#78B555#78B555

#78B555 is a light, vivid yellow-green. Relative luminance 0.377; OKLCH L 71.0% C 0.144 H 135.4°. Best body text is #000000 at 8.54:1 contrast (WCAG AA passes).

Color values

HEX	#78B555
RGB	rgb(120, 181, 85)
HSL	hsl(98, 39%, 52%)
HSV	hsv(98, 53%, 71%)
CMYK	cmyk(33.7%, 0%, 53%, 29%)
CIE-LAB	lab(67.80, -36.99, 42.33)
CIE-LCH	lch(67.80, 56.22, 131.15°)
OKLab	oklab(70.97% -0.1021 0.1008)
OKLCH	oklch(70.97% 0.144 135.4)
XYZ	xyz(25.9087, 37.6956, 14.5034)
Luminance	0.3770 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#78B555 #9255B5

analogous

#A8B555 #78B555 #55B562

triadic

#78B555 #5578B5 #B55578

tetradic

#78B555 #55A8B5 #9255B5 #B56255

square

#78B555 #55A8B5 #9255B5 #B56255

split-complementary

#78B555 #6255B5 #B555A8

monochromatic

#40642C #5B8F3E #78B555 #9AC880 #BCDAAA

Accessibility & contrast

On white

2.46

#78B555 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.54

#78B555 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #78B555

8.54:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##78B555	#FFFFFF	#000000	##000000
##78B555	1.00	2.46	8.54	8.54
#FFFFFF	2.46	1.00	21.00	21.00
#000000	8.54	21.00	1.00	1.00
##000000	8.54	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BBA84C

Deuteranopia (green-blind)

#B2A35B

Tritanopia (blue-blind)

#77AF9F

Achromatopsia (no color)

#A5A5A5

Design tokens & code

CSS

--color: #78b555;
/* rgb */ color: rgb(120, 181, 85);
/* oklch */ color: oklch(71.0% 0.144 135.4);

Tailwind

colors: {
  custom: {
    50: '#a2cb87',
    500: '#78b555',
    950: '#000000',
  },
}

SCSS

$custom: #78b555;
$custom-light: #a2cb87;
$custom-dark: #000000;

JSON

{
  "hex": "#78b555",
  "rgb": {
    "r": 120,
    "g": 181,
    "b": 85
  },
  "hsl": {
    "h": 98.125,
    "s": 39.344,
    "l": 52.157
  },
  "oklch": {
    "l": 0.70972,
    "c": 0.14351,
    "h": 135.4
  },
  "luminance": 0.37697
}

Semantic roles & 50–950 ramp

primary

#78B555

secondary

#B99EC8

accent

#59CFA4

background

#FAFCF8

surface

#F4F8F0

border

#CED1CB

text

#0F130B

muted

#7F827C

Preview Lab

Preview with #78B555

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

Preview Lab → · Contrast checker → · Palette generator →