#78B540#78B540

#78B540 is a light, vivid yellow-green. Relative luminance 0.374; OKLCH L 70.7% C 0.162 H 132.7°. Best body text is #000000 at 8.48:1 contrast (WCAG AA passes).

Color values

HEX	#78B540
RGB	rgb(120, 181, 64)
HSL	hsl(91, 48%, 48%)
HSV	hsv(91, 65%, 71%)
CMYK	cmyk(33.7%, 0%, 64.6%, 29%)
CIE-LAB	lab(67.58, -39.09, 51.69)
CIE-LCH	lch(67.58, 64.81, 127.09°)
OKLab	oklab(70.73% -0.1095 0.1188)
OKLCH	oklch(70.73% 0.162 132.7)
XYZ	xyz(25.1947, 37.4100, 10.7429)
Luminance	0.3741 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#78B540 #7D40B5

analogous

#B2B540 #78B540 #40B542

triadic

#78B540 #4078B5 #B54078

tetradic

#78B540 #40B2B5 #7D40B5 #B54240

square

#78B540 #40B2B5 #7D40B5 #B54240

split-complementary

#78B540 #4240B5 #B540B2

monochromatic

#3C5B20 #5A8830 #78B540 #97CA68 #B6DA96

Accessibility & contrast

On white

2.48

#78B540 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.48

#78B540 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #78B540

8.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##78B540	#FFFFFF	#000000	##000000
##78B540	1.00	2.48	8.48	8.48
#FFFFFF	2.48	1.00	21.00	21.00
#000000	8.48	21.00	1.00	1.00
##000000	8.48	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BCA831

Deuteranopia (green-blind)

#B4A349

Tritanopia (blue-blind)

#79AE9D

Achromatopsia (no color)

#A5A5A5

Design tokens & code

CSS

--color: #78b540;
/* rgb */ color: rgb(120, 181, 64);
/* oklch */ color: oklch(70.7% 0.162 132.7);

Tailwind

colors: {
  custom: {
    50: '#a3cb7a',
    500: '#78b540',
    950: '#000000',
  },
}

SCSS

$custom: #78b540;
$custom-light: #a3cb7a;
$custom-dark: #000000;

JSON

{
  "hex": "#78b540",
  "rgb": {
    "r": 120,
    "g": 181,
    "b": 64
  },
  "hsl": {
    "h": 91.282,
    "s": 47.755,
    "l": 48.039
  },
  "oklch": {
    "l": 0.70731,
    "c": 0.16157,
    "h": 132.7
  },
  "luminance": 0.37411
}

Semantic roles & 50–950 ramp

primary

#78B540

secondary

#AA8BC5

accent

#50D797

background

#FAFCF7

surface

#F4F8EE

border

#CED1C9

text

#0F130A

muted

#7F827C

Preview Lab

Preview with #78B540

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

Preview Lab → · Contrast checker → · Palette generator →