#66F7EF#66F7EF

#66F7EF is a very light, vivid teal. Relative luminance 0.756; OKLCH L 89.6% C 0.125 H 190.1°. Best body text is #000000 at 16.12:1 contrast (WCAG AA passes).

Color values

HEX	#66F7EF
RGB	rgb(102, 247, 239)
HSL	hsl(177, 90%, 68%)
HSV	hsv(177, 59%, 97%)
CMYK	cmyk(58.7%, 0%, 3.2%, 3.1%)
CIE-LAB	lab(89.66, -40.52, -7.84)
CIE-LCH	lch(89.66, 41.27, 190.95°)
OKLab	oklab(89.58% -0.1226 -0.0219)
OKLCH	oklch(89.58% 0.125 190.1)
XYZ	xyz(54.3134, 75.5727, 93.3692)
Luminance	0.7558 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66F7EF #F7666E

analogous

#66F7A6 #66F7EF #66B6F7

triadic

#66F7EF #EF66F7 #F7EF66

tetradic

#66F7EF #A666F7 #F7666E #B6F766

square

#66F7EF #A666F7 #F7666E #B6F766

split-complementary

#66F7EF #F766B6 #F7A666

monochromatic

#0BD7CC #2CF4E9 #66F7EF #A0FAF5 #DAFDFB

Accessibility & contrast

On white

1.30

#66F7EF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

16.12

#66F7EF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66F7EF

16.12:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66F7EF	#FFFFFF	#000000	##000000
##66F7EF	1.00	1.30	16.12	16.12
#FFFFFF	1.30	1.00	21.00	21.00
#000000	16.12	21.00	1.00	1.00
##000000	16.12	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#EAEBEF

Deuteranopia (green-blind)

#D3DAF0

Tritanopia (blue-blind)

#00FDF4

Achromatopsia (no color)

#E1E1E1

Design tokens & code

CSS

--color: #66f7ef;
/* rgb */ color: rgb(102, 247, 239);
/* oklch */ color: oklch(89.6% 0.125 190.1);

Tailwind

colors: {
  custom: {
    50: '#a0faf4',
    500: '#66f7ef',
    950: '#000000',
  },
}

SCSS

$custom: #66f7ef;
$custom-light: #a0faf4;
$custom-dark: #000000;

JSON

{
  "hex": "#66f7ef",
  "rgb": {
    "r": 102,
    "g": 247,
    "b": 239
  },
  "hsl": {
    "h": 176.69,
    "s": 90.062,
    "l": 68.431
  },
  "oklch": {
    "l": 0.89582,
    "c": 0.12456,
    "h": 190.1
  },
  "luminance": 0.75578
}

Semantic roles & 50–950 ramp

primary

#66F7EF

secondary

#D0313A

accent

#000DE6

background

#FDFFFF

surface

#F7FFFE

border

#D0D7D6

text

#101717

muted

#818585

Preview Lab

Preview with #66F7EF

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

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