#66CEDF#66CEDF

#66CEDF is a light, moderate teal. Relative luminance 0.523; OKLCH L 79.6% C 0.099 H 209.5°. Best body text is #000000 at 11.46:1 contrast (WCAG AA passes).

Color values

HEX	#66CEDF
RGB	rgb(102, 206, 223)
HSL	hsl(188, 65%, 64%)
HSV	hsv(188, 54%, 87%)
CMYK	cmyk(54.3%, 7.6%, 0%, 12.5%)
CIE-LAB	lab(77.45, -25.45, -17.62)
CIE-LCH	lch(77.45, 30.95, 214.71°)
OKLab	oklab(79.58% -0.0862 -0.0487)
OKLCH	oklch(79.58% 0.099 209.5)
XYZ	xyz(40.8647, 52.2913, 77.7374)
Luminance	0.5230 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66CEDF #DF7766

analogous

#66DFB3 #66CEDF #6691DF

triadic

#66CEDF #DF66CE #CEDF66

tetradic

#66CEDF #B366DF #DF7766 #91DF66

square

#66CEDF #B366DF #DF7766 #91DF66

split-complementary

#66CEDF #DF6691 #DFB366

monochromatic

#2395A8 #33BED4 #66CEDF #99DEEA #CBEEF4

Accessibility & contrast

On white

1.83

#66CEDF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.46

#66CEDF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66CEDF

11.46:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66CEDF	#FFFFFF	#000000	##000000
##66CEDF	1.00	1.83	11.46	11.46
#FFFFFF	1.83	1.00	21.00	21.00
#000000	11.46	21.00	1.00	1.00
##000000	11.46	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BFC7E0

Deuteranopia (green-blind)

#ACB9DF

Tritanopia (blue-blind)

#00D6D3

Achromatopsia (no color)

#BFBFBF

Design tokens & code

CSS

--color: #66cedf;
/* rgb */ color: rgb(102, 206, 223);
/* oklch */ color: oklch(79.6% 0.099 209.5);

Tailwind

colors: {
  custom: {
    50: '#9bdde9',
    500: '#66cedf',
    950: '#000000',
  },
}

SCSS

$custom: #66cedf;
$custom-light: #9bdde9;
$custom-dark: #000000;

JSON

{
  "hex": "#66cedf",
  "rgb": {
    "r": 102,
    "g": 206,
    "b": 223
  },
  "hsl": {
    "h": 188.43,
    "s": 65.405,
    "l": 63.725
  },
  "oklch": {
    "l": 0.7958,
    "c": 0.09903,
    "h": 209.5
  },
  "luminance": 0.52295
}

Semantic roles & 50–950 ramp

primary

#66CEDF

secondary

#AA4E3F

accent

#3218CD

background

#FCFEFE

surface

#F5FCFC

border

#CFD5D5

text

#0F1516

muted

#808484

Preview Lab

Preview with #66CEDF

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

Preview Lab → · Contrast checker → · Palette generator →