#77CC39#77CC39

#77CC39 is a light, vivid yellow-green. Relative luminance 0.474; OKLCH L 76.3% C 0.196 H 135.0°. Best body text is #000000 at 10.48:1 contrast (WCAG AA passes).

Color values

HEX	#77CC39
RGB	rgb(119, 204, 57)
HSL	hsl(95, 59%, 51%)
HSV	hsv(95, 72%, 80%)
CMYK	cmyk(41.7%, 0%, 72.1%, 20%)
CIE-LAB	lab(74.45, -49.65, 61.56)
CIE-LCH	lch(74.45, 79.09, 128.89°)
OKLab	oklab(76.31% -0.1387 0.1386)
OKLCH	oklch(76.31% 0.196 135)
XYZ	xyz(29.9385, 47.4014, 11.4420)
Luminance	0.4740 (WCAG relative)
Temperature	warm
Family	yellow-green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#77CC39 #8E39CC

analogous

#C0CC39 #77CC39 #39CC44

triadic

#77CC39 #3977CC #CC3977

tetradic

#77CC39 #39C0CC #8E39CC #CC4439

square

#77CC39 #39C0CC #8E39CC #CC4439

split-complementary

#77CC39 #4439CC #CC39C0

monochromatic

#3F6E1C #5B9F29 #77CC39 #98D96A #BAE59A

Accessibility & contrast

On white

2.00

#77CC39 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

10.48

#77CC39 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #77CC39

10.48:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##77CC39	#FFFFFF	#000000	##000000
##77CC39	1.00	2.00	10.48	10.48
#FFFFFF	2.00	1.00	21.00	21.00
#000000	10.48	21.00	1.00	1.00
##000000	10.48	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D4BC1E

Deuteranopia (green-blind)

#C8B547

Tritanopia (blue-blind)

#75C4AF

Achromatopsia (no color)

#B7B7B7

Design tokens & code

CSS

--color: #77cc39;
/* rgb */ color: rgb(119, 204, 57);
/* oklch */ color: oklch(76.3% 0.196 135.0);

Tailwind

colors: {
  custom: {
    50: '#a5dc79',
    500: '#77cc39',
    950: '#000000',
  },
}

SCSS

$custom: #77cc39;
$custom-light: #a5dc79;
$custom-dark: #000000;

JSON

{
  "hex": "#77cc39",
  "rgb": {
    "r": 119,
    "g": 204,
    "b": 57
  },
  "hsl": {
    "h": 94.694,
    "s": 59.036,
    "l": 51.176
  },
  "oklch": {
    "l": 0.76308,
    "c": 0.19609,
    "h": 135
  },
  "luminance": 0.47403
}

Semantic roles & 50–950 ramp

primary

#77CC39

secondary

#B590D1

accent

#46E2A0

background

#FAFDF7

surface

#F4FBEE

border

#CED4C9

text

#10150A

muted

#7F837C

Preview Lab

Preview with #77CC39

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

Preview Lab → · Contrast checker → · Palette generator →