#78D557#78D557

#78D557 is a light, vivid green. Relative luminance 0.523; OKLCH L 78.8% C 0.186 H 138.4°. Best body text is #000000 at 11.45:1 contrast (WCAG AA passes).

Color values

HEX	#78D557
RGB	rgb(120, 213, 87)
HSL	hsl(104, 60%, 59%)
HSV	hsv(104, 59%, 84%)
CMYK	cmyk(43.7%, 0%, 59.2%, 16.5%)
CIE-LAB	lab(77.44, -50.42, 52.67)
CIE-LCH	lch(77.44, 72.92, 133.75°)
OKLab	oklab(78.85% -0.1388 0.1234)
OKLCH	oklch(78.85% 0.186 138.4)
XYZ	xyz(33.2592, 52.2676, 17.3511)
Luminance	0.5227 (WCAG relative)
Temperature	warm
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#78D557 #B457D5

analogous

#B7D557 #78D557 #57D575

triadic

#78D557 #5778D5 #D55778

tetradic

#78D557 #57B7D5 #B457D5 #D57557

square

#78D557 #57B7D5 #B457D5 #D57557

split-complementary

#78D557 #7557D5 #D557B7

monochromatic

#3F8E24 #55BF30 #78D557 #9FE188 #C7EDB9

Accessibility & contrast

On white

1.83

#78D557 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.45

#78D557 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #78D557

11.45:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##78D557	#FFFFFF	#000000	##000000
##78D557	1.00	1.83	11.45	11.45
#FFFFFF	1.83	1.00	21.00	21.00
#000000	11.45	21.00	1.00	1.00
##000000	11.45	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DBC449

Deuteranopia (green-blind)

#CEBC61

Tritanopia (blue-blind)

#72CEBA

Achromatopsia (no color)

#BFBFBF

Design tokens & code

CSS

--color: #78d557;
/* rgb */ color: rgb(120, 213, 87);
/* oklch */ color: oklch(78.8% 0.186 138.4);

Tailwind

colors: {
  custom: {
    50: '#a5e28a',
    500: '#78d557',
    950: '#000000',
  },
}

SCSS

$custom: #78d557;
$custom-light: #a5e28a;
$custom-dark: #000000;

JSON

{
  "hex": "#78d557",
  "rgb": {
    "r": 120,
    "g": 213,
    "b": 87
  },
  "hsl": {
    "h": 104.286,
    "s": 60,
    "l": 58.824
  },
  "oklch": {
    "l": 0.7885,
    "c": 0.18568,
    "h": 138.4
  },
  "luminance": 0.5227
}

Semantic roles & 50–950 ramp

primary

#78D557

secondary

#7D3C94

accent

#45E3BA

background

#FDFEFC

surface

#F7FCF4

border

#D0D5CE

text

#10150C

muted

#81847F

Preview Lab

Preview with #78D557

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

Preview Lab → · Contrast checker → · Palette generator →