#78B256#78B256

#78B256 is a light, vivid yellow-green. Relative luminance 0.365; OKLCH L 70.3% C 0.138 H 135.2°. Best body text is #000000 at 8.30:1 contrast (WCAG AA passes).

Color values

HEX	#78B256
RGB	rgb(120, 178, 86)
HSL	hsl(98, 37%, 52%)
HSV	hsv(98, 52%, 70%)
CMYK	cmyk(32.6%, 0%, 51.7%, 30.2%)
CIE-LAB	lab(66.90, -35.52, 40.77)
CIE-LCH	lch(66.90, 54.07, 131.06°)
OKLab	oklab(70.25% -0.098 0.0975)
OKLCH	oklch(70.25% 0.138 135.2)
XYZ	xyz(25.3453, 36.5048, 14.5130)
Luminance	0.3651 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#78B256 #9056B2

analogous

#A6B256 #78B256 #56B262

triadic

#78B256 #5678B2 #B25678

tetradic

#78B256 #56A6B2 #9056B2 #B26256

square

#78B256 #56A6B2 #9056B2 #B26256

split-complementary

#78B256 #6256B2 #B256A6

monochromatic

#40612C #5C8B3F #78B256 #9AC580 #BBD8AA

Accessibility & contrast

On white

2.53

#78B256 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.30

#78B256 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #78B256

8.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##78B256	#FFFFFF	#000000	##000000
##78B256	1.00	2.53	8.30	8.30
#FFFFFF	2.53	1.00	21.00	21.00
#000000	8.30	21.00	1.00	1.00
##000000	8.30	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B8A64E

Deuteranopia (green-blind)

#AFA15C

Tritanopia (blue-blind)

#77AC9D

Achromatopsia (no color)

#A3A3A3

Design tokens & code

CSS

--color: #78b256;
/* rgb */ color: rgb(120, 178, 86);
/* oklch */ color: oklch(70.3% 0.138 135.2);

Tailwind

colors: {
  custom: {
    50: '#a2c988',
    500: '#78b256',
    950: '#000000',
  },
}

SCSS

$custom: #78b256;
$custom-light: #a2c988;
$custom-dark: #000000;

JSON

{
  "hex": "#78b256",
  "rgb": {
    "r": 120,
    "g": 178,
    "b": 86
  },
  "hsl": {
    "h": 97.826,
    "s": 37.398,
    "l": 51.765
  },
  "oklch": {
    "l": 0.70251,
    "c": 0.13821,
    "h": 135.2
  },
  "luminance": 0.36506
}

Semantic roles & 50–950 ramp

primary

#78B256

secondary

#B79EC6

accent

#5ACDA3

background

#FAFCF8

surface

#F4F8F0

border

#CED1CB

text

#0F130B

muted

#7F827C

Preview Lab

Preview with #78B256

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

Preview Lab → · Contrast checker → · Palette generator →