#66F08F#66F08F

#66F08F is a very light, vivid green. Relative luminance 0.671; OKLCH L 85.6% C 0.181 H 150.6°. Best body text is #000000 at 14.43:1 contrast (WCAG AA passes).

Color values

HEX	#66F08F
RGB	rgb(102, 240, 143)
HSL	hsl(138, 82%, 67%)
HSV	hsv(138, 58%, 94%)
CMYK	cmyk(57.5%, 0%, 40.4%, 5.9%)
CIE-LAB	lab(85.57, -58.18, 35.87)
CIE-LCH	lch(85.57, 68.35, 148.34°)
OKLab	oklab(85.57% -0.1574 0.0889)
OKLCH	oklch(85.57% 0.181 150.6)
XYZ	xyz(41.5945, 67.1242, 36.7456)
Luminance	0.6713 (WCAG relative)
Temperature	neutral
Family	green

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66F08F #F066C7

analogous

#82F066 #66F08F #66F0D4

triadic

#66F08F #8F66F0 #F08F66

tetradic

#66F08F #6682F0 #F066C7 #F0D466

square

#66F08F #6682F0 #F066C7 #F0D466

split-complementary

#66F08F #D466F0 #F06682

monochromatic

#14C849 #2EEB66 #66F08F #9EF5B8 #D5FBE1

Accessibility & contrast

On white

1.46

#66F08F on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.43

#66F08F on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66F08F

14.43:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66F08F	#FFFFFF	#000000	##000000
##66F08F	1.00	1.46	14.43	14.43
#FFFFFF	1.46	1.00	21.00	21.00
#000000	14.43	21.00	1.00	1.00
##000000	14.43	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F1DE88

Deuteranopia (green-blind)

#DFD195

Tritanopia (blue-blind)

#40ECD8

Achromatopsia (no color)

#D6D6D6

Design tokens & code

CSS

--color: #66f08f;
/* rgb */ color: rgb(102, 240, 143);
/* oklch */ color: oklch(85.6% 0.181 150.6);

Tailwind

colors: {
  custom: {
    50: '#9df6b1',
    500: '#66f08f',
    950: '#000000',
  },
}

SCSS

$custom: #66f08f;
$custom-light: #9df6b1;
$custom-dark: #000000;

JSON

{
  "hex": "#66f08f",
  "rgb": {
    "r": 102,
    "g": 240,
    "b": 143
  },
  "hsl": {
    "h": 137.826,
    "s": 82.143,
    "l": 67.059
  },
  "oklch": {
    "l": 0.85565,
    "c": 0.1808,
    "h": 150.6
  },
  "luminance": 0.67128
}

Semantic roles & 50–950 ramp

primary

#66F08F

secondary

#C5359A

accent

#079EDF

background

#FCFFFD

surface

#F6FFF7

border

#D0D7D0

text

#0F1711

muted

#808581

Preview Lab

Preview with #66F08F

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

Preview Lab → · Contrast checker → · Palette generator →