#78CB37#78CB37

#78CB37 is a light, vivid yellow-green. Relative luminance 0.470; OKLCH L 76.1% C 0.196 H 134.6°. Best body text is #000000 at 10.40:1 contrast (WCAG AA passes).

Color values

HEX	#78CB37
RGB	rgb(120, 203, 55)
HSL	hsl(94, 59%, 51%)
HSV	hsv(94, 73%, 80%)
CMYK	cmyk(40.9%, 0%, 72.9%, 20.4%)
CIE-LAB	lab(74.18, -49.05, 62.01)
CIE-LCH	lch(74.18, 79.07, 128.34°)
OKLab	oklab(76.1% -0.1372 0.1393)
OKLCH	oklch(76.1% 0.196 134.6)
XYZ	xyz(29.7906, 46.9792, 11.1119)
Luminance	0.4698 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#78CB37 #8A37CB

analogous

#C2CB37 #78CB37 #37CB40

triadic

#78CB37 #3778CB #CB3778

tetradic

#78CB37 #37C2CB #8A37CB #CB4037

square

#78CB37 #37C2CB #8A37CB #CB4037

split-complementary

#78CB37 #4037CB #CB37C2

monochromatic

#3F6C1C #5B9C29 #78CB37 #99D868 #BAE498

Accessibility & contrast

On white

2.02

#78CB37 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.40

#78CB37 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #78CB37

10.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##78CB37	#FFFFFF	#000000	##000000
##78CB37	1.00	2.02	10.40	10.40
#FFFFFF	2.02	1.00	21.00	21.00
#000000	10.40	21.00	1.00	1.00
##000000	10.40	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D3BB1B

Deuteranopia (green-blind)

#C7B446

Tritanopia (blue-blind)

#77C3AE

Achromatopsia (no color)

#B6B6B6

Design tokens & code

CSS

--color: #78cb37;
/* rgb */ color: rgb(120, 203, 55);
/* oklch */ color: oklch(76.1% 0.196 134.6);

Tailwind

colors: {
  custom: {
    50: '#a5db77',
    500: '#78cb37',
    950: '#000000',
  },
}

SCSS

$custom: #78cb37;
$custom-light: #a5db77;
$custom-dark: #000000;

JSON

{
  "hex": "#78cb37",
  "rgb": {
    "r": 120,
    "g": 203,
    "b": 55
  },
  "hsl": {
    "h": 93.649,
    "s": 58.73,
    "l": 50.588
  },
  "oklch": {
    "l": 0.76095,
    "c": 0.19555,
    "h": 134.6
  },
  "luminance": 0.46981
}

Semantic roles & 50–950 ramp

primary

#78CB37

secondary

#B38ED0

accent

#46E29D

background

#FAFDF7

surface

#F4FBEE

border

#CED4C9

text

#101509

muted

#7F837B

Preview Lab

Preview with #78CB37

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

Preview Lab → · Contrast checker → · Palette generator →