#66F0EA#66F0EA

#66F0EA is a very light, moderate teal. Relative luminance 0.711; OKLCH L 87.8% C 0.120 H 191.2°. Best body text is #000000 at 15.22:1 contrast (WCAG AA passes).

Color values

HEX	#66F0EA
RGB	rgb(102, 240, 234)
HSL	hsl(177, 82%, 67%)
HSV	hsv(177, 58%, 94%)
CMYK	cmyk(57.5%, 0%, 2.5%, 5.9%)
CIE-LAB	lab(87.52, -38.64, -8.39)
CIE-LCH	lch(87.52, 39.54, 192.25°)
OKLab	oklab(87.81% -0.1176 -0.0234)
OKLCH	oklch(87.81% 0.12 191.2)
XYZ	xyz(51.4844, 71.0802, 88.8326)
Luminance	0.7108 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66F0EA #F0666C

analogous

#66F0A5 #66F0EA #66B1F0

triadic

#66F0EA #EA66F0 #F0EA66

tetradic

#66F0EA #A566F0 #F0666C #B1F066

square

#66F0EA #A566F0 #F0666C #B1F066

split-complementary

#66F0EA #F066B1 #F0A566

monochromatic

#14C8C0 #2EEBE2 #66F0EA #9EF5F2 #D5FBF9

Accessibility & contrast

On white

1.38

#66F0EA on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.22

#66F0EA on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66F0EA

15.22:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66F0EA	#FFFFFF	#000000	##000000
##66F0EA	1.00	1.38	15.22	15.22
#FFFFFF	1.38	1.00	21.00	21.00
#000000	15.22	21.00	1.00	1.00
##000000	15.22	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#E3E5EA

Deuteranopia (green-blind)

#CDD5EB

Tritanopia (blue-blind)

#00F6EE

Achromatopsia (no color)

#DBDBDB

Design tokens & code

CSS

--color: #66f0ea;
/* rgb */ color: rgb(102, 240, 234);
/* oklch */ color: oklch(87.8% 0.120 191.2);

Tailwind

colors: {
  custom: {
    50: '#9ff5f0',
    500: '#66f0ea',
    950: '#000000',
  },
}

SCSS

$custom: #66f0ea;
$custom-light: #9ff5f0;
$custom-dark: #000000;

JSON

{
  "hex": "#66f0ea",
  "rgb": {
    "r": 102,
    "g": 240,
    "b": 234
  },
  "hsl": {
    "h": 177.391,
    "s": 82.143,
    "l": 67.059
  },
  "oklch": {
    "l": 0.87807,
    "c": 0.11986,
    "h": 191.2
  },
  "luminance": 0.71085
}

Semantic roles & 50–950 ramp

primary

#66F0EA

secondary

#C5353B

accent

#0710DF

background

#FDFFFF

surface

#F7FEFE

border

#D0D6D6

text

#101716

muted

#818585

Preview Lab

Preview with #66F0EA

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

Preview Lab → · Contrast checker → · Palette generator →