#66DC77#66DC77

#66DC77 is a light, vivid green. Relative luminance 0.553; OKLCH L 80.3% C 0.176 H 146.6°. Best body text is #000000 at 12.07:1 contrast (WCAG AA passes).

Color values

HEX	#66DC77
RGB	rgb(102, 220, 119)
HSL	hsl(129, 63%, 63%)
HSV	hsv(129, 54%, 86%)
CMYK	cmyk(53.6%, 0%, 45.9%, 13.7%)
CIE-LAB	lab(79.24, -54.18, 39.62)
CIE-LCH	lch(79.24, 67.12, 143.82°)
OKLab	oklab(80.26% -0.1468 0.0968)
OKLCH	oklch(80.26% 0.176 146.6)
XYZ	xyz(34.4003, 55.3402, 26.3181)
Luminance	0.5534 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66DC77 #DC66CB

analogous

#90DC66 #66DC77 #66DCB2

triadic

#66DC77 #7766DC #DC7766

tetradic

#66DC77 #6690DC #DC66CB #DCB266

square

#66DC77 #6690DC #DC66CB #DCB266

split-complementary

#66DC77 #B266DC #DC6690

monochromatic

#25A237 #34D14B #66DC77 #98E7A3 #CAF3D0

Accessibility & contrast

On white

1.74

#66DC77 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.07

#66DC77 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66DC77

12.07:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66DC77	#FFFFFF	#000000	##000000
##66DC77	1.00	1.74	12.07	12.07
#FFFFFF	1.74	1.00	21.00	21.00
#000000	12.07	21.00	1.00	1.00
##000000	12.07	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DFCB6F

Deuteranopia (green-blind)

#CFC07E

Tritanopia (blue-blind)

#4FD7C4

Achromatopsia (no color)

#C4C4C4

Design tokens & code

CSS

--color: #66dc77;
/* rgb */ color: rgb(102, 220, 119);
/* oklch */ color: oklch(80.3% 0.176 146.6);

Tailwind

colors: {
  custom: {
    50: '#9ae8a0',
    500: '#66dc77',
    950: '#000000',
  },
}

SCSS

$custom: #66dc77;
$custom-light: #9ae8a0;
$custom-dark: #000000;

JSON

{
  "hex": "#66dc77",
  "rgb": {
    "r": 102,
    "g": 220,
    "b": 119
  },
  "hsl": {
    "h": 128.644,
    "s": 62.766,
    "l": 63.137
  },
  "oklch": {
    "l": 0.80255,
    "c": 0.17584,
    "h": 146.6
  },
  "luminance": 0.55343
}

Semantic roles & 50–950 ramp

primary

#66DC77

secondary

#A64197

accent

#1BB1CB

background

#FCFEFC

surface

#F5FDF5

border

#CFD5CF

text

#0F160F

muted

#808480

Preview Lab

Preview with #66DC77

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

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