#66E6F7#66E6F7

#66E6F7 is a very light, moderate teal. Relative luminance 0.661; OKLCH L 85.9% C 0.115 H 207.2°. Best body text is #000000 at 14.23:1 contrast (WCAG AA passes).

Color values

HEX	#66E6F7
RGB	rgb(102, 230, 247)
HSL	hsl(187, 90%, 68%)
HSV	hsv(187, 59%, 97%)
CMYK	cmyk(58.7%, 6.9%, 0%, 3.1%)
CIE-LAB	lab(85.06, -30.49, -18.91)
CIE-LCH	lch(85.06, 35.88, 211.80°)
OKLab	oklab(85.95% -0.102 -0.0524)
OKLCH	oklch(85.95% 0.115 207.2)
XYZ	xyz(50.5578, 66.1287, 98.0773)
Luminance	0.6613 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66E6F7 #F77766

analogous

#66F7BF #66E6F7 #669EF7

triadic

#66E6F7 #F766E6 #E6F766

tetradic

#66E6F7 #BF66F7 #F77766 #9EF766

square

#66E6F7 #BF66F7 #F77766 #9EF766

split-complementary

#66E6F7 #F7669E #F7BF66

monochromatic

#0BBFD7 #2CDCF4 #66E6F7 #A0F0FA #DAF9FD

Accessibility & contrast

On white

1.48

#66E6F7 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.23

#66E6F7 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66E6F7

14.23:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66E6F7	#FFFFFF	#000000	##000000
##66E6F7	1.00	1.48	14.23	14.23
#FFFFFF	1.48	1.00	21.00	21.00
#000000	14.23	21.00	1.00	1.00
##000000	14.23	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#D5DEF8

Deuteranopia (green-blind)

#BECDF7

Tritanopia (blue-blind)

#00EFEB

Achromatopsia (no color)

#D4D4D4

Design tokens & code

CSS

--color: #66e6f7;
/* rgb */ color: rgb(102, 230, 247);
/* oklch */ color: oklch(85.9% 0.115 207.2);

Tailwind

colors: {
  custom: {
    50: '#9feef9',
    500: '#66e6f7',
    950: '#000000',
  },
}

SCSS

$custom: #66e6f7;
$custom-light: #9feef9;
$custom-dark: #000000;

JSON

{
  "hex": "#66e6f7",
  "rgb": {
    "r": 102,
    "g": 230,
    "b": 247
  },
  "hsl": {
    "h": 187.034,
    "s": 90.062,
    "l": 68.431
  },
  "oklch": {
    "l": 0.85948,
    "c": 0.11466,
    "h": 207.2
  },
  "luminance": 0.66134
}

Semantic roles & 50–950 ramp

primary

#66E6F7

secondary

#D04431

accent

#1B00E6

background

#FDFFFF

surface

#F7FEFF

border

#D0D6D7

text

#101617

muted

#818585

Preview Lab

Preview with #66E6F7

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

Preview Lab → · Contrast checker → · Palette generator →