#78CA2B#78CA2B

#78CA2B is a light, highly saturated yellow-green. Relative luminance 0.464; OKLCH L 75.8% C 0.201 H 133.8°. Best body text is #000000 at 10.28:1 contrast (WCAG AA passes).

Color values

HEX	#78CA2B
RGB	rgb(120, 202, 43)
HSL	hsl(91, 65%, 48%)
HSV	hsv(91, 79%, 79%)
CMYK	cmyk(40.6%, 0%, 78.7%, 20.8%)
CIE-LAB	lab(73.81, -49.34, 65.52)
CIE-LCH	lch(73.81, 82.02, 126.98°)
OKLab	oklab(75.77% -0.1388 0.1449)
OKLCH	oklch(75.77% 0.201 133.8)
XYZ	xyz(29.3018, 46.4070, 9.6985)
Luminance	0.4641 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#78CA2B #7D2BCA

analogous

#C8CA2B #78CA2B #2BCA2D

triadic

#78CA2B #2B78CA #CA2B78

tetradic

#78CA2B #2BC8CA #7D2BCA #CA2D2B

square

#78CA2B #2BC8CA #7D2BCA #CA2D2B

split-complementary

#78CA2B #2D2BCA #CA2BC8

monochromatic

#3C6516 #5A9820 #78CA2B #97DB57 #B6E689

Accessibility & contrast

On white

2.04

#78CA2B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.28

#78CA2B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #78CA2B

10.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##78CA2B	#FFFFFF	#000000	##000000
##78CA2B	1.00	2.04	10.28	10.28
#FFFFFF	2.04	1.00	21.00	21.00
#000000	10.28	21.00	1.00	1.00
##000000	10.28	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D2BA00

Deuteranopia (green-blind)

#C7B33D

Tritanopia (blue-blind)

#78C2AD

Achromatopsia (no color)

#B5B5B5

Design tokens & code

CSS

--color: #78ca2b;
/* rgb */ color: rgb(120, 202, 43);
/* oklch */ color: oklch(75.8% 0.201 133.8);

Tailwind

colors: {
  custom: {
    50: '#a6db72',
    500: '#78ca2b',
    950: '#000000',
  },
}

SCSS

$custom: #78ca2b;
$custom-light: #a6db72;
$custom-dark: #000000;

JSON

{
  "hex": "#78ca2b",
  "rgb": {
    "r": 120,
    "g": 202,
    "b": 43
  },
  "hsl": {
    "h": 90.943,
    "s": 64.898,
    "l": 48.039
  },
  "oklch": {
    "l": 0.75773,
    "c": 0.20064,
    "h": 133.8
  },
  "luminance": 0.46409
}

Semantic roles & 50–950 ramp

primary

#78CA2B

secondary

#AA81D0

accent

#40E897

background

#FAFDF7

surface

#F4FBED

border

#CED4C8

text

#101509

muted

#7F837B

Preview Lab

Preview with #78CA2B

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

Preview Lab → · Contrast checker → · Palette generator →