#78DB51#78DB51

#78DB51 is a light, vivid green. Relative luminance 0.552; OKLCH L 80.3% C 0.198 H 138.0°. Best body text is #000000 at 12.05:1 contrast (WCAG AA passes).

Color values

HEX	#78DB51
RGB	rgb(120, 219, 81)
HSL	hsl(103, 66%, 59%)
HSV	hsv(103, 63%, 86%)
CMYK	cmyk(45.2%, 0%, 63%, 14.1%)
CIE-LAB	lab(79.18, -53.40, 57.21)
CIE-LCH	lch(79.18, 78.26, 133.02°)
OKLab	oklab(80.26% -0.1472 0.1325)
OKLCH	oklch(80.26% 0.198 138)
XYZ	xyz(34.5613, 55.2480, 16.6258)
Luminance	0.5525 (WCAG relative)
Temperature	warm
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#78DB51 #B451DB

analogous

#BDDB51 #78DB51 #51DB6F

triadic

#78DB51 #5178DB #DB5178

tetradic

#78DB51 #51BDDB #B451DB #DB6F51

square

#78DB51 #51BDDB #B451DB #DB6F51

split-complementary

#78DB51 #6F51DB #DB51BD

monochromatic

#3F931E #55C629 #78DB51 #9FE584 #C7F0B6

Accessibility & contrast

On white

1.74

#78DB51 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.05

#78DB51 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #78DB51

12.05:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##78DB51	#FFFFFF	#000000	##000000
##78DB51	1.00	1.74	12.05	12.05
#FFFFFF	1.74	1.00	21.00	21.00
#000000	12.05	21.00	1.00	1.00
##000000	12.05	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E2C940

Deuteranopia (green-blind)

#D4C15C

Tritanopia (blue-blind)

#72D4BE

Achromatopsia (no color)

#C4C4C4

Design tokens & code

CSS

--color: #78db51;
/* rgb */ color: rgb(120, 219, 81);
/* oklch */ color: oklch(80.3% 0.198 138.0);

Tailwind

colors: {
  custom: {
    50: '#a6e787',
    500: '#78db51',
    950: '#000000',
  },
}

SCSS

$custom: #78db51;
$custom-light: #a6e787;
$custom-dark: #000000;

JSON

{
  "hex": "#78db51",
  "rgb": {
    "r": 120,
    "g": 219,
    "b": 81
  },
  "hsl": {
    "h": 103.043,
    "s": 65.714,
    "l": 58.824
  },
  "oklch": {
    "l": 0.8026,
    "c": 0.19805,
    "h": 138
  },
  "luminance": 0.5525
}

Semantic roles & 50–950 ramp

primary

#78DB51

secondary

#7D3898

accent

#3FE9B9

background

#FDFEFC

surface

#F7FCF4

border

#D0D5CE

text

#10160C

muted

#81847F

Preview Lab

Preview with #78DB51

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

Preview Lab → · Contrast checker → · Palette generator →