#66FEFF#66FEFF

#66FEFF is a very light, vivid teal. Relative luminance 0.809; OKLCH L 91.7% C 0.128 H 195.8°. Best body text is #000000 at 17.19:1 contrast (WCAG AA passes).

Color values

HEX	#66FEFF
RGB	rgb(102, 254, 255)
HSL	hsl(180, 100%, 70%)
HSV	hsv(180, 60%, 100%)
CMYK	cmyk(60%, 0.4%, 0%, 0%)
CIE-LAB	lab(92.10, -39.50, -12.53)
CIE-LCH	lch(92.10, 41.44, 197.60°)
OKLab	oklab(91.7% -0.123 -0.0347)
OKLCH	oklch(91.7% 0.128 195.8)
XYZ	xyz(58.9634, 80.9221, 107.1004)
Luminance	0.8093 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66FEFF #FF6766

analogous

#66FFB3 #66FEFF #66B2FF

triadic

#66FEFF #FF66FE #FEFF66

tetradic

#66FEFF #B366FF #FF6766 #B2FF66

square

#66FEFF #B366FF #FF6766 #B2FF66

split-complementary

#66FEFF #FF66B2 #FFB366

monochromatic

#00E9EB #29FEFF #66FEFF #A3FEFF #E0FFFF

Accessibility & contrast

On white

1.22

#66FEFF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

17.19

#66FEFF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66FEFF

17.19:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66FEFF	#FFFFFF	#000000	##000000
##66FEFF	1.00	1.22	17.19	17.19
#FFFFFF	1.22	1.00	21.00	21.00
#000000	17.19	21.00	1.00	1.00
##000000	17.19	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#EEF3FF

Deuteranopia (green-blind)

#D6E1FF

Tritanopia (blue-blind)

#00FFFE

Achromatopsia (no color)

#E8E8E8

Design tokens & code

CSS

--color: #66feff;
/* rgb */ color: rgb(102, 254, 255);
/* oklch */ color: oklch(91.7% 0.128 195.8);

Tailwind

colors: {
  custom: {
    50: '#a1ffff',
    500: '#66feff',
    950: '#000000',
  },
}

SCSS

$custom: #66feff;
$custom-light: #a1ffff;
$custom-dark: #000000;

JSON

{
  "hex": "#66feff",
  "rgb": {
    "r": 102,
    "g": 254,
    "b": 255
  },
  "hsl": {
    "h": 180.392,
    "s": 100,
    "l": 70
  },
  "oklch": {
    "l": 0.91704,
    "c": 0.12785,
    "h": 195.8
  },
  "luminance": 0.80928
}

Semantic roles & 50–950 ramp

primary

#66FEFF

secondary

#DA302F

accent

#0100E6

background

#FDFFFF

surface

#F7FFFF

border

#D0D7D7

text

#101818

muted

#818686

Preview Lab

Preview with #66FEFF

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

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