#78D451#78D451

#78D451 is a light, vivid green. Relative luminance 0.517; OKLCH L 78.5% C 0.189 H 137.6°. Best body text is #000000 at 11.33:1 contrast (WCAG AA passes).

Color values

HEX	#78D451
RGB	rgb(120, 212, 81)
HSL	hsl(102, 60%, 57%)
HSV	hsv(102, 62%, 83%)
CMYK	cmyk(43.4%, 0%, 61.8%, 16.9%)
CIE-LAB	lab(77.08, -50.61, 54.88)
CIE-LCH	lch(77.08, 74.66, 132.68°)
OKLab	oklab(78.54% -0.1397 0.1275)
OKLCH	oklch(78.54% 0.189 137.6)
XYZ	xyz(32.7734, 51.6721, 16.0298)
Luminance	0.5167 (WCAG relative)
Temperature	warm
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#78D451 #AD51D4

analogous

#BAD451 #78D451 #51D46B

triadic

#78D451 #5178D4 #D45178

tetradic

#78D451 #51BAD4 #AD51D4 #D46B51

square

#78D451 #51BAD4 #AD51D4 #D46B51

split-complementary

#78D451 #6B51D4 #D451BA

monochromatic

#408922 #58BA2E #78D451 #9EE082 #C4ECB3

Accessibility & contrast

On white

1.85

#78D451 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.33

#78D451 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #78D451

11.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##78D451	#FFFFFF	#000000	##000000
##78D451	1.00	1.85	11.33	11.33
#FFFFFF	1.85	1.00	21.00	21.00
#000000	11.33	21.00	1.00	1.00
##000000	11.33	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DBC342

Deuteranopia (green-blind)

#CEBB5B

Tritanopia (blue-blind)

#73CDB8

Achromatopsia (no color)

#BEBEBE

Design tokens & code

CSS

--color: #78d451;
/* rgb */ color: rgb(120, 212, 81);
/* oklch */ color: oklch(78.5% 0.189 137.6);

Tailwind

colors: {
  custom: {
    50: '#a5e287',
    500: '#78d451',
    950: '#000000',
  },
}

SCSS

$custom: #78d451;
$custom-light: #a5e287;
$custom-dark: #000000;

JSON

{
  "hex": "#78d451",
  "rgb": {
    "r": 120,
    "g": 212,
    "b": 81
  },
  "hsl": {
    "h": 102.137,
    "s": 60.369,
    "l": 57.451
  },
  "oklch": {
    "l": 0.7854,
    "c": 0.18911,
    "h": 137.6
  },
  "luminance": 0.51674
}

Semantic roles & 50–950 ramp

primary

#78D451

secondary

#763A8F

accent

#44E4B4

background

#FDFEFC

surface

#F7FCF3

border

#D0D5CD

text

#10150C

muted

#81847F

Preview Lab

Preview with #78D451

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

Preview Lab → · Contrast checker → · Palette generator →