#78C739#78C739

#78C739 is a light, vivid yellow-green. Relative luminance 0.451; OKLCH L 75.1% C 0.189 H 134.3°. Best body text is #000000 at 10.03:1 contrast (WCAG AA passes).

Color values

HEX	#78C739
RGB	rgb(120, 199, 57)
HSL	hsl(93, 56%, 50%)
HSV	hsv(93, 71%, 78%)
CMYK	cmyk(39.7%, 0%, 71.4%, 22%)
CIE-LAB	lab(72.98, -47.29, 60.10)
CIE-LCH	lch(72.98, 76.47, 128.20°)
OKLab	oklab(75.12% -0.1323 0.1356)
OKLCH	oklch(75.12% 0.189 134.3)
XYZ	xyz(28.9071, 45.1339, 11.0587)
Luminance	0.4513 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#78C739 #8839C7

analogous

#BFC739 #78C739 #39C741

triadic

#78C739 #3978C7 #C73978

tetradic

#78C739 #39BFC7 #8839C7 #C74139

square

#78C739 #39BFC7 #8839C7 #C74139

split-complementary

#78C739 #4139C7 #C739BF

monochromatic

#3F681D #5B982B #78C739 #99D469 #B9E298

Accessibility & contrast

On white

2.09

#78C739 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.03

#78C739 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #78C739

10.03:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##78C739	#FFFFFF	#000000	##000000
##78C739	1.00	2.09	10.03	10.03
#FFFFFF	2.09	1.00	21.00	21.00
#000000	10.03	21.00	1.00	1.00
##000000	10.03	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CFB721

Deuteranopia (green-blind)

#C4B146

Tritanopia (blue-blind)

#77BFAB

Achromatopsia (no color)

#B3B3B3

Design tokens & code

CSS

--color: #78c739;
/* rgb */ color: rgb(120, 199, 57);
/* oklch */ color: oklch(75.1% 0.189 134.3);

Tailwind

colors: {
  custom: {
    50: '#a5d878',
    500: '#78c739',
    950: '#000000',
  },
}

SCSS

$custom: #78c739;
$custom-light: #a5d878;
$custom-dark: #000000;

JSON

{
  "hex": "#78c739",
  "rgb": {
    "r": 120,
    "g": 199,
    "b": 57
  },
  "hsl": {
    "h": 93.38,
    "s": 55.906,
    "l": 50.196
  },
  "oklch": {
    "l": 0.7512,
    "c": 0.18944,
    "h": 134.3
  },
  "luminance": 0.45135
}

Semantic roles & 50–950 ramp

primary

#78C739

secondary

#B18ECE

accent

#49DF9C

background

#FAFDF7

surface

#F4FAEE

border

#CED3C9

text

#101409

muted

#7F837B

Preview Lab

Preview with #78C739

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

Preview Lab → · Contrast checker → · Palette generator →