#66DBE7#66DBE7

#66DBE7 is a very light, moderate teal. Relative luminance 0.593; OKLCH L 82.9% C 0.106 H 204.4°. Best body text is #000000 at 12.85:1 contrast (WCAG AA passes).

Color values

HEX	#66DBE7
RGB	rgb(102, 219, 231)
HSL	hsl(186, 73%, 65%)
HSV	hsv(186, 56%, 91%)
CMYK	cmyk(55.8%, 5.2%, 0%, 9.4%)
CIE-LAB	lab(81.43, -29.60, -15.91)
CIE-LCH	lch(81.43, 33.61, 208.26°)
OKLab	oklab(82.86% -0.0969 -0.044)
OKLCH	oklch(82.86% 0.106 204.4)
XYZ	xyz(45.2289, 59.2529, 84.6392)
Luminance	0.5926 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66DBE7 #E77266

analogous

#66E7B2 #66DBE7 #669BE7

triadic

#66DBE7 #E766DB #DBE766

tetradic

#66DBE7 #B266E7 #E77266 #9BE766

square

#66DBE7 #B266E7 #E77266 #9BE766

split-complementary

#66DBE7 #E7669B #E7B266

monochromatic

#1DA8B6 #31CFDF #66DBE7 #9BE7EF #D0F4F8

Accessibility & contrast

On white

1.63

#66DBE7 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.85

#66DBE7 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66DBE7

12.85:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66DBE7	#FFFFFF	#000000	##000000
##66DBE7	1.00	1.63	12.85	12.85
#FFFFFF	1.63	1.00	21.00	21.00
#000000	12.85	21.00	1.00	1.00
##000000	12.85	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CCD3E8

Deuteranopia (green-blind)

#B7C4E8

Tritanopia (blue-blind)

#00E3DE

Achromatopsia (no color)

#CACACA

Design tokens & code

CSS

--color: #66dbe7;
/* rgb */ color: rgb(102, 219, 231);
/* oklch */ color: oklch(82.9% 0.106 204.4);

Tailwind

colors: {
  custom: {
    50: '#9de6ee',
    500: '#66dbe7',
    950: '#000000',
  },
}

SCSS

$custom: #66dbe7;
$custom-light: #9de6ee;
$custom-dark: #000000;

JSON

{
  "hex": "#66dbe7",
  "rgb": {
    "r": 102,
    "g": 219,
    "b": 231
  },
  "hsl": {
    "h": 185.581,
    "s": 72.881,
    "l": 65.294
  },
  "oklch": {
    "l": 0.82859,
    "c": 0.10644,
    "h": 204.4
  },
  "luminance": 0.59257
}

Semantic roles & 50–950 ramp

primary

#66DBE7

secondary

#B6473B

accent

#2311D5

background

#FCFEFF

surface

#F6FCFE

border

#D0D5D6

text

#0F1616

muted

#808485

Preview Lab

Preview with #66DBE7

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

Preview Lab → · Contrast checker → · Palette generator →