#77DD40#77DD40

#77DD40 is a light, highly saturated yellow-green. Relative luminance 0.560; OKLCH L 80.6% C 0.212 H 136.9°. Best body text is #000000 at 12.20:1 contrast (WCAG AA passes).

Color values

HEX	#77DD40
RGB	rgb(119, 221, 64)
HSL	hsl(99, 70%, 56%)
HSV	hsv(99, 71%, 87%)
CMYK	cmyk(46.2%, 0%, 71%, 13.3%)
CIE-LAB	lab(79.62, -55.85, 64.28)
CIE-LCH	lch(79.62, 85.15, 130.99°)
OKLab	oklab(80.56% -0.155 0.1453)
OKLCH	oklch(80.56% 0.212 136.9)
XYZ	xyz(34.3886, 56.0028, 13.8471)
Luminance	0.5601 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#77DD40 #A640DD

analogous

#C5DD40 #77DD40 #40DD57

triadic

#77DD40 #4077DD #DD4077

tetradic

#77DD40 #40C5DD #A640DD #DD5740

square

#77DD40 #40C5DD #A640DD #DD5740

split-complementary

#77DD40 #5740DD #DD40C5

monochromatic

#408A19 #59BE22 #77DD40 #9CE674 #C1EFA8

Accessibility & contrast

On white

1.72

#77DD40 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.20

#77DD40 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #77DD40

12.20:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##77DD40	#FFFFFF	#000000	##000000
##77DD40	1.00	1.72	12.20	12.20
#FFFFFF	1.72	1.00	21.00	21.00
#000000	12.20	21.00	1.00	1.00
##000000	12.20	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E4CB25

Deuteranopia (green-blind)

#D7C24F

Tritanopia (blue-blind)

#72D5BE

Achromatopsia (no color)

#C5C5C5

Design tokens & code

CSS

--color: #77dd40;
/* rgb */ color: rgb(119, 221, 64);
/* oklch */ color: oklch(80.6% 0.212 136.9);

Tailwind

colors: {
  custom: {
    50: '#a6e87e',
    500: '#77dd40',
    950: '#000000',
  },
}

SCSS

$custom: #77dd40;
$custom-light: #a6e87e;
$custom-dark: #000000;

JSON

{
  "hex": "#77dd40",
  "rgb": {
    "r": 119,
    "g": 221,
    "b": 64
  },
  "hsl": {
    "h": 98.981,
    "s": 69.778,
    "l": 55.882
  },
  "oklch": {
    "l": 0.80562,
    "c": 0.21241,
    "h": 136.9
  },
  "luminance": 0.56005
}

Semantic roles & 50–950 ramp

primary

#77DD40

secondary

#6F3190

accent

#3BEDAE

background

#FDFEFB

surface

#F7FDF2

border

#D0D5CC

text

#10160B

muted

#81847E

Preview Lab

Preview with #77DD40

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

Preview Lab → · Contrast checker → · Palette generator →