#66FED8#66FED8

#66FED8 is a very light, vivid teal. Relative luminance 0.787; OKLCH L 90.5% C 0.140 H 173.6°. Best body text is #000000 at 16.73:1 contrast (WCAG AA passes).

Color values

HEX	#66FED8
RGB	rgb(102, 254, 216)
HSL	hsl(165, 99%, 70%)
HSV	hsv(165, 60%, 100%)
CMYK	cmyk(59.8%, 0%, 15%, 0.4%)
CIE-LAB	lab(91.08, -49.21, 6.18)
CIE-LCH	lch(91.08, 49.60, 172.84°)
OKLab	oklab(90.54% -0.1396 0.0156)
OKLCH	oklch(90.54% 0.14 173.6)
XYZ	xyz(53.3101, 78.6608, 77.3260)
Luminance	0.7867 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66FED8 #FE668C

analogous

#66FE8C #66FED8 #66D8FE

triadic

#66FED8 #D866FE #FED866

tetradic

#66FED8 #8C66FE #FE668C #D8FE66

square

#66FED8 #8C66FE #FE668C #D8FE66

split-complementary

#66FED8 #FE66D8 #FE8C66

monochromatic

#02E8AE #29FEC9 #66FED8 #A3FEE7 #E0FFF7

Accessibility & contrast

On white

1.25

#66FED8 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

16.73

#66FED8 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66FED8

16.73:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66FED8	#FFFFFF	#000000	##000000
##66FED8	1.00	1.25	16.73	16.73
#FFFFFF	1.25	1.00	21.00	21.00
#000000	16.73	21.00	1.00	1.00
##000000	16.73	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F6EFD6

Deuteranopia (green-blind)

#E0DFDB

Tritanopia (blue-blind)

#00FFF3

Achromatopsia (no color)

#E5E5E5

Design tokens & code

CSS

--color: #66fed8;
/* rgb */ color: rgb(102, 254, 216);
/* oklch */ color: oklch(90.5% 0.140 173.6);

Tailwind

colors: {
  custom: {
    50: '#9fffe4',
    500: '#66fed8',
    950: '#000000',
  },
}

SCSS

$custom: #66fed8;
$custom-light: #9fffe4;
$custom-dark: #000000;

JSON

{
  "hex": "#66fed8",
  "rgb": {
    "r": 102,
    "g": 254,
    "b": 216
  },
  "hsl": {
    "h": 165,
    "s": 98.701,
    "l": 69.804
  },
  "oklch": {
    "l": 0.90542,
    "c": 0.14046,
    "h": 173.6
  },
  "luminance": 0.78666
}

Semantic roles & 50–950 ramp

primary

#66FED8

secondary

#D92F5A

accent

#0039E6

background

#FDFFFE

surface

#F7FFFC

border

#D0D7D5

text

#101815

muted

#818684

Preview Lab

Preview with #66FED8

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

Preview Lab → · Contrast checker → · Palette generator →