#78B328#78B328

#78B328 is a light, vivid yellow-green. Relative luminance 0.364; OKLCH L 70.1% C 0.174 H 130.5°. Best body text is #000000 at 8.28:1 contrast (WCAG AA passes).

Color values

HEX	#78B328
RGB	rgb(120, 179, 40)
HSL	hsl(85, 63%, 43%)
HSV	hsv(85, 78%, 70%)
CMYK	cmyk(33%, 0%, 77.7%, 29.8%)
CIE-LAB	lab(66.81, -39.84, 59.89)
CIE-LCH	lch(66.81, 71.93, 123.63°)
OKLab	oklab(70.05% -0.1134 0.1326)
OKLCH	oklch(70.05% 0.174 130.5)
XYZ	xyz(24.2487, 36.3856, 7.7526)
Luminance	0.3639 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#78B328 #6328B3

analogous

#B3A828 #78B328 #32B328

triadic

#78B328 #2878B3 #B32878

tetradic

#78B328 #28B3A8 #6328B3 #B32832

square

#78B328 #28B3A8 #6328B3 #B32832

split-complementary

#78B328 #2832B3 #A828B3

monochromatic

#354F12 #56811D #78B328 #97D543 #B3E075

Accessibility & contrast

On white

2.54

#78B328 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.28

#78B328 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #78B328

8.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##78B328	#FFFFFF	#000000	##000000
##78B328	1.00	2.54	8.28	8.28
#FFFFFF	2.54	1.00	21.00	21.00
#000000	8.28	21.00	1.00	1.00
##000000	8.28	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BBA500

Deuteranopia (green-blind)

#B3A137

Tritanopia (blue-blind)

#7BAB99

Achromatopsia (no color)

#A3A3A3

Design tokens & code

CSS

--color: #78b328;
/* rgb */ color: rgb(120, 179, 40);
/* oklch */ color: oklch(70.1% 0.174 130.5);

Tailwind

colors: {
  custom: {
    50: '#a4ca6d',
    500: '#78b328',
    950: '#000000',
  },
}

SCSS

$custom: #78b328;
$custom-light: #a4ca6d;
$custom-dark: #000000;

JSON

{
  "hex": "#78b328",
  "rgb": {
    "r": 120,
    "g": 179,
    "b": 40
  },
  "hsl": {
    "h": 85.468,
    "s": 63.47,
    "l": 42.941
  },
  "oklch": {
    "l": 0.70051,
    "c": 0.17445,
    "h": 130.5
  },
  "luminance": 0.36386
}

Semantic roles & 50–950 ramp

primary

#78B328

secondary

#956FC8

accent

#41E687

background

#FAFCF6

surface

#F4F8EC

border

#CED1C7

text

#101308

muted

#7F827B

Preview Lab

Preview with #78B328

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

Preview Lab → · Contrast checker → · Palette generator →