#66DCEA#66DCEA

#66DCEA is a very light, moderate teal. Relative luminance 0.600; OKLCH L 83.2% C 0.108 H 205.8°. Best body text is #000000 at 12.99:1 contrast (WCAG AA passes).

Color values

HEX	#66DCEA
RGB	rgb(102, 220, 234)
HSL	hsl(186, 76%, 66%)
HSV	hsv(186, 56%, 92%)
CMYK	cmyk(56.4%, 6%, 0%, 8.2%)
CIE-LAB	lab(81.81, -29.26, -16.93)
CIE-LCH	lch(81.81, 33.81, 210.06°)
OKLab	oklab(83.2% -0.0968 -0.0468)
OKLCH	oklch(83.2% 0.108 205.8)
XYZ	xyz(45.9179, 59.9472, 86.9770)
Luminance	0.5995 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66DCEA #EA7466

analogous

#66EAB6 #66DCEA #669AEA

triadic

#66DCEA #EA66DC #DCEA66

tetradic

#66DCEA #B666EA #EA7466 #9AEA66

square

#66DCEA #B666EA #EA7466 #9AEA66

split-complementary

#66DCEA #EA669A #EAB666

monochromatic

#1AABBC #30D0E3 #66DCEA #9CE8F1 #D2F5F9

Accessibility & contrast

On white

1.62

#66DCEA on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

12.99

#66DCEA on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66DCEA

12.99:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66DCEA	#FFFFFF	#000000	##000000
##66DCEA	1.00	1.62	12.99	12.99
#FFFFFF	1.62	1.00	21.00	21.00
#000000	12.99	21.00	1.00	1.00
##000000	12.99	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CCD4EB

Deuteranopia (green-blind)

#B8C5EA

Tritanopia (blue-blind)

#00E4E0

Achromatopsia (no color)

#CBCBCB

Design tokens & code

CSS

--color: #66dcea;
/* rgb */ color: rgb(102, 220, 234);
/* oklch */ color: oklch(83.2% 0.108 205.8);

Tailwind

colors: {
  custom: {
    50: '#9de7f0',
    500: '#66dcea',
    950: '#000000',
  },
}

SCSS

$custom: #66dcea;
$custom-light: #9de7f0;
$custom-dark: #000000;

JSON

{
  "hex": "#66dcea",
  "rgb": {
    "r": 102,
    "g": 220,
    "b": 234
  },
  "hsl": {
    "h": 186.364,
    "s": 75.862,
    "l": 65.882
  },
  "oklch": {
    "l": 0.83195,
    "c": 0.10751,
    "h": 205.8
  },
  "luminance": 0.59952
}

Semantic roles & 50–950 ramp

primary

#66DCEA

secondary

#BB4739

accent

#230DD8

background

#FCFEFF

surface

#F6FCFE

border

#D0D5D6

text

#0F1616

muted

#808485

Preview Lab

Preview with #66DCEA

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

Preview Lab → · Contrast checker → · Palette generator →