#66DEEF#66DEEF

#66DEEF is a very light, moderate teal. Relative luminance 0.613; OKLCH L 83.8% C 0.110 H 207.8°. Best body text is #000000 at 13.26:1 contrast (WCAG AA passes).

Color values

HEX	#66DEEF
RGB	rgb(102, 222, 239)
HSL	hsl(187, 81%, 67%)
HSV	hsv(187, 57%, 94%)
CMYK	cmyk(57.3%, 7.1%, 0%, 6.3%)
CIE-LAB	lab(82.54, -28.85, -18.49)
CIE-LCH	lch(82.54, 34.27, 212.66°)
OKLab	oklab(83.83% -0.0969 -0.0512)
OKLCH	oklch(83.83% 0.11 207.8)
XYZ	xyz(47.1744, 61.2946, 90.9896)
Luminance	0.6130 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66DEEF #EF7766

analogous

#66EFBB #66DEEF #669AEF

triadic

#66DEEF #EF66DE #DEEF66

tetradic

#66DEEF #BB66EF #EF7766 #9AEF66

square

#66DEEF #BB66EF #EF7766 #9AEF66

split-complementary

#66DEEF #EF669A #EFBB66

monochromatic

#15B0C6 #2FD2E9 #66DEEF #9DEAF5 #D5F6FB

Accessibility & contrast

On white

1.58

#66DEEF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.26

#66DEEF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66DEEF

13.26:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66DEEF	#FFFFFF	#000000	##000000
##66DEEF	1.00	1.58	13.26	13.26
#FFFFFF	1.58	1.00	21.00	21.00
#000000	13.26	21.00	1.00	1.00
##000000	13.26	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CDD6F0

Deuteranopia (green-blind)

#B8C7EF

Tritanopia (blue-blind)

#00E7E3

Achromatopsia (no color)

#CDCDCD

Design tokens & code

CSS

--color: #66deef;
/* rgb */ color: rgb(102, 222, 239);
/* oklch */ color: oklch(83.8% 0.110 207.8);

Tailwind

colors: {
  custom: {
    50: '#9ee8f4',
    500: '#66deef',
    950: '#000000',
  },
}

SCSS

$custom: #66deef;
$custom-light: #9ee8f4;
$custom-dark: #000000;

JSON

{
  "hex": "#66deef",
  "rgb": {
    "r": 102,
    "g": 222,
    "b": 239
  },
  "hsl": {
    "h": 187.445,
    "s": 81.065,
    "l": 66.863
  },
  "oklch": {
    "l": 0.83833,
    "c": 0.10957,
    "h": 207.8
  },
  "luminance": 0.61299
}

Semantic roles & 50–950 ramp

primary

#66DEEF

secondary

#C34736

accent

#2308DD

background

#FCFEFF

surface

#F6FCFE

border

#D0D5D6

text

#0F1617

muted

#808485

Preview Lab

Preview with #66DEEF

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

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