#66CCE0#66CCE0

#66CCE0 is a light, moderate teal. Relative luminance 0.514; OKLCH L 79.2% C 0.099 H 212.1°. Best body text is #000000 at 11.28:1 contrast (WCAG AA passes).

Color values

HEX	#66CCE0
RGB	rgb(102, 204, 224)
HSL	hsl(190, 66%, 64%)
HSV	hsv(190, 54%, 88%)
CMYK	cmyk(54.5%, 8.9%, 0%, 12.2%)
CIE-LAB	lab(76.91, -24.17, -18.98)
CIE-LCH	lch(76.91, 30.73, 218.14°)
OKLab	oklab(79.16% -0.0836 -0.0525)
OKLCH	oklch(79.16% 0.099 212.1)
XYZ	xyz(40.5215, 51.3885, 78.2901)
Luminance	0.5139 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66CCE0 #E07A66

analogous

#66E0B7 #66CCE0 #668FE0

triadic

#66CCE0 #E066CC #CCE066

tetradic

#66CCE0 #B766E0 #E07A66 #8FE066

square

#66CCE0 #B766E0 #E07A66 #8FE066

split-complementary

#66CCE0 #E0668F #E0B766

monochromatic

#2293A9 #33BBD6 #66CCE0 #99DDEA #CCEEF5

Accessibility & contrast

On white

1.86

#66CCE0 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

11.28

#66CCE0 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66CCE0

11.28:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66CCE0	#FFFFFF	#000000	##000000
##66CCE0	1.00	1.86	11.28	11.28
#FFFFFF	1.86	1.00	21.00	21.00
#000000	11.28	21.00	1.00	1.00
##000000	11.28	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#BCC6E1

Deuteranopia (green-blind)

#A9B8E0

Tritanopia (blue-blind)

#00D4D2

Achromatopsia (no color)

#BEBEBE

Design tokens & code

CSS

--color: #66cce0;
/* rgb */ color: rgb(102, 204, 224);
/* oklch */ color: oklch(79.2% 0.099 212.1);

Tailwind

colors: {
  custom: {
    50: '#9bdbe9',
    500: '#66cce0',
    950: '#000000',
  },
}

SCSS

$custom: #66cce0;
$custom-light: #9bdbe9;
$custom-dark: #000000;

JSON

{
  "hex": "#66cce0",
  "rgb": {
    "r": 102,
    "g": 204,
    "b": 224
  },
  "hsl": {
    "h": 189.836,
    "s": 66.304,
    "l": 63.922
  },
  "oklch": {
    "l": 0.79157,
    "c": 0.09876,
    "h": 212.1
  },
  "luminance": 0.51392
}

Semantic roles & 50–950 ramp

primary

#66CCE0

secondary

#AB513F

accent

#3517CE

background

#FCFEFE

surface

#F5FCFC

border

#CFD5D5

text

#0F1516

muted

#808484

Preview Lab

Preview with #66CCE0

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

Preview Lab → · Contrast checker → · Palette generator →