#66EAEF#66EAEF

#66EAEF is a very light, moderate teal. Relative luminance 0.679; OKLCH L 86.6% C 0.115 H 198.7°. Best body text is #000000 at 14.58:1 contrast (WCAG AA passes).

Color values

HEX	#66EAEF
RGB	rgb(102, 234, 239)
HSL	hsl(182, 81%, 67%)
HSV	hsv(182, 57%, 94%)
CMYK	cmyk(57.3%, 2.1%, 0%, 6.3%)
CIE-LAB	lab(85.96, -34.56, -13.35)
CIE-LCH	lch(85.96, 37.05, 201.13°)
OKLab	oklab(86.59% -0.1093 -0.037)
OKLCH	oklch(86.59% 0.115 198.7)
XYZ	xyz(50.4757, 67.8973, 92.0900)
Luminance	0.6790 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66EAEF #EF6B66

analogous

#66EFB0 #66EAEF #66A6EF

triadic

#66EAEF #EF66EA #EAEF66

tetradic

#66EAEF #B066EF #EF6B66 #A6EF66

square

#66EAEF #B066EF #EF6B66 #A6EF66

split-complementary

#66EAEF #EF66A6 #EFB066

monochromatic

#15BFC6 #2FE2E9 #66EAEF #9DF2F5 #D5F9FB

Accessibility & contrast

On white

1.44

#66EAEF on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.58

#66EAEF on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66EAEF

14.58:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66EAEF	#FFFFFF	#000000	##000000
##66EAEF	1.00	1.44	14.58	14.58
#FFFFFF	1.44	1.00	21.00	21.00
#000000	14.58	21.00	1.00	1.00
##000000	14.58	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DBE0F0

Deuteranopia (green-blind)

#C5D0F0

Tritanopia (blue-blind)

#00F1EB

Achromatopsia (no color)

#D7D7D7

Design tokens & code

CSS

--color: #66eaef;
/* rgb */ color: rgb(102, 234, 239);
/* oklch */ color: oklch(86.6% 0.115 198.7);

Tailwind

colors: {
  custom: {
    50: '#9ff1f4',
    500: '#66eaef',
    950: '#000000',
  },
}

SCSS

$custom: #66eaef;
$custom-light: #9ff1f4;
$custom-dark: #000000;

JSON

{
  "hex": "#66eaef",
  "rgb": {
    "r": 102,
    "g": 234,
    "b": 239
  },
  "hsl": {
    "h": 182.19,
    "s": 81.065,
    "l": 66.863
  },
  "oklch": {
    "l": 0.86586,
    "c": 0.11541,
    "h": 198.7
  },
  "luminance": 0.67902
}

Semantic roles & 50–950 ramp

primary

#66EAEF

secondary

#C33B36

accent

#1008DD

background

#FDFFFF

surface

#F7FEFE

border

#D0D6D6

text

#101717

muted

#818585

Preview Lab

Preview with #66EAEF

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

Preview Lab → · Contrast checker → · Palette generator →