#78C91C#78C91C

#78C91C is a light, highly saturated yellow-green. Relative luminance 0.459; OKLCH L 75.5% C 0.205 H 133.0°. Best body text is #000000 at 10.17:1 contrast (WCAG AA passes).

Color values

HEX	#78C91C
RGB	rgb(120, 201, 28)
HSL	hsl(88, 76%, 45%)
HSV	hsv(88, 86%, 79%)
CMYK	cmyk(40.3%, 0%, 86.1%, 21.2%)
CIE-LAB	lab(73.45, -49.56, 68.98)
CIE-LCH	lch(73.45, 84.94, 125.69°)
OKLab	oklab(75.46% -0.1402 0.1501)
OKLCH	oklch(75.46% 0.205 133)
XYZ	xyz(28.8416, 45.8487, 8.4284)
Luminance	0.4585 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#78C91C #6D1CC9

analogous

#C9C31C #78C91C #22C91C

triadic

#78C91C #1C78C9 #C91C78

tetradic

#78C91C #1CC9C3 #6D1CC9 #C91C22

square

#78C91C #1CC9C3 #6D1CC9 #C91C22

split-complementary

#78C91C #1C22C9 #C31CC9

monochromatic

#385E0D #589315 #78C91C #96E43E #B4EC74

Accessibility & contrast

On white

2.06

#78C91C on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.17

#78C91C on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #78C91C

10.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##78C91C	#FFFFFF	#000000	##000000
##78C91C	1.00	2.06	10.17	10.17
#FFFFFF	2.06	1.00	21.00	21.00
#000000	10.17	21.00	1.00	1.00
##000000	10.17	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D1B800

Deuteranopia (green-blind)

#C7B234

Tritanopia (blue-blind)

#78C1AB

Achromatopsia (no color)

#B4B4B4

Design tokens & code

CSS

--color: #78c91c;
/* rgb */ color: rgb(120, 201, 28);
/* oklch */ color: oklch(75.5% 0.205 133.0);

Tailwind

colors: {
  custom: {
    50: '#a6da6c',
    500: '#78c91c',
    950: '#000000',
  },
}

SCSS

$custom: #78c91c;
$custom-light: #a6da6c;
$custom-dark: #000000;

JSON

{
  "hex": "#78c91c",
  "rgb": {
    "r": 120,
    "g": 201,
    "b": 28
  },
  "hsl": {
    "h": 88.092,
    "s": 75.546,
    "l": 44.902
  },
  "oklch": {
    "l": 0.75459,
    "c": 0.20535,
    "h": 133
  },
  "luminance": 0.4585
}

Semantic roles & 50–950 ramp

primary

#78C91C

secondary

#9D6ED2

accent

#36F28E

background

#FAFDF7

surface

#F4FBED

border

#CED4C8

text

#101508

muted

#7F837B

Preview Lab

Preview with #78C91C

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

Preview Lab → · Contrast checker → · Palette generator →