#66DFEC#66DFEC

#66DFEC is a very light, moderate teal. Relative luminance 0.617; OKLCH L 84.0% C 0.109 H 204.9°. Best body text is #000000 at 13.33:1 contrast (WCAG AA passes).

Color values

HEX	#66DFEC
RGB	rgb(102, 223, 236)
HSL	hsl(186, 78%, 66%)
HSV	hsv(186, 57%, 93%)
CMYK	cmyk(56.8%, 5.5%, 0%, 7.5%)
CIE-LAB	lab(82.73, -30.16, -16.61)
CIE-LCH	lch(82.73, 34.43, 208.85°)
OKLab	oklab(83.96% -0.0991 -0.0459)
OKLCH	oklch(83.96% 0.109 204.9)
XYZ	xyz(47.0012, 61.6516, 88.7636)
Luminance	0.6166 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66DFEC #EC7366

analogous

#66ECB6 #66DFEC #669CEC

triadic

#66DFEC #EC66DF #DFEC66

tetradic

#66DFEC #B666EC #EC7366 #9CEC66

square

#66DFEC #B666EC #EC7366 #9CEC66

split-complementary

#66DFEC #EC669C #ECB666

monochromatic

#18AFC0 #30D4E5 #66DFEC #9CEAF3 #D3F6FA

Accessibility & contrast

On white

1.58

#66DFEC on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.33

#66DFEC on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66DFEC

13.33:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66DFEC	#FFFFFF	#000000	##000000
##66DFEC	1.00	1.58	13.33	13.33
#FFFFFF	1.58	1.00	21.00	21.00
#000000	13.33	21.00	1.00	1.00
##000000	13.33	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CFD7ED

Deuteranopia (green-blind)

#BAC7EC

Tritanopia (blue-blind)

#00E7E3

Achromatopsia (no color)

#CECECE

Design tokens & code

CSS

--color: #66dfec;
/* rgb */ color: rgb(102, 223, 236);
/* oklch */ color: oklch(84.0% 0.109 204.9);

Tailwind

colors: {
  custom: {
    50: '#9de9f2',
    500: '#66dfec',
    950: '#000000',
  },
}

SCSS

$custom: #66dfec;
$custom-light: #9de9f2;
$custom-dark: #000000;

JSON

{
  "hex": "#66dfec",
  "rgb": {
    "r": 102,
    "g": 223,
    "b": 236
  },
  "hsl": {
    "h": 185.821,
    "s": 77.907,
    "l": 66.275
  },
  "oklch": {
    "l": 0.83955,
    "c": 0.10925,
    "h": 204.9
  },
  "luminance": 0.61656
}

Semantic roles & 50–950 ramp

primary

#66DFEC

secondary

#BE4538

accent

#1F0BDA

background

#FCFEFF

surface

#F6FDFE

border

#D0D5D6

text

#0F1616

muted

#808485

Preview Lab

Preview with #66DFEC

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

Preview Lab → · Contrast checker → · Palette generator →