#66FEC7#66FEC7

#66FEC7 is a very light, vivid teal. Relative luminance 0.778; OKLCH L 90.1% C 0.152 H 165.9°. Best body text is #000000 at 16.57:1 contrast (WCAG AA passes).

Color values

HEX	#66FEC7
RGB	rgb(102, 254, 199)
HSL	hsl(158, 99%, 70%)
HSV	hsv(158, 60%, 100%)
CMYK	cmyk(59.8%, 0%, 21.7%, 0.4%)
CIE-LAB	lab(90.70, -53.02, 14.41)
CIE-LCH	lch(90.70, 54.94, 164.79°)
OKLab	oklab(90.11% -0.1471 0.0369)
OKLCH	oklch(90.11% 0.152 165.9)
XYZ	xyz(51.2249, 77.8267, 66.3443)
Luminance	0.7783 (WCAG relative)
Temperature	neutral
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66FEC7 #FE669D

analogous

#66FE7B #66FEC7 #66E9FE

triadic

#66FEC7 #C766FE #FEC766

tetradic

#66FEC7 #7B66FE #FE669D #E9FE66

square

#66FEC7 #7B66FE #FE669D #E9FE66

split-complementary

#66FEC7 #FE66E9 #FE7B66

monochromatic

#02E895 #29FEB1 #66FEC7 #A3FEDD #E0FFF4

Accessibility & contrast

On white

1.27

#66FEC7 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

16.57

#66FEC7 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66FEC7

16.57:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66FEC7	#FFFFFF	#000000	##000000
##66FEC7	1.00	1.27	16.57	16.57
#FFFFFF	1.27	1.00	21.00	21.00
#000000	16.57	21.00	1.00	1.00
##000000	16.57	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F9EEC4

Deuteranopia (green-blind)

#E3DECB

Tritanopia (blue-blind)

#00FFEF

Achromatopsia (no color)

#E4E4E4

Design tokens & code

CSS

--color: #66fec7;
/* rgb */ color: rgb(102, 254, 199);
/* oklch */ color: oklch(90.1% 0.152 165.9);

Tailwind

colors: {
  custom: {
    50: '#9fffd8',
    500: '#66fec7',
    950: '#000000',
  },
}

SCSS

$custom: #66fec7;
$custom-light: #9fffd8;
$custom-dark: #000000;

JSON

{
  "hex": "#66fec7",
  "rgb": {
    "r": 102,
    "g": 254,
    "b": 199
  },
  "hsl": {
    "h": 158.289,
    "s": 98.701,
    "l": 69.804
  },
  "oklch": {
    "l": 0.90106,
    "c": 0.15164,
    "h": 165.9
  },
  "luminance": 0.77832
}

Semantic roles & 50–950 ramp

primary

#66FEC7

secondary

#D92F6D

accent

#0053E6

background

#FDFFFE

surface

#F7FFFB

border

#D0D7D4

text

#101814

muted

#818683

Preview Lab

Preview with #66FEC7

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

Preview Lab → · Contrast checker → · Palette generator →