hsv(100, 66%, 84%)
CMYK	cmyk(43.7%, 0%, 66.2%, 16.5%)
CIE-LAB	lab(77.31, -51.81, 58.86)
CIE-LCH	lch(77.31, 78.41, 131.36°)
OKLab	oklab(78.7% -0.1435 0.1349)
OKLCH	oklch(78.7% 0.197 136.8)
XYZ	xyz(32.7087, 52.0475, 14.4523)
Luminance	0.5205 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#78D548 #A548D5

analogous

#BFD548 #78D548 #48D55E

triadic

#78D548 #4878D5 #D54878

tetradic

#78D548 #48BFD5 #A548D5 #D55E48

square

#78D548 #48BFD5 #A548D5 #D55E48

split-complementary

#78D548 #5E48D5 #D548BF

monochromatic

#41841E #5AB62A #78D548 #9DE07A #C1ECAC

Accessibility & contrast

On white

1.84

#78D548 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.41

#78D548 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #78D548

11.41:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##78D548	#FFFFFF	#000000	##000000
##78D548	1.00	1.84	11.41	11.41
#FFFFFF	1.84	1.00	21.00	21.00
#000000	11.41	21.00	1.00	1.00
##000000	11.41	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DCC435

Deuteranopia (green-blind)

#CFBC54

Tritanopia (blue-blind)

#74CEB8

Achromatopsia (no color)

#BFBFBF

Design tokens & code

CSS

--color: #78d548;
/* rgb */ color: rgb(120, 213, 72);
/* oklch */ color: oklch(78.7% 0.197 136.8);

Tailwind

colors: {
  custom: {
    50: '#a6e282',
    500: '#78d548',
    950: '#000000',
  },
}

SCSS

$custom: #78d548;
$custom-light: #a6e282;
$custom-dark: #000000;

JSON

{
  "hex": "#78d548",
  "rgb": {
    "r": 120,
    "g": 213,
    "b": 72
  },
  "hsl": {
    "h": 99.574,
    "s": 62.667,
    "l": 55.882
  },
  "oklch": {
    "l": 0.787,
    "c": 0.19698,
    "h": 136.8
  },
  "luminance": 0.52049
}

Semantic roles & 50–950 ramp

primary

#78D548

secondary

#6E368B

accent

#42E6AE

background

#FDFEFB

surface

#F7FCF2

border

#D0D5CC

text

#10150B

muted

#81847E

Preview Lab

Preview with #78D548

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

Preview Lab → · Contrast checker → · Palette generator →