#78B337#78B337

#78B337 is a light, vivid yellow-green. Relative luminance 0.365; OKLCH L 70.2% C 0.165 H 131.5°. Best body text is #000000 at 8.30:1 contrast (WCAG AA passes).

Color values

HEX	#78B337
RGB	rgb(120, 179, 55)
HSL	hsl(89, 53%, 46%)
HSV	hsv(89, 69%, 70%)
CMYK	cmyk(33%, 0%, 69.3%, 29.8%)
CIE-LAB	lab(66.91, -38.91, 54.65)
CIE-LCH	lch(66.91, 67.09, 125.45°)
OKLab	oklab(70.16% -0.1097 0.1239)
OKLCH	oklch(70.16% 0.165 131.5)
XYZ	xyz(24.5552, 36.5082, 9.3667)
Luminance	0.3651 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#78B337 #7237B3

analogous

#B3B037 #78B337 #3AB337

triadic

#78B337 #3778B3 #B33778

tetradic

#78B337 #37B3B0 #7237B3 #B3373A

square

#78B337 #37B3B0 #7237B3 #B3373A

split-complementary

#78B337 #373AB3 #B037B3

monochromatic

#39551A #598429 #78B337 #96CD5B #B4DB8A

Accessibility & contrast

On white

2.53

#78B337 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.30

#78B337 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #78B337

8.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##78B337	#FFFFFF	#000000	##000000
##78B337	1.00	2.53	8.30	8.30
#FFFFFF	2.53	1.00	21.00	21.00
#000000	8.30	21.00	1.00	1.00
##000000	8.30	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BBA624

Deuteranopia (green-blind)

#B3A142

Tritanopia (blue-blind)

#7AAC9A

Achromatopsia (no color)

#A3A3A3

Design tokens & code

CSS

--color: #78b337;
/* rgb */ color: rgb(120, 179, 55);
/* oklch */ color: oklch(70.2% 0.165 131.5);

Tailwind

colors: {
  custom: {
    50: '#a3ca75',
    500: '#78b337',
    950: '#000000',
  },
}

SCSS

$custom: #78b337;
$custom-light: #a3ca75;
$custom-dark: #000000;

JSON

{
  "hex": "#78b337",
  "rgb": {
    "r": 120,
    "g": 179,
    "b": 55
  },
  "hsl": {
    "h": 88.548,
    "s": 52.991,
    "l": 45.882
  },
  "oklch": {
    "l": 0.70156,
    "c": 0.16547,
    "h": 131.5
  },
  "luminance": 0.36509
}

Semantic roles & 50–950 ramp

primary

#78B337

secondary

#A181C5

accent

#4BDC90

background

#FAFCF7

surface

#F4F8ED

border

#CED1C8

text

#101309

muted

#7F827B

Preview Lab

Preview with #78B337

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

Preview Lab → · Contrast checker → · Palette generator →