#78B339#78B339

#78B339 is a light, vivid yellow-green. Relative luminance 0.365; OKLCH L 70.2% C 0.164 H 131.7°. Best body text is #000000 at 8.31:1 contrast (WCAG AA passes).

Color values

HEX	#78B339
RGB	rgb(120, 179, 57)
HSL	hsl(89, 52%, 46%)
HSV	hsv(89, 68%, 70%)
CMYK	cmyk(33%, 0%, 68.2%, 29.8%)
CIE-LAB	lab(66.92, -38.76, 53.88)
CIE-LCH	lch(66.92, 66.37, 125.73°)
OKLab	oklab(70.17% -0.1091 0.1225)
OKLCH	oklch(70.17% 0.164 131.7)
XYZ	xyz(24.6041, 36.5278, 9.6243)
Luminance	0.3653 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#78B339 #7439B3

analogous

#B3B139 #78B339 #3BB339

triadic

#78B339 #3978B3 #B33978

tetradic

#78B339 #39B3B1 #7439B3 #B3393B

square

#78B339 #39B3B1 #7439B3 #B3393B

split-complementary

#78B339 #393BB3 #B139B3

monochromatic

#3A561B #59852A #78B339 #96CC5E #B4DA8C

Accessibility & contrast

On white

2.53

#78B339 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.31

#78B339 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #78B339

8.31:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##78B339	#FFFFFF	#000000	##000000
##78B339	1.00	2.53	8.31	8.31
#FFFFFF	2.53	1.00	21.00	21.00
#000000	8.31	21.00	1.00	1.00
##000000	8.31	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BBA627

Deuteranopia (green-blind)

#B2A143

Tritanopia (blue-blind)

#7AAC9A

Achromatopsia (no color)

#A3A3A3

Design tokens & code

CSS

--color: #78b339;
/* rgb */ color: rgb(120, 179, 57);
/* oklch */ color: oklch(70.2% 0.164 131.7);

Tailwind

colors: {
  custom: {
    50: '#a3ca76',
    500: '#78b339',
    950: '#000000',
  },
}

SCSS

$custom: #78b339;
$custom-light: #a3ca76;
$custom-dark: #000000;

JSON

{
  "hex": "#78b339",
  "rgb": {
    "r": 120,
    "g": 179,
    "b": 57
  },
  "hsl": {
    "h": 89.016,
    "s": 51.695,
    "l": 46.275
  },
  "oklch": {
    "l": 0.70173,
    "c": 0.16408,
    "h": 131.7
  },
  "luminance": 0.36529
}

Semantic roles & 50–950 ramp

primary

#78B339

secondary

#A383C5

accent

#4DDB92

background

#FAFCF7

surface

#F4F8ED

border

#CED1C8

text

#0F1309

muted

#7F827B

Preview Lab

Preview with #78B339

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

Preview Lab → · Contrast checker → · Palette generator →