#66ECEE#66ECEE

#66ECEE is a very light, moderate teal. Relative luminance 0.690; OKLCH L 87.0% C 0.117 H 196.6°. Best body text is #000000 at 14.80:1 contrast (WCAG AA passes).

Color values

HEX	#66ECEE
RGB	rgb(102, 236, 238)
HSL	hsl(181, 80%, 67%)
HSV	hsv(181, 57%, 93%)
CMYK	cmyk(57.1%, 0.8%, 0%, 6.7%)
CIE-LAB	lab(86.50, -35.76, -12.02)
CIE-LCH	lch(86.50, 37.72, 198.58°)
OKLab	oklab(87.01% -0.1118 -0.0333)
OKLCH	oklch(87.01% 0.117 196.6)
XYZ	xyz(50.9010, 68.9836, 91.5050)
Luminance	0.6899 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66ECEE #EE6866

analogous

#66EEAC #66ECEE #66A8EE

triadic

#66ECEE #EE66EC #ECEE66

tetradic

#66ECEE #AC66EE #EE6866 #A8EE66

square

#66ECEE #AC66EE #EE6866 #A8EE66

split-complementary

#66ECEE #EE66A8 #EEAC66

monochromatic

#16C1C4 #2FE5E8 #66ECEE #9DF3F4 #D4FAFA

Accessibility & contrast

On white

1.42

#66ECEE on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.80

#66ECEE on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66ECEE

14.80:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66ECEE	#FFFFFF	#000000	##000000
##66ECEE	1.00	1.42	14.80	14.80
#FFFFFF	1.42	1.00	21.00	21.00
#000000	14.80	21.00	1.00	1.00
##000000	14.80	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DEE2EE

Deuteranopia (green-blind)

#C8D2EF

Tritanopia (blue-blind)

#00F3EC

Achromatopsia (no color)

#D8D8D8

Design tokens & code

CSS

--color: #66ecee;
/* rgb */ color: rgb(102, 236, 238);
/* oklch */ color: oklch(87.0% 0.117 196.6);

Tailwind

colors: {
  custom: {
    50: '#9ff2f3',
    500: '#66ecee',
    950: '#000000',
  },
}

SCSS

$custom: #66ecee;
$custom-light: #9ff2f3;
$custom-dark: #000000;

JSON

{
  "hex": "#66ecee",
  "rgb": {
    "r": 102,
    "g": 236,
    "b": 238
  },
  "hsl": {
    "h": 180.882,
    "s": 80,
    "l": 66.667
  },
  "oklch": {
    "l": 0.87013,
    "c": 0.11664,
    "h": 196.6
  },
  "luminance": 0.68989
}

Semantic roles & 50–950 ramp

primary

#66ECEE

secondary

#C23937

accent

#0C09DC

background

#FDFFFF

surface

#F7FEFE

border

#D0D6D6

text

#101717

muted

#818585

Preview Lab

Preview with #66ECEE

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

Preview Lab → · Contrast checker → · Palette generator →