#66DB6B#66DB6B

#66DB6B is a light, vivid green. Relative luminance 0.545; OKLCH L 79.8% C 0.185 H 144.4°. Best body text is #000000 at 11.91:1 contrast (WCAG AA passes).

Color values

HEX	#66DB6B
RGB	rgb(102, 219, 107)
HSL	hsl(123, 62%, 63%)
HSV	hsv(123, 53%, 86%)
CMYK	cmyk(53.4%, 0%, 51.1%, 14.1%)
CIE-LAB	lab(78.78, -55.47, 44.87)
CIE-LCH	lch(78.78, 71.35, 141.03°)
OKLab	oklab(79.83% -0.1506 0.108)
OKLCH	oklch(79.83% 0.185 144.4)
XYZ	xyz(33.4630, 54.5466, 22.6722)
Luminance	0.5455 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66DB6B #DB66D6

analogous

#9BDB66 #66DB6B #66DBA5

triadic

#66DB6B #6B66DB #DB6B66

tetradic

#66DB6B #669BDB #DB66D6 #DBA566

square

#66DB6B #669BDB #DB66D6 #DBA566

split-complementary

#66DB6B #A566DB #DB669B

monochromatic

#26A12B #34CF3B #66DB6B #98E79B #C9F2CB

Accessibility & contrast

On white

1.76

#66DB6B on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.91

#66DB6B on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66DB6B

11.91:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66DB6B	#FFFFFF	#000000	##000000
##66DB6B	1.00	1.76	11.91	11.91
#FFFFFF	1.76	1.00	21.00	21.00
#000000	11.91	21.00	1.00	1.00
##000000	11.91	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DFC961

Deuteranopia (green-blind)

#CFBF73

Tritanopia (blue-blind)

#53D6C1

Achromatopsia (no color)

#C3C3C3

Design tokens & code

CSS

--color: #66db6b;
/* rgb */ color: rgb(102, 219, 107);
/* oklch */ color: oklch(79.8% 0.185 144.4);

Tailwind

colors: {
  custom: {
    50: '#9be798',
    500: '#66db6b',
    950: '#000000',
  },
}

SCSS

$custom: #66db6b;
$custom-light: #9be798;
$custom-dark: #000000;

JSON

{
  "hex": "#66db6b",
  "rgb": {
    "r": 102,
    "g": 219,
    "b": 107
  },
  "hsl": {
    "h": 122.564,
    "s": 61.905,
    "l": 62.941
  },
  "oklch": {
    "l": 0.79829,
    "c": 0.18532,
    "h": 144.4
  },
  "luminance": 0.54549
}

Semantic roles & 50–950 ramp

primary

#66DB6B

secondary

#A441A0

accent

#1CC2CA

background

#FCFEFC

surface

#F5FCF5

border

#CFD5CF

text

#0F160E

muted

#80847F

Preview Lab

Preview with #66DB6B

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

Preview Lab → · Contrast checker → · Palette generator →