#78B333#78B333

#78B333 is a light, vivid yellow-green. Relative luminance 0.365; OKLCH L 70.1% C 0.168 H 131.2°. Best body text is #000000 at 8.29:1 contrast (WCAG AA passes).

Color values

HEX	#78B333
RGB	rgb(120, 179, 51)
HSL	hsl(88, 56%, 45%)
HSV	hsv(88, 72%, 70%)
CMYK	cmyk(33%, 0%, 71.5%, 29.8%)
CIE-LAB	lab(66.88, -39.19, 56.15)
CIE-LCH	lch(66.88, 68.48, 124.91°)
OKLab	oklab(70.13% -0.1108 0.1265)
OKLCH	oklch(70.13% 0.168 131.2)
XYZ	xyz(24.4631, 36.4714, 8.8821)
Luminance	0.3647 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#78B333 #6E33B3

analogous

#B3AE33 #78B333 #38B333

triadic

#78B333 #3378B3 #B33378

tetradic

#78B333 #33B3AE #6E33B3 #B33338

square

#78B333 #33B3AE #6E33B3 #B33338

split-complementary

#78B333 #3338B3 #AE33B3

monochromatic

#385418 #588325 #78B333 #96CE55 #B4DC84

Accessibility & contrast

On white

2.53

#78B333 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

8.29

#78B333 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #78B333

8.29:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##78B333	#FFFFFF	#000000	##000000
##78B333	1.00	2.53	8.29	8.29
#FFFFFF	2.53	1.00	21.00	21.00
#000000	8.29	21.00	1.00	1.00
##000000	8.29	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BBA61D

Deuteranopia (green-blind)

#B3A13F

Tritanopia (blue-blind)

#7AAB9A

Achromatopsia (no color)

#A3A3A3

Design tokens & code

CSS

--color: #78b333;
/* rgb */ color: rgb(120, 179, 51);
/* oklch */ color: oklch(70.1% 0.168 131.2);

Tailwind

colors: {
  custom: {
    50: '#a3ca73',
    500: '#78b333',
    950: '#000000',
  },
}

SCSS

$custom: #78b333;
$custom-light: #a3ca73;
$custom-dark: #000000;

JSON

{
  "hex": "#78b333",
  "rgb": {
    "r": 120,
    "g": 179,
    "b": 51
  },
  "hsl": {
    "h": 87.656,
    "s": 55.652,
    "l": 45.098
  },
  "oklch": {
    "l": 0.70125,
    "c": 0.16811,
    "h": 131.2
  },
  "luminance": 0.36472
}

Semantic roles & 50–950 ramp

primary

#78B333

secondary

#9E7CC6

accent

#49DF8E

background

#FAFCF7

surface

#F4F8ED

border

#CED1C8

text

#101308

muted

#7F827B

Preview Lab

Preview with #78B333

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

Preview Lab → · Contrast checker → · Palette generator →