#66DCF3#66DCF3

#66DCF3 is a very light, moderate teal. Relative luminance 0.605; OKLCH L 83.5% C 0.110 H 212.3°. Best body text is #000000 at 13.10:1 contrast (WCAG AA passes).

Color values

HEX	#66DCF3
RGB	rgb(102, 220, 243)
HSL	hsl(190, 85%, 68%)
HSV	hsv(190, 58%, 95%)
CMYK	cmyk(58%, 9.5%, 0%, 4.7%)
CIE-LAB	lab(82.10, -26.76, -21.28)
CIE-LCH	lch(82.10, 34.19, 218.49°)
OKLab	oklab(83.52% -0.0932 -0.059)
OKLCH	oklch(83.52% 0.11 212.3)
XYZ	xyz(47.2438, 60.4776, 93.9602)
Luminance	0.6048 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66DCF3 #F37D66

analogous

#66F3C3 #66DCF3 #6696F3

triadic

#66DCF3 #F366DC #DCF366

tetradic

#66DCF3 #C366F3 #F37D66 #96F366

square

#66DCF3 #C366F3 #F37D66 #96F366

split-complementary

#66DCF3 #F36696 #F3C366

monochromatic

#10AFCE #2DCFEF #66DCF3 #9FE9F7 #D7F6FC

Accessibility & contrast

On white

1.60

#66DCF3 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.10

#66DCF3 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66DCF3

13.10:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66DCF3	#FFFFFF	#000000	##000000
##66DCF3	1.00	1.60	13.10	13.10
#FFFFFF	1.60	1.00	21.00	21.00
#000000	13.10	21.00	1.00	1.00
##000000	13.10	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CAD5F4

Deuteranopia (green-blind)

#B5C5F3

Tritanopia (blue-blind)

#00E6E3

Achromatopsia (no color)

#CCCCCC

Design tokens & code

CSS

--color: #66dcf3;
/* rgb */ color: rgb(102, 220, 243);
/* oklch */ color: oklch(83.5% 0.110 212.3);

Tailwind

colors: {
  custom: {
    50: '#9ee7f7',
    500: '#66dcf3',
    950: '#000000',
  },
}

SCSS

$custom: #66dcf3;
$custom-light: #9ee7f7;
$custom-dark: #000000;

JSON

{
  "hex": "#66dcf3",
  "rgb": {
    "r": 102,
    "g": 220,
    "b": 243
  },
  "hsl": {
    "h": 189.787,
    "s": 85.455,
    "l": 67.647
  },
  "oklch": {
    "l": 0.83522,
    "c": 0.11032,
    "h": 212.3
  },
  "luminance": 0.60482
}

Semantic roles & 50–950 ramp

primary

#66DCF3

secondary

#CA4C33

accent

#2804E2

background

#FCFEFF

surface

#F6FCFE

border

#D0D5D6

text

#101617

muted

#808485

Preview Lab

Preview with #66DCF3

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

Preview Lab → · Contrast checker → · Palette generator →