#66DEEB#66DEEB

#66DEEB is a very light, moderate teal. Relative luminance 0.611; OKLCH L 83.7% C 0.109 H 204.9°. Best body text is #000000 at 13.21:1 contrast (WCAG AA passes).

Color values

HEX	#66DEEB
RGB	rgb(102, 222, 235)
HSL	hsl(186, 77%, 66%)
HSV	hsv(186, 57%, 92%)
CMYK	cmyk(56.6%, 5.5%, 0%, 7.8%)
CIE-LAB	lab(82.41, -29.95, -16.56)
CIE-LCH	lch(82.41, 34.23, 208.94°)
OKLab	oklab(83.69% -0.0985 -0.0458)
OKLCH	oklch(83.69% 0.109 204.9)
XYZ	xyz(46.5900, 61.0609, 87.9118)
Luminance	0.6107 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66DEEB #EB7366

analogous

#66EBB5 #66DEEB #669BEB

triadic

#66DEEB #EB66DE #DEEB66

tetradic

#66DEEB #B566EB #EB7366 #9BEB66

square

#66DEEB #B566EB #EB7366 #9BEB66

split-complementary

#66DEEB #EB669B #EBB566

monochromatic

#19AEBE #30D2E4 #66DEEB #9CEAF2 #D2F5F9

Accessibility & contrast

On white

1.59

#66DEEB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.21

#66DEEB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66DEEB

13.21:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66DEEB	#FFFFFF	#000000	##000000
##66DEEB	1.00	1.59	13.21	13.21
#FFFFFF	1.59	1.00	21.00	21.00
#000000	13.21	21.00	1.00	1.00
##000000	13.21	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CED6EC

Deuteranopia (green-blind)

#BAC6EB

Tritanopia (blue-blind)

#00E6E2

Achromatopsia (no color)

#CDCDCD

Design tokens & code

CSS

--color: #66deeb;
/* rgb */ color: rgb(102, 222, 235);
/* oklch */ color: oklch(83.7% 0.109 204.9);

Tailwind

colors: {
  custom: {
    50: '#9de8f1',
    500: '#66deeb',
    950: '#000000',
  },
}

SCSS

$custom: #66deeb;
$custom-light: #9de8f1;
$custom-dark: #000000;

JSON

{
  "hex": "#66deeb",
  "rgb": {
    "r": 102,
    "g": 222,
    "b": 235
  },
  "hsl": {
    "h": 185.865,
    "s": 76.879,
    "l": 66.078
  },
  "oklch": {
    "l": 0.8369,
    "c": 0.1086,
    "h": 204.9
  },
  "luminance": 0.61065
}

Semantic roles & 50–950 ramp

primary

#66DEEB

secondary

#BD4639

accent

#200CD9

background

#FCFEFF

surface

#F6FCFE

border

#D0D5D6

text

#0F1616

muted

#808485

Preview Lab

Preview with #66DEEB

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

Preview Lab → · Contrast checker → · Palette generator →