#66DEE7#66DEE7

#66DEE7 is a very light, moderate teal. Relative luminance 0.608; OKLCH L 83.5% C 0.108 H 202.0°. Best body text is #000000 at 13.17:1 contrast (WCAG AA passes).

Color values

HEX	#66DEE7
RGB	rgb(102, 222, 231)
HSL	hsl(184, 73%, 65%)
HSV	hsv(184, 56%, 91%)
CMYK	cmyk(55.8%, 3.9%, 0%, 9.4%)
CIE-LAB	lab(82.29, -31.04, -14.62)
CIE-LCH	lch(82.29, 34.31, 205.22°)
OKLab	oklab(83.55% -0.1001 -0.0404)
OKLCH	oklch(83.55% 0.108 202)
XYZ	xyz(46.0186, 60.8323, 84.9025)
Luminance	0.6084 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66DEE7 #E76F66

analogous

#66E7AF #66DEE7 #669DE7

triadic

#66DEE7 #E766DE #DEE766

tetradic

#66DEE7 #AF66E7 #E76F66 #9DE766

square

#66DEE7 #AF66E7 #E76F66 #9DE766

split-complementary

#66DEE7 #E7669D #E7AF66

monochromatic

#1DABB6 #31D3DF #66DEE7 #9BE9EF #D0F5F8

Accessibility & contrast

On white

1.59

#66DEE7 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.17

#66DEE7 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66DEE7

13.17:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66DEE7	#FFFFFF	#000000	##000000
##66DEE7	1.00	1.59	13.17	13.17
#FFFFFF	1.59	1.00	21.00	21.00
#000000	13.17	21.00	1.00	1.00
##000000	13.17	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CFD5E8

Deuteranopia (green-blind)

#BBC6E8

Tritanopia (blue-blind)

#00E6E0

Achromatopsia (no color)

#CDCDCD

Design tokens & code

CSS

--color: #66dee7;
/* rgb */ color: rgb(102, 222, 231);
/* oklch */ color: oklch(83.5% 0.108 202.0);

Tailwind

colors: {
  custom: {
    50: '#9de8ee',
    500: '#66dee7',
    950: '#000000',
  },
}

SCSS

$custom: #66dee7;
$custom-light: #9de8ee;
$custom-dark: #000000;

JSON

{
  "hex": "#66dee7",
  "rgb": {
    "r": 102,
    "g": 222,
    "b": 231
  },
  "hsl": {
    "h": 184.186,
    "s": 72.881,
    "l": 65.294
  },
  "oklch": {
    "l": 0.8355,
    "c": 0.10794,
    "h": 202
  },
  "luminance": 0.60837
}

Semantic roles & 50–950 ramp

primary

#66DEE7

secondary

#B6443B

accent

#1E11D5

background

#FCFEFF

surface

#F6FCFE

border

#D0D5D6

text

#0F1616

muted

#808485

Preview Lab

Preview with #66DEE7

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

Preview Lab → · Contrast checker → · Palette generator →