#78B255#78B255

#78B255 is a light, vivid yellow-green. Relative luminance 0.365; OKLCH L 70.2% C 0.139 H 135.0°. Best body text is #000000 at 8.30:1 contrast (WCAG AA passes).

Color values

HEX	#78B255
RGB	rgb(120, 178, 85)
HSL	hsl(97, 38%, 52%)
HSV	hsv(97, 52%, 70%)
CMYK	cmyk(32.6%, 0%, 52.2%, 30.2%)
CIE-LAB	lab(66.89, -35.63, 41.25)
CIE-LCH	lch(66.89, 54.51, 130.82°)
OKLab	oklab(70.24% -0.0984 0.0984)
OKLCH	oklch(70.24% 0.139 135)
XYZ	xyz(25.3052, 36.4888, 14.3023)
Luminance	0.3649 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#78B255 #8F55B2

analogous

#A7B255 #78B255 #55B261

triadic

#78B255 #5578B2 #B25578

tetradic

#78B255 #55A7B2 #8F55B2 #B26155

square

#78B255 #55A7B2 #8F55B2 #B26155

split-complementary

#78B255 #6155B2 #B255A7

monochromatic

#40612C #5C8B3F #78B255 #99C57F #BBD8A9

Accessibility & contrast

On white

2.53

#78B255 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.30

#78B255 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #78B255

8.30:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##78B255	#FFFFFF	#000000	##000000
##78B255	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)

#B8A64D

Deuteranopia (green-blind)

#B0A15B

Tritanopia (blue-blind)

#77AC9D

Achromatopsia (no color)

#A3A3A3

Design tokens & code

CSS

--color: #78b255;
/* rgb */ color: rgb(120, 178, 85);
/* oklch */ color: oklch(70.2% 0.139 135.0);

Tailwind

colors: {
  custom: {
    50: '#a2c987',
    500: '#78b255',
    950: '#000000',
  },
}

SCSS

$custom: #78b255;
$custom-light: #a2c987;
$custom-dark: #000000;

JSON

{
  "hex": "#78b255",
  "rgb": {
    "r": 120,
    "g": 178,
    "b": 85
  },
  "hsl": {
    "h": 97.419,
    "s": 37.652,
    "l": 51.569
  },
  "oklch": {
    "l": 0.70237,
    "c": 0.13918,
    "h": 135
  },
  "luminance": 0.3649
}

Semantic roles & 50–950 ramp

primary

#78B255

secondary

#B69DC6

accent

#5ACEA2

background

#FAFCF8

surface

#F4F8F0

border

#CED1CB

text

#0F130B

muted

#7F827C

Preview Lab

Preview with #78B255

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

Preview Lab → · Contrast checker → · Palette generator →