#78CF4B#78CF4B

#78CF4B is a light, vivid yellow-green. Relative luminance 0.491; OKLCH L 77.2% C 0.187 H 136.6°. Best body text is #000000 at 10.83:1 contrast (WCAG AA passes).

Color values

HEX	#78CF4B
RGB	rgb(120, 207, 75)
HSL	hsl(100, 58%, 55%)
HSV	hsv(100, 64%, 81%)
CMYK	cmyk(42%, 0%, 63.8%, 18.8%)
CIE-LAB	lab(75.53, -49.14, 55.71)
CIE-LCH	lch(75.53, 74.28, 131.42°)
OKLab	oklab(77.25% -0.1361 0.1286)
OKLCH	oklch(77.25% 0.187 136.6)
XYZ	xyz(31.3277, 49.1249, 14.4866)
Luminance	0.4913 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#78CF4B #A24BCF

analogous

#BACF4B #78CF4B #4BCF60

triadic

#78CF4B #4B78CF #CF4B78

tetradic

#78CF4B #4BBACF #A24BCF #CF604B

square

#78CF4B #4BBACF #A24BCF #CF604B

split-complementary

#78CF4B #604BCF #CF4BBA

monochromatic

#417E22 #5AAE2E #78CF4B #9CDC7B #C0E9AC

Accessibility & contrast

On white

1.94

#78CF4B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.83

#78CF4B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #78CF4B

10.83:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##78CF4B	#FFFFFF	#000000	##000000
##78CF4B	1.00	1.94	10.83	10.83
#FFFFFF	1.94	1.00	21.00	21.00
#000000	10.83	21.00	1.00	1.00
##000000	10.83	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D6BF3B

Deuteranopia (green-blind)

#CAB756

Tritanopia (blue-blind)

#74C8B4

Achromatopsia (no color)

#BABABA

Design tokens & code

CSS

--color: #78cf4b;
/* rgb */ color: rgb(120, 207, 75);
/* oklch */ color: oklch(77.2% 0.187 136.6);

Tailwind

colors: {
  custom: {
    50: '#a5de83',
    500: '#78cf4b',
    950: '#000000',
  },
}

SCSS

$custom: #78cf4b;
$custom-light: #a5de83;
$custom-dark: #000000;

JSON

{
  "hex": "#78cf4b",
  "rgb": {
    "r": 120,
    "g": 207,
    "b": 75
  },
  "hsl": {
    "h": 99.545,
    "s": 57.895,
    "l": 55.294
  },
  "oklch": {
    "l": 0.77249,
    "c": 0.18723,
    "h": 136.6
  },
  "luminance": 0.49127
}

Semantic roles & 50–950 ramp

primary

#78CF4B

secondary

#C49FD6

accent

#47E1AC

background

#FAFDF8

surface

#F4FBEF

border

#CED4CA

text

#10150B

muted

#7F837C

Preview Lab

Preview with #78CF4B

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

Preview Lab → · Contrast checker → · Palette generator →