#78A921#78A921

#78A921 is a light, vivid yellow-green. Relative luminance 0.325; OKLCH L 67.5% C 0.166 H 128.3°. Best body text is #000000 at 7.50:1 contrast (WCAG AA passes).

Color values

HEX	#78A921
RGB	rgb(120, 169, 33)
HSL	hsl(82, 67%, 40%)
HSV	hsv(82, 80%, 66%)
CMYK	cmyk(29%, 0%, 80.5%, 33.7%)
CIE-LAB	lab(63.74, -35.73, 59.16)
CIE-LCH	lch(63.74, 69.11, 121.13°)
OKLab	oklab(67.53% -0.1027 0.13)
OKLCH	oklch(67.53% 0.166 128.3)
XYZ	xyz(22.2082, 32.4782, 6.5374)
Luminance	0.3248 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#78A921 #5221A9

analogous

#A99621 #78A921 #34A921

triadic

#78A921 #2178A9 #A92178

tetradic

#78A921 #21A996 #5221A9 #A92134

square

#78A921 #21A996 #5221A9 #A92134

split-complementary

#78A921 #2134A9 #9621A9

monochromatic

#2F430D #547617 #78A921 #9BD731 #B4E164

Accessibility & contrast

On white

2.80

#78A921 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

7.50

#78A921 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #78A921

7.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##78A921	#FFFFFF	#000000	##000000
##78A921	1.00	2.80	7.50	7.50
#FFFFFF	2.80	1.00	21.00	21.00
#000000	7.50	21.00	1.00	1.00
##000000	7.50	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#B29D00

Deuteranopia (green-blind)

#AB9930

Tritanopia (blue-blind)

#7CA190

Achromatopsia (no color)

#9A9A9A

Design tokens & code

CSS

--color: #78a921;
/* rgb */ color: rgb(120, 169, 33);
/* oklch */ color: oklch(67.5% 0.166 128.3);

Tailwind

colors: {
  custom: {
    50: '#a3c369',
    500: '#78a921',
    950: '#000000',
  },
}

SCSS

$custom: #78a921;
$custom-light: #a3c369;
$custom-dark: #000000;

JSON

{
  "hex": "#78a921",
  "rgb": {
    "r": 120,
    "g": 169,
    "b": 33
  },
  "hsl": {
    "h": 81.618,
    "s": 67.327,
    "l": 39.608
  },
  "oklch": {
    "l": 0.67534,
    "c": 0.16565,
    "h": 128.3
  },
  "luminance": 0.32479
}

Semantic roles & 50–950 ramp

primary

#78A921

secondary

#8560C6

accent

#3EEA7C

background

#FAFCF6

surface

#F4F8EB

border

#CED1C6

text

#101207

muted

#7F817A

Preview Lab

Preview with #78A921

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

Preview Lab → · Contrast checker → · Palette generator →