#78B439#78B439

#78B439 is a light, vivid yellow-green. Relative luminance 0.369; OKLCH L 70.4% C 0.165 H 131.9°. Best body text is #000000 at 8.39:1 contrast (WCAG AA passes).

Color values

HEX	#78B439
RGB	rgb(120, 180, 57)
HSL	hsl(89, 52%, 46%)
HSV	hsv(89, 68%, 71%)
CMYK	cmyk(33.3%, 0%, 68.3%, 29.4%)
CIE-LAB	lab(67.22, -39.20, 54.19)
CIE-LCH	lch(67.22, 66.89, 125.88°)
OKLab	oklab(70.42% -0.1103 0.1232)
OKLCH	oklch(70.42% 0.165 131.9)
XYZ	xyz(24.8052, 36.9301, 9.6914)
Luminance	0.3693 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#78B439 #7539B4

analogous

#B4B339 #78B439 #3BB439

triadic

#78B439 #3978B4 #B43978

tetradic

#78B439 #39B4B3 #7539B4 #B4393B

square

#78B439 #39B4B3 #7539B4 #B4393B

split-complementary

#78B439 #393BB4 #B339B4

monochromatic

#3A571C #59862A #78B439 #96CC5E #B5DB8D

Accessibility & contrast

On white

2.50

#78B439 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.39

#78B439 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #78B439

8.39:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##78B439	#FFFFFF	#000000	##000000
##78B439	1.00	2.50	8.39	8.39
#FFFFFF	2.50	1.00	21.00	21.00
#000000	8.39	21.00	1.00	1.00
##000000	8.39	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BCA727

Deuteranopia (green-blind)

#B3A244

Tritanopia (blue-blind)

#7AAD9B

Achromatopsia (no color)

#A4A4A4

Design tokens & code

CSS

--color: #78b439;
/* rgb */ color: rgb(120, 180, 57);
/* oklch */ color: oklch(70.4% 0.165 131.9);

Tailwind

colors: {
  custom: {
    50: '#a3cb76',
    500: '#78b439',
    950: '#000000',
  },
}

SCSS

$custom: #78b439;
$custom-light: #a3cb76;
$custom-dark: #000000;

JSON

{
  "hex": "#78b439",
  "rgb": {
    "r": 120,
    "g": 180,
    "b": 57
  },
  "hsl": {
    "h": 89.268,
    "s": 51.899,
    "l": 46.471
  },
  "oklch": {
    "l": 0.7042,
    "c": 0.16539,
    "h": 131.9
  },
  "luminance": 0.36931
}

Semantic roles & 50–950 ramp

primary

#78B439

secondary

#A483C5

accent

#4CDB92

background

#FAFCF7

surface

#F4F8ED

border

#CED1C8

text

#101309

muted

#7F827B

Preview Lab

Preview with #78B439

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

Preview Lab → · Contrast checker → · Palette generator →