#78C427#78C427

#78C427 is a light, vivid yellow-green. Relative luminance 0.436; OKLCH L 74.3% C 0.195 H 132.9°. Best body text is #000000 at 9.72:1 contrast (WCAG AA passes).

Color values

HEX#78C427
RGBrgb(120, 196, 39)
HSLhsl(89, 67%, 46%)
HSVhsv(89, 80%, 77%)
CMYKcmyk(38.8%, 0%, 80.1%, 23.1%)
CIE-LABlab(71.97, -47.09, 64.97)
CIE-LCHlch(71.97, 80.24, 125.93°)
OKLaboklab(74.26% -0.133 0.1431)
OKLCHoklch(74.26% 0.195 132.9)
XYZxyz(27.8515, 43.6181, 8.8707)
Luminance0.4362 (WCAG relative)
Temperaturewarm
Familyyellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary
#78C427 #7327C4
analogous
#C4C127 #78C427 #29C427
triadic
#78C427 #2778C4 #C42778
tetradic
#78C427 #27C4C1 #7327C4 #C42729
square
#78C427 #27C4C1 #7327C4 #C42729
split-complementary
#78C427 #2729C4 #C127C4
monochromatic
#395E13 #59911D #78C427 #96DC4D #B4E680

Accessibility & contrast

On white

2.16
#78C427 on #FFFFFF
AA ✗AA large ✗AAA ✗

On black

9.72
#78C427 on #000000
AA ✓AA large ✓AAA ✓

Best text color

#000000 on #78C427
9.72:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg##78C427#FFFFFF#000000##000000
##78C4271.002.169.729.72
#FFFFFF2.161.0021.0021.00
#0000009.7221.001.001.00
##0000009.7221.001.001.00

Color blindness preview

Protanopia (red-blind)
#CCB400
Deuteranopia (green-blind)
#C2AE39
Tritanopia (blue-blind)
#79BCA7
Achromatopsia (no color)
#B0B0B0

Design tokens & code

CSS
--color: #78c427;
/* rgb */ color: rgb(120, 196, 39);
/* oklch */ color: oklch(74.3% 0.195 132.9);
Tailwind
colors: {
  custom: {
    50: '#a5d66f',
    500: '#78c427',
    950: '#000000',
  },
}
SCSS
$custom: #78c427;
$custom-light: #a5d66f;
$custom-dark: #000000;
JSON
{
  "hex": "#78c427",
  "rgb": {
    "r": 120,
    "g": 196,
    "b": 39
  },
  "hsl": {
    "h": 89.045,
    "s": 66.809,
    "l": 46.078
  },
  "oklch": {
    "l": 0.74264,
    "c": 0.19538,
    "h": 132.9
  },
  "luminance": 0.43619
}

Semantic roles & 50–950 ramp

primary
#78C427
secondary
#A279CE
accent
#3EEA91
background
#FAFDF7
surface
#F4FAED
border
#CED3C8
text
#101408
muted
#7F837B

Preview Lab

Preview with #78C427

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

Preview Lab → · Contrast checker → · Palette generator →

#78C427 Color — HEX, RGB, HSL, OKLCH & Contrast — Tintiva