#78C437#78C437

#78C437 is a light, vivid yellow-green. Relative luminance 0.437; OKLCH L 74.4% C 0.187 H 133.8°. Best body text is #000000 at 9.75:1 contrast (WCAG AA passes).

Color values

HEX	#78C437
RGB	rgb(120, 196, 55)
HSL	hsl(92, 56%, 49%)
HSV	hsv(92, 72%, 77%)
CMYK	cmyk(38.8%, 0%, 71.9%, 23.1%)
CIE-LAB	lab(72.06, -46.18, 59.90)
CIE-LCH	lch(72.06, 75.64, 127.63°)
OKLab	oklab(74.36% -0.1295 0.1349)
OKLCH	oklch(74.36% 0.187 133.8)
XYZ	xyz(28.1747, 43.7474, 10.5732)
Luminance	0.4375 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#78C437 #8337C4

analogous

#BFC437 #78C437 #37C43C

triadic

#78C437 #3778C4 #C43778

tetradic

#78C437 #37BFC4 #8337C4 #C43C37

square

#78C437 #37BFC4 #8337C4 #C43C37

split-complementary

#78C437 #3C37C4 #C437BF

monochromatic

#3D641C #5B942A #78C437 #98D465 #B8E194

Accessibility & contrast

On white

2.15

#78C437 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.75

#78C437 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #78C437

9.75:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##78C437	#FFFFFF	#000000	##000000
##78C437	1.00	2.15	9.75	9.75
#FFFFFF	2.15	1.00	21.00	21.00
#000000	9.75	21.00	1.00	1.00
##000000	9.75	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CCB51E

Deuteranopia (green-blind)

#C1AE44

Tritanopia (blue-blind)

#78BCA8

Achromatopsia (no color)

#B1B1B1

Design tokens & code

CSS

--color: #78c437;
/* rgb */ color: rgb(120, 196, 55);
/* oklch */ color: oklch(74.4% 0.187 133.8);

Tailwind

colors: {
  custom: {
    50: '#a5d677',
    500: '#78c437',
    950: '#000000',
  },
}

SCSS

$custom: #78c437;
$custom-light: #a5d677;
$custom-dark: #000000;

JSON

{
  "hex": "#78c437",
  "rgb": {
    "r": 120,
    "g": 196,
    "b": 55
  },
  "hsl": {
    "h": 92.34,
    "s": 56.175,
    "l": 49.216
  },
  "oklch": {
    "l": 0.74363,
    "c": 0.18696,
    "h": 133.8
  },
  "luminance": 0.43749
}

Semantic roles & 50–950 ramp

primary

#78C437

secondary

#AE8BCC

accent

#48DF9A

background

#FAFDF7

surface

#F4FAEE

border

#CED3C9

text

#101409

muted

#7F837B

Preview Lab

Preview with #78C437

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

Preview Lab → · Contrast checker → · Palette generator →