#66DC5A#66DC5A

#66DC5A is a light, highly saturated green. Relative luminance 0.547; OKLCH L 79.9% C 0.201 H 141.8°. Best body text is #000000 at 11.95:1 contrast (WCAG AA passes).

Color values

HEX	#66DC5A
RGB	rgb(102, 220, 90)
HSL	hsl(114, 65%, 61%)
HSV	hsv(114, 59%, 86%)
CMYK	cmyk(53.6%, 0%, 59.1%, 13.7%)
CIE-LAB	lab(78.90, -57.91, 52.83)
CIE-LCH	lch(78.90, 78.39, 137.62°)
OKLab	oklab(79.86% -0.1579 0.1241)
OKLCH	oklch(79.86% 0.201 141.8)
XYZ	xyz(32.9166, 54.7467, 18.5035)
Luminance	0.5475 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66DC5A #D05ADC

analogous

#A7DC5A #66DC5A #5ADC8F

triadic

#66DC5A #5A66DC #DC5A66

tetradic

#66DC5A #5AA7DC #D05ADC #DC8F5A

square

#66DC5A #5AA7DC #D05ADC #DC8F5A

split-complementary

#66DC5A #8F5ADC #DC5AA7

monochromatic

#2C9B21 #3ACD2C #66DC5A #95E78C #C4F1BF

Accessibility & contrast

On white

1.76

#66DC5A on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.95

#66DC5A on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66DC5A

11.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66DC5A	#FFFFFF	#000000	##000000
##66DC5A	1.00	1.76	11.95	11.95
#FFFFFF	1.76	1.00	21.00	21.00
#000000	11.95	21.00	1.00	1.00
##000000	11.95	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E1CA4C

Deuteranopia (green-blind)

#D2BF64

Tritanopia (blue-blind)

#56D6C0

Achromatopsia (no color)

#C3C3C3

Design tokens & code

CSS

--color: #66dc5a;
/* rgb */ color: rgb(102, 220, 90);
/* oklch */ color: oklch(79.9% 0.201 141.8);

Tailwind

colors: {
  custom: {
    50: '#9be88d',
    500: '#66dc5a',
    950: '#000000',
  },
}

SCSS

$custom: #66dc5a;
$custom-light: #9be88d;
$custom-dark: #000000;

JSON

{
  "hex": "#66dc5a",
  "rgb": {
    "r": 102,
    "g": 220,
    "b": 90
  },
  "hsl": {
    "h": 114.462,
    "s": 65,
    "l": 60.784
  },
  "oklch": {
    "l": 0.79864,
    "c": 0.20088,
    "h": 141.8
  },
  "luminance": 0.54749
}

Semantic roles & 50–950 ramp

primary

#66DC5A

secondary

#963B9F

accent

#19CDBC

background

#FCFEFC

surface

#F5FDF4

border

#CFD5CE

text

#0F160C

muted

#80847F

Preview Lab

Preview with #66DC5A

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

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