#66D850#66D850

#66D850 is a light, highly saturated green. Relative luminance 0.525; OKLCH L 78.8% C 0.204 H 140.6°. Best body text is #000000 at 11.50:1 contrast (WCAG AA passes).

Color values

HEX	#66D850
RGB	rgb(102, 216, 80)
HSL	hsl(110, 64%, 58%)
HSV	hsv(110, 63%, 85%)
CMYK	cmyk(52.8%, 0%, 63%, 15.3%)
CIE-LAB	lab(77.59, -57.44, 55.67)
CIE-LCH	lch(77.59, 80.00, 135.90°)
OKLab	oklab(78.76% -0.1572 0.1292)
OKLCH	oklch(78.76% 0.204 140.6)
XYZ	xyz(31.4819, 52.5132, 16.0649)
Luminance	0.5252 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66D850 #C250D8

analogous

#AAD850 #66D850 #50D87E

triadic

#66D850 #5066D8 #D85066

tetradic

#66D850 #50AAD8 #C250D8 #D87E50

square

#66D850 #50AAD8 #C250D8 #D87E50

split-complementary

#66D850 #7E50D8 #D850AA

monochromatic

#318E20 #43C02B #66D850 #92E382 #BEEEB4

Accessibility & contrast

On white

1.83

#66D850 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.50

#66D850 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66D850

11.50:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66D850	#FFFFFF	#000000	##000000
##66D850	1.00	1.83	11.50	11.50
#FFFFFF	1.83	1.00	21.00	21.00
#000000	11.50	21.00	1.00	1.00
##000000	11.50	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DDC640

Deuteranopia (green-blind)

#CFBC5B

Tritanopia (blue-blind)

#59D1BB

Achromatopsia (no color)

#C0C0C0

Design tokens & code

CSS

--color: #66d850;
/* rgb */ color: rgb(102, 216, 80);
/* oklch */ color: oklch(78.8% 0.204 140.6);

Tailwind

colors: {
  custom: {
    50: '#9be586',
    500: '#66d850',
    950: '#000000',
  },
}

SCSS

$custom: #66d850;
$custom-light: #9be586;
$custom-dark: #000000;

JSON

{
  "hex": "#66d850",
  "rgb": {
    "r": 102,
    "g": 216,
    "b": 80
  },
  "hsl": {
    "h": 110.294,
    "s": 63.551,
    "l": 58.039
  },
  "oklch": {
    "l": 0.78757,
    "c": 0.20354,
    "h": 140.6
  },
  "luminance": 0.52516
}

Semantic roles & 50–950 ramp

primary

#66D850

secondary

#853994

accent

#41E7CC

background

#FCFEFC

surface

#F5FCF3

border

#CFD5CD

text

#0F160C

muted

#80847F

Preview Lab

Preview with #66D850

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

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