#66F8BB#66F8BB

#66F8BB is a very light, vivid teal. Relative luminance 0.735; OKLCH L 88.4% C 0.153 H 162.7°. Best body text is #000000 at 15.71:1 contrast (WCAG AA passes).

Color values

HEX	#66F8BB
RGB	rgb(102, 248, 187)
HSL	hsl(155, 91%, 69%)
HSV	hsv(155, 59%, 97%)
CMYK	cmyk(58.9%, 0%, 24.6%, 2.7%)
CIE-LAB	lab(88.71, -53.11, 17.78)
CIE-LCH	lch(88.71, 56.01, 161.49°)
OKLab	oklab(88.39% -0.1463 0.0454)
OKLCH	oklch(88.39% 0.153 162.7)
XYZ	xyz(48.0119, 73.5427, 58.6690)
Luminance	0.7355 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66F8BB #F866A3

analogous

#66F872 #66F8BB #66ECF8

triadic

#66F8BB #BB66F8 #F8BB66

tetradic

#66F8BB #7266F8 #F866A3 #ECF866

square

#66F8BB #7266F8 #F866A3 #ECF866

split-complementary

#66F8BB #F866EC #F87266

monochromatic

#0ADA83 #2BF5A1 #66F8BB #A1FBD5 #DBFDEF

Accessibility & contrast

On white

1.34

#66F8BB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.71

#66F8BB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66F8BB

15.71:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66F8BB	#FFFFFF	#000000	##000000
##66F8BB	1.00	1.34	15.71	15.71
#FFFFFF	1.34	1.00	21.00	21.00
#000000	15.71	21.00	1.00	1.00
##000000	15.71	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F4E7B8

Deuteranopia (green-blind)

#E0D9BF

Tritanopia (blue-blind)

#12F8E7

Achromatopsia (no color)

#DFDFDF

Design tokens & code

CSS

--color: #66f8bb;
/* rgb */ color: rgb(102, 248, 187);
/* oklch */ color: oklch(88.4% 0.153 162.7);

Tailwind

colors: {
  custom: {
    50: '#9efbcf',
    500: '#66f8bb',
    950: '#000000',
  },
}

SCSS

$custom: #66f8bb;
$custom-light: #9efbcf;
$custom-dark: #000000;

JSON

{
  "hex": "#66f8bb",
  "rgb": {
    "r": 102,
    "g": 248,
    "b": 187
  },
  "hsl": {
    "h": 154.932,
    "s": 91.25,
    "l": 68.627
  },
  "oklch": {
    "l": 0.88394,
    "c": 0.15318,
    "h": 162.7
  },
  "luminance": 0.73547
}

Semantic roles & 50–950 ramp

primary

#66F8BB

secondary

#D23174

accent

#0060E6

background

#FCFFFE

surface

#F6FFFB

border

#D0D7D4

text

#101713

muted

#808583

Preview Lab

Preview with #66F8BB

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

Preview Lab → · Contrast checker → · Palette generator →