#78D03B#78D03B

#78D03B is a light, vivid yellow-green. Relative luminance 0.494; OKLCH L 77.4% C 0.199 H 135.3°. Best body text is #000000 at 10.88:1 contrast (WCAG AA passes).

Color values

HEX	#78D03B
RGB	rgb(120, 208, 59)
HSL	hsl(95, 61%, 52%)
HSV	hsv(95, 72%, 82%)
CMYK	cmyk(42.3%, 0%, 71.6%, 18.4%)
CIE-LAB	lab(75.71, -50.80, 62.13)
CIE-LCH	lch(75.71, 80.26, 129.27°)
OKLab	oklab(77.36% -0.1417 0.1401)
OKLCH	oklch(77.36% 0.199 135.3)
XYZ	xyz(31.0903, 49.4188, 12.0374)
Luminance	0.4942 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#78D03B #933BD0

analogous

#C3D03B #78D03B #3BD048

triadic

#78D03B #3B78D0 #D03B78

tetradic

#78D03B #3BC3D0 #933BD0 #D0483B

square

#78D03B #3BC3D0 #933BD0 #D0483B

split-complementary

#78D03B #483BD0 #D03BC3

monochromatic

#40751C #5BA628 #78D03B #9ADC6C #BCE89E

Accessibility & contrast

On white

1.93

#78D03B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.88

#78D03B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #78D03B

10.88:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##78D03B	#FFFFFF	#000000	##000000
##78D03B	1.00	1.93	10.88	10.88
#FFFFFF	1.93	1.00	21.00	21.00
#000000	10.88	21.00	1.00	1.00
##000000	10.88	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D8BF21

Deuteranopia (green-blind)

#CCB849

Tritanopia (blue-blind)

#76C8B3

Achromatopsia (no color)

#BBBBBB

Design tokens & code

CSS

--color: #78d03b;
/* rgb */ color: rgb(120, 208, 59);
/* oklch */ color: oklch(77.4% 0.199 135.3);

Tailwind

colors: {
  custom: {
    50: '#a6df7a',
    500: '#78d03b',
    950: '#000000',
  },
}

SCSS

$custom: #78d03b;
$custom-light: #a6df7a;
$custom-dark: #000000;

JSON

{
  "hex": "#78d03b",
  "rgb": {
    "r": 120,
    "g": 208,
    "b": 59
  },
  "hsl": {
    "h": 95.436,
    "s": 61.317,
    "l": 52.353
  },
  "oklch": {
    "l": 0.7736,
    "c": 0.19927,
    "h": 135.3
  },
  "luminance": 0.49421
}

Semantic roles & 50–950 ramp

primary

#78D03B

secondary

#B993D4

accent

#43E4A2

background

#FAFDF7

surface

#F4FBEE

border

#CED4C9

text

#10150A

muted

#7F837C

Preview Lab

Preview with #78D03B

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

Preview Lab → · Contrast checker → · Palette generator →