#78BD28#78BD28

#78BD28 is a light, vivid yellow-green. Relative luminance 0.405; OKLCH L 72.5% C 0.187 H 132.0°. Best body text is #000000 at 9.11:1 contrast (WCAG AA passes).

Color values

HEX	#78BD28
RGB	rgb(120, 189, 40)
HSL	hsl(88, 65%, 45%)
HSV	hsv(88, 79%, 74%)
CMYK	cmyk(36.5%, 0%, 78.8%, 25.9%)
CIE-LAB	lab(69.85, -44.13, 62.73)
CIE-LCH	lch(69.85, 76.70, 125.13°)
OKLab	oklab(72.53% -0.1249 0.1386)
OKLCH	oklch(72.53% 0.187 132)
XYZ	xyz(26.3260, 40.5403, 8.4450)
Luminance	0.4054 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#78BD28 #6D28BD

analogous

#BDB828 #78BD28 #2EBD28

triadic

#78BD28 #2878BD #BD2878

tetradic

#78BD28 #28BDB8 #6D28BD #BD282E

square

#78BD28 #28BDB8 #6D28BD #BD282E

split-complementary

#78BD28 #282EBD #B828BD

monochromatic

#385813 #588A1D #78BD28 #96D94A #B4E37C

Accessibility & contrast

On white

2.31

#78BD28 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.11

#78BD28 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #78BD28

9.11:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##78BD28	#FFFFFF	#000000	##000000
##78BD28	1.00	2.31	9.11	9.11
#FFFFFF	2.31	1.00	21.00	21.00
#000000	9.11	21.00	1.00	1.00
##000000	9.11	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#C5AE00

Deuteranopia (green-blind)

#BCA938

Tritanopia (blue-blind)

#7AB5A2

Achromatopsia (no color)

#ABABAB

Design tokens & code

CSS

--color: #78bd28;
/* rgb */ color: rgb(120, 189, 40);
/* oklch */ color: oklch(72.5% 0.187 132.0);

Tailwind

colors: {
  custom: {
    50: '#a5d16f',
    500: '#78bd28',
    950: '#000000',
  },
}

SCSS

$custom: #78bd28;
$custom-light: #a5d16f;
$custom-dark: #000000;

JSON

{
  "hex": "#78bd28",
  "rgb": {
    "r": 120,
    "g": 189,
    "b": 40
  },
  "hsl": {
    "h": 87.785,
    "s": 65.066,
    "l": 44.902
  },
  "oklch": {
    "l": 0.72532,
    "c": 0.18659,
    "h": 132
  },
  "luminance": 0.40541
}

Semantic roles & 50–950 ramp

primary

#78BD28

secondary

#9D75CB

accent

#40E88E

background

#FAFCF7

surface

#F4F9ED

border

#CED2C8

text

#101408

muted

#7F827B

Preview Lab

Preview with #78BD28

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

Preview Lab → · Contrast checker → · Palette generator →