#66F6FC#66F6FC

#66F6FC is a very light, vivid teal. Relative luminance 0.758; OKLCH L 89.8% C 0.123 H 199.0°. Best body text is #000000 at 16.15:1 contrast (WCAG AA passes).

Color values

HEX	#66F6FC
RGB	rgb(102, 246, 252)
HSL	hsl(182, 96%, 69%)
HSV	hsv(182, 60%, 99%)
CMYK	cmyk(59.5%, 2.4%, 0%, 1.2%)
CIE-LAB	lab(89.75, -36.64, -14.48)
CIE-LCH	lch(89.75, 39.40, 201.56°)
OKLab	oklab(89.78% -0.1163 -0.0401)
OKLCH	oklch(89.78% 0.123 199)
XYZ	xyz(55.9984, 75.7587, 103.7483)
Luminance	0.7577 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66F6FC #FC6C66

analogous

#66FCB7 #66F6FC #66ABFC

triadic

#66F6FC #FC66F6 #F6FC66

tetradic

#66F6FC #B766FC #FC6C66 #ABFC66

square

#66F6FC #B766FC #FC6C66 #ABFC66

split-complementary

#66F6FC #FC66AB #FCB766

monochromatic

#04DAE3 #2AF2FB #66F6FC #A2FAFD #DEFDFE

Accessibility & contrast

On white

1.30

#66F6FC on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

16.15

#66F6FC on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66F6FC

16.15:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66F6FC	#FFFFFF	#000000	##000000
##66F6FC	1.00	1.30	16.15	16.15
#FFFFFF	1.30	1.00	21.00	21.00
#000000	16.15	21.00	1.00	1.00
##000000	16.15	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E6ECFD

Deuteranopia (green-blind)

#CEDAFD

Tritanopia (blue-blind)

#00FEF7

Achromatopsia (no color)

#E2E2E2

Design tokens & code

CSS

--color: #66f6fc;
/* rgb */ color: rgb(102, 246, 252);
/* oklch */ color: oklch(89.8% 0.123 199.0);

Tailwind

colors: {
  custom: {
    50: '#a1f9fd',
    500: '#66f6fc',
    950: '#000000',
  },
}

SCSS

$custom: #66f6fc;
$custom-light: #a1f9fd;
$custom-dark: #000000;

JSON

{
  "hex": "#66f6fc",
  "rgb": {
    "r": 102,
    "g": 246,
    "b": 252
  },
  "hsl": {
    "h": 182.4,
    "s": 96.154,
    "l": 69.412
  },
  "oklch": {
    "l": 0.89776,
    "c": 0.12298,
    "h": 199
  },
  "luminance": 0.75765
}

Semantic roles & 50–950 ramp

primary

#66F6FC

secondary

#D63630

accent

#0900E6

background

#FDFFFF

surface

#F7FFFF

border

#D0D7D7

text

#101717

muted

#818585

Preview Lab

Preview with #66F6FC

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

Preview Lab → · Contrast checker → · Palette generator →