#66EFEC#66EFEC

#66EFEC is a very light, moderate teal. Relative luminance 0.706; OKLCH L 87.6% C 0.119 H 193.2°. Best body text is #000000 at 15.12:1 contrast (WCAG AA passes).

Color values

HEX	#66EFEC
RGB	rgb(102, 239, 236)
HSL	hsl(179, 81%, 67%)
HSV	hsv(179, 57%, 94%)
CMYK	cmyk(57.3%, 0%, 1.3%, 6.3%)
CIE-LAB	lab(87.29, -37.66, -9.78)
CIE-LCH	lch(87.29, 38.91, 194.56°)
OKLab	oklab(87.64% -0.1157 -0.0272)
OKLCH	oklch(87.64% 0.119 193.2)
XYZ	xyz(51.4798, 70.6087, 90.2564)
Luminance	0.7061 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66EFEC #EF6669

analogous

#66EFA8 #66EFEC #66AEEF

triadic

#66EFEC #EC66EF #EFEC66

tetradic

#66EFEC #A866EF #EF6669 #AEEF66

square

#66EFEC #A866EF #EF6669 #AEEF66

split-complementary

#66EFEC #EF66AE #EFA866

monochromatic

#15C6C2 #2FE9E5 #66EFEC #9DF5F3 #D5FBFA

Accessibility & contrast

On white

1.39

#66EFEC on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.12

#66EFEC on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66EFEC

15.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66EFEC	#FFFFFF	#000000	##000000
##66EFEC	1.00	1.39	15.12	15.12
#FFFFFF	1.39	1.00	21.00	21.00
#000000	15.12	21.00	1.00	1.00
##000000	15.12	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E2E4EC

Deuteranopia (green-blind)

#CBD4ED

Tritanopia (blue-blind)

#00F5EE

Achromatopsia (no color)

#DBDBDB

Design tokens & code

CSS

--color: #66efec;
/* rgb */ color: rgb(102, 239, 236);
/* oklch */ color: oklch(87.6% 0.119 193.2);

Tailwind

colors: {
  custom: {
    50: '#9ff4f2',
    500: '#66efec',
    950: '#000000',
  },
}

SCSS

$custom: #66efec;
$custom-light: #9ff4f2;
$custom-dark: #000000;

JSON

{
  "hex": "#66efec",
  "rgb": {
    "r": 102,
    "g": 239,
    "b": 236
  },
  "hsl": {
    "h": 178.686,
    "s": 81.065,
    "l": 66.863
  },
  "oklch": {
    "l": 0.8764,
    "c": 0.11885,
    "h": 193.2
  },
  "luminance": 0.70614
}

Semantic roles & 50–950 ramp

primary

#66EFEC

secondary

#C33639

accent

#080DDD

background

#FDFFFF

surface

#F7FEFE

border

#D0D6D6

text

#101716

muted

#818585

Preview Lab

Preview with #66EFEC

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

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