#66EDF7#66EDF7

#66EDF7 is a very light, moderate teal. Relative luminance 0.701; OKLCH L 87.5% C 0.118 H 202.0°. Best body text is #000000 at 15.02:1 contrast (WCAG AA passes).

Color values

HEX	#66EDF7
RGB	rgb(102, 237, 247)
HSL	hsl(184, 90%, 68%)
HSV	hsv(184, 59%, 97%)
CMYK	cmyk(58.7%, 4%, 0%, 3.1%)
CIE-LAB	lab(87.05, -33.81, -15.92)
CIE-LCH	lch(87.05, 37.37, 205.21°)
OKLab	oklab(87.55% -0.1092 -0.0441)
OKLCH	oklch(87.55% 0.118 202)
XYZ	xyz(52.5451, 70.1031, 98.7398)
Luminance	0.7011 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66EDF7 #F77066

analogous

#66F7B8 #66EDF7 #66A4F7

triadic

#66EDF7 #F766ED #EDF766

tetradic

#66EDF7 #B866F7 #F77066 #A4F766

square

#66EDF7 #B866F7 #F77066 #A4F766

split-complementary

#66EDF7 #F766A4 #F7B866

monochromatic

#0BC9D7 #2CE6F4 #66EDF7 #A0F4FA #DAFBFD

Accessibility & contrast

On white

1.40

#66EDF7 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.02

#66EDF7 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66EDF7

15.02:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66EDF7	#FFFFFF	#000000	##000000
##66EDF7	1.00	1.40	15.02	15.02
#FFFFFF	1.40	1.00	21.00	21.00
#000000	15.02	21.00	1.00	1.00
##000000	15.02	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DDE4F8

Deuteranopia (green-blind)

#C6D3F8

Tritanopia (blue-blind)

#00F5F0

Achromatopsia (no color)

#DADADA

Design tokens & code

CSS

--color: #66edf7;
/* rgb */ color: rgb(102, 237, 247);
/* oklch */ color: oklch(87.5% 0.118 202.0);

Tailwind

colors: {
  custom: {
    50: '#9ff3f9',
    500: '#66edf7',
    950: '#000000',
  },
}

SCSS

$custom: #66edf7;
$custom-light: #9ff3f9;
$custom-dark: #000000;

JSON

{
  "hex": "#66edf7",
  "rgb": {
    "r": 102,
    "g": 237,
    "b": 247
  },
  "hsl": {
    "h": 184.138,
    "s": 90.062,
    "l": 68.431
  },
  "oklch": {
    "l": 0.87547,
    "c": 0.11772,
    "h": 202
  },
  "luminance": 0.70109
}

Semantic roles & 50–950 ramp

primary

#66EDF7

secondary

#D03C31

accent

#1000E6

background

#FDFFFF

surface

#F7FEFF

border

#D0D6D7

text

#101717

muted

#818585

Preview Lab

Preview with #66EDF7

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

Preview Lab → · Contrast checker → · Palette generator →