#66F0E2#66F0E2

#66F0E2 is a very light, vivid teal. Relative luminance 0.706; OKLCH L 87.6% C 0.122 H 186.1°. Best body text is #000000 at 15.13:1 contrast (WCAG AA passes).

Color values

HEX	#66F0E2
RGB	rgb(102, 240, 226)
HSL	hsl(174, 82%, 67%)
HSV	hsv(174, 58%, 94%)
CMYK	cmyk(57.5%, 0%, 5.8%, 5.9%)
CIE-LAB	lab(87.31, -40.69, -4.52)
CIE-LCH	lch(87.31, 40.94, 186.35°)
OKLab	oklab(87.56% -0.1209 -0.0129)
OKLCH	oklch(87.56% 0.122 186.1)
XYZ	xyz(50.3610, 70.6308, 82.9158)
Luminance	0.7064 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66F0E2 #F06674

analogous

#66F09D #66F0E2 #66B9F0

triadic

#66F0E2 #E266F0 #F0E266

tetradic

#66F0E2 #9D66F0 #F06674 #B9F066

square

#66F0E2 #9D66F0 #F06674 #B9F066

split-complementary

#66F0E2 #F066B9 #F09D66

monochromatic

#14C8B6 #2EEBD7 #66F0E2 #9EF5ED #D5FBF7

Accessibility & contrast

On white

1.39

#66F0E2 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.13

#66F0E2 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66F0E2

15.13:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66F0E2	#FFFFFF	#000000	##000000
##66F0E2	1.00	1.39	15.13	15.13
#FFFFFF	1.39	1.00	21.00	21.00
#000000	15.13	21.00	1.00	1.00
##000000	15.13	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E5E4E2

Deuteranopia (green-blind)

#CFD4E4

Tritanopia (blue-blind)

#00F5EB

Achromatopsia (no color)

#DBDBDB

Design tokens & code

CSS

--color: #66f0e2;
/* rgb */ color: rgb(102, 240, 226);
/* oklch */ color: oklch(87.6% 0.122 186.1);

Tailwind

colors: {
  custom: {
    50: '#9ef5eb',
    500: '#66f0e2',
    950: '#000000',
  },
}

SCSS

$custom: #66f0e2;
$custom-light: #9ef5eb;
$custom-dark: #000000;

JSON

{
  "hex": "#66f0e2",
  "rgb": {
    "r": 102,
    "g": 240,
    "b": 226
  },
  "hsl": {
    "h": 173.913,
    "s": 82.143,
    "l": 67.059
  },
  "oklch": {
    "l": 0.87557,
    "c": 0.12161,
    "h": 186.1
  },
  "luminance": 0.70636
}

Semantic roles & 50–950 ramp

primary

#66F0E2

secondary

#C53544

accent

#071DDF

background

#FCFFFE

surface

#F6FEFD

border

#D0D6D5

text

#101716

muted

#808584

Preview Lab

Preview with #66F0E2

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

Preview Lab → · Contrast checker → · Palette generator →