#66DBEB#66DBEB

#66DBEB is a very light, moderate teal. Relative luminance 0.595; OKLCH L 83.0% C 0.107 H 207.4°. Best body text is #000000 at 12.90:1 contrast (WCAG AA passes).

Color values

HEX	#66DBEB
RGB	rgb(102, 219, 235)
HSL	hsl(187, 77%, 66%)
HSV	hsv(187, 57%, 92%)
CMYK	cmyk(56.6%, 6.8%, 0%, 7.8%)
CIE-LAB	lab(81.56, -28.50, -17.85)
CIE-LCH	lch(81.56, 33.63, 212.05°)
OKLab	oklab(83% -0.0953 -0.0494)
OKLCH	oklch(83% 0.107 207.4)
XYZ	xyz(45.8003, 59.4815, 87.6486)
Luminance	0.5949 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66DBEB #EB7666

analogous

#66EBB8 #66DBEB #6698EB

triadic

#66DBEB #EB66DB #DBEB66

tetradic

#66DBEB #B866EB #EB7666 #98EB66

square

#66DBEB #B866EB #EB7666 #98EB66

split-complementary

#66DBEB #EB6698 #EBB866

monochromatic

#19AABE #30CEE4 #66DBEB #9CE8F2 #D2F4F9

Accessibility & contrast

On white

1.63

#66DBEB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.90

#66DBEB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66DBEB

12.90:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66DBEB	#FFFFFF	#000000	##000000
##66DBEB	1.00	1.63	12.90	12.90
#FFFFFF	1.63	1.00	21.00	21.00
#000000	12.90	21.00	1.00	1.00
##000000	12.90	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CBD3EC

Deuteranopia (green-blind)

#B6C4EB

Tritanopia (blue-blind)

#00E3E0

Achromatopsia (no color)

#CBCBCB

Design tokens & code

CSS

--color: #66dbeb;
/* rgb */ color: rgb(102, 219, 235);
/* oklch */ color: oklch(83.0% 0.107 207.4);

Tailwind

colors: {
  custom: {
    50: '#9de6f1',
    500: '#66dbeb',
    950: '#000000',
  },
}

SCSS

$custom: #66dbeb;
$custom-light: #9de6f1;
$custom-dark: #000000;

JSON

{
  "hex": "#66dbeb",
  "rgb": {
    "r": 102,
    "g": 219,
    "b": 235
  },
  "hsl": {
    "h": 187.218,
    "s": 76.879,
    "l": 66.078
  },
  "oklch": {
    "l": 0.83001,
    "c": 0.10735,
    "h": 207.4
  },
  "luminance": 0.59486
}

Semantic roles & 50–950 ramp

primary

#66DBEB

secondary

#BD4839

accent

#250CD9

background

#FCFEFF

surface

#F6FCFE

border

#D0D5D6

text

#0F1616

muted

#808485

Preview Lab

Preview with #66DBEB

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

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