#66DFF2#66DFF2

#66DFF2 is a very light, moderate teal. Relative luminance 0.620; OKLCH L 84.2% C 0.111 H 209.2°. Best body text is #000000 at 13.40:1 contrast (WCAG AA passes).

Color values

HEX	#66DFF2
RGB	rgb(102, 223, 242)
HSL	hsl(188, 84%, 67%)
HSV	hsv(188, 58%, 95%)
CMYK	cmyk(57.9%, 7.9%, 0%, 5.1%)
CIE-LAB	lab(82.92, -28.50, -19.51)
CIE-LCH	lch(82.92, 34.54, 214.39°)
OKLab	oklab(84.17% -0.0967 -0.054)
OKLCH	oklch(84.17% 0.111 209.2)
XYZ	xyz(47.8876, 62.0062, 93.4319)
Luminance	0.6201 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66DFF2 #F27966

analogous

#66F2BF #66DFF2 #6699F2

triadic

#66DFF2 #F266DF #DFF266

tetradic

#66DFF2 #BF66F2 #F27966 #99F266

square

#66DFF2 #BF66F2 #F27966 #99F266

split-complementary

#66DFF2 #F26699 #F2BF66

monochromatic

#11B3CC #2ED3ED #66DFF2 #9EEBF7 #D7F7FC

Accessibility & contrast

On white

1.57

#66DFF2 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

13.40

#66DFF2 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66DFF2

13.40:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66DFF2	#FFFFFF	#000000	##000000
##66DFF2	1.00	1.57	13.40	13.40
#FFFFFF	1.57	1.00	21.00	21.00
#000000	13.40	21.00	1.00	1.00
##000000	13.40	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#CED8F3

Deuteranopia (green-blind)

#B8C8F2

Tritanopia (blue-blind)

#00E8E5

Achromatopsia (no color)

#CECECE

Design tokens & code

CSS

--color: #66dff2;
/* rgb */ color: rgb(102, 223, 242);
/* oklch */ color: oklch(84.2% 0.111 209.2);

Tailwind

colors: {
  custom: {
    50: '#9ee9f6',
    500: '#66dff2',
    950: '#000000',
  },
}

SCSS

$custom: #66dff2;
$custom-light: #9ee9f6;
$custom-dark: #000000;

JSON

{
  "hex": "#66dff2",
  "rgb": {
    "r": 102,
    "g": 223,
    "b": 242
  },
  "hsl": {
    "h": 188.143,
    "s": 84.337,
    "l": 67.451
  },
  "oklch": {
    "l": 0.8417,
    "c": 0.11081,
    "h": 209.2
  },
  "luminance": 0.62011
}

Semantic roles & 50–950 ramp

primary

#66DFF2

secondary

#C94834

accent

#2305E1

background

#FCFEFF

surface

#F6FDFE

border

#D0D5D6

text

#101617

muted

#808485

Preview Lab

Preview with #66DFF2

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

Preview Lab → · Contrast checker → · Palette generator →