#78C631#78C631

#78C631 is a light, vivid yellow-green. Relative luminance 0.446; OKLCH L 74.8% C 0.193 H 133.7°. Best body text is #000000 at 9.92:1 contrast (WCAG AA passes).

Color values

HEX	#78C631
RGB	rgb(120, 198, 49)
HSL	hsl(91, 60%, 48%)
HSV	hsv(91, 75%, 78%)
CMYK	cmyk(39.4%, 0%, 75.3%, 22.4%)
CIE-LAB	lab(72.63, -47.38, 62.53)
CIE-LCH	lch(72.63, 78.46, 127.15°)
OKLab	oklab(74.82% -0.1331 0.1395)
OKLCH	oklch(74.82% 0.193 133.7)
XYZ	xyz(28.4937, 44.6016, 10.0128)
Luminance	0.4460 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#78C631 #7F31C6

analogous

#C2C631 #78C631 #31C634

triadic

#78C631 #3178C6 #C63178

tetradic

#78C631 #31C2C6 #7F31C6 #C63431

square

#78C631 #31C2C6 #7F31C6 #C63431

split-complementary

#78C631 #3431C6 #C631C2

monochromatic

#3D6419 #5A9525 #78C631 #97D75D #B7E38E

Accessibility & contrast

On white

2.12

#78C631 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

9.92

#78C631 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #78C631

9.92:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##78C631	#FFFFFF	#000000	##000000
##78C631	1.00	2.12	9.92	9.92
#FFFFFF	2.12	1.00	21.00	21.00
#000000	9.92	21.00	1.00	1.00
##000000	9.92	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CEB60E

Deuteranopia (green-blind)

#C3B040

Tritanopia (blue-blind)

#78BEAA

Achromatopsia (no color)

#B2B2B2

Design tokens & code

CSS

--color: #78c631;
/* rgb */ color: rgb(120, 198, 49);
/* oklch */ color: oklch(74.8% 0.193 133.7);

Tailwind

colors: {
  custom: {
    50: '#a5d874',
    500: '#78c631',
    950: '#000000',
  },
}

SCSS

$custom: #78c631;
$custom-light: #a5d874;
$custom-dark: #000000;

JSON

{
  "hex": "#78c631",
  "rgb": {
    "r": 120,
    "g": 198,
    "b": 49
  },
  "hsl": {
    "h": 91.409,
    "s": 60.324,
    "l": 48.431
  },
  "oklch": {
    "l": 0.74817,
    "c": 0.19285,
    "h": 133.7
  },
  "luminance": 0.44603
}

Semantic roles & 50–950 ramp

primary

#78C631

secondary

#AB85CE

accent

#44E398

background

#FAFDF7

surface

#F4FAED

border

#CED3C8

text

#101409

muted

#7F837B

Preview Lab

Preview with #78C631

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

Preview Lab → · Contrast checker → · Palette generator →