#78CB4B#78CB4B

#78CB4B is a light, vivid yellow-green. Relative luminance 0.472; OKLCH L 76.3% C 0.182 H 136.3°. Best body text is #000000 at 10.44:1 contrast (WCAG AA passes).

Color values

HEX	#78CB4B
RGB	rgb(120, 203, 75)
HSL	hsl(99, 55%, 55%)
HSV	hsv(99, 63%, 80%)
CMYK	cmyk(40.9%, 0%, 63.1%, 20.4%)
CIE-LAB	lab(74.32, -47.50, 54.39)
CIE-LCH	lch(74.32, 72.21, 131.13°)
OKLab	oklab(76.26% -0.1316 0.1258)
OKLCH	oklch(76.26% 0.182 136.3)
XYZ	xyz(30.3709, 47.2113, 14.1676)
Luminance	0.4721 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#78CB4B #9E4BCB

analogous

#B8CB4B #78CB4B #4BCB5E

triadic

#78CB4B #4B78CB #CB4B78

tetradic

#78CB4B #4BB8CB #9E4BCB #CB5E4B

square

#78CB4B #4BB8CB #9E4BCB #CB5E4B

split-complementary

#78CB4B #5E4BCB #CB4BB8

monochromatic

#417923 #5BA831 #78CB4B #9CD97A #BFE6AA

Accessibility & contrast

On white

2.01

#78CB4B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.44

#78CB4B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #78CB4B

10.44:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##78CB4B	#FFFFFF	#000000	##000000
##78CB4B	1.00	2.01	10.44	10.44
#FFFFFF	2.01	1.00	21.00	21.00
#000000	10.44	21.00	1.00	1.00
##000000	10.44	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D2BB3C

Deuteranopia (green-blind)

#C6B455

Tritanopia (blue-blind)

#75C4B0

Achromatopsia (no color)

#B7B7B7

Design tokens & code

CSS

--color: #78cb4b;
/* rgb */ color: rgb(120, 203, 75);
/* oklch */ color: oklch(76.3% 0.182 136.3);

Tailwind

colors: {
  custom: {
    50: '#a4db82',
    500: '#78cb4b',
    950: '#000000',
  },
}

SCSS

$custom: #78cb4b;
$custom-light: #a4db82;
$custom-dark: #000000;

JSON

{
  "hex": "#78cb4b",
  "rgb": {
    "r": 120,
    "g": 203,
    "b": 75
  },
  "hsl": {
    "h": 98.906,
    "s": 55.172,
    "l": 54.51
  },
  "oklch": {
    "l": 0.76264,
    "c": 0.18207,
    "h": 136.3
  },
  "luminance": 0.47213
}

Semantic roles & 50–950 ramp

primary

#78CB4B

secondary

#C19ED4

accent

#49DFAA

background

#FAFDF8

surface

#F4FBEF

border

#CED4CA

text

#10150B

muted

#7F837C

Preview Lab

Preview with #78CB4B

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

Preview Lab → · Contrast checker → · Palette generator →