#66EAE5#66EAE5

#66EAE5 is a very light, moderate teal. Relative luminance 0.673; OKLCH L 86.3% C 0.116 H 191.8°. Best body text is #000000 at 14.47:1 contrast (WCAG AA passes).

Color values

HEX	#66EAE5
RGB	rgb(102, 234, 229)
HSL	hsl(178, 76%, 66%)
HSV	hsv(178, 56%, 92%)
CMYK	cmyk(56.4%, 0%, 2.1%, 8.2%)
CIE-LAB	lab(85.67, -37.19, -8.52)
CIE-LCH	lch(85.67, 38.16, 192.91°)
OKLab	oklab(86.26% -0.1135 -0.0237)
OKLCH	oklch(86.26% 0.116 191.8)
XYZ	xyz(49.0391, 67.3226, 84.5238)
Luminance	0.6733 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66EAE5 #EA666B

analogous

#66EAA3 #66EAE5 #66ADEA

triadic

#66EAE5 #E566EA #EAE566

tetradic

#66EAE5 #A366EA #EA666B #ADEA66

square

#66EAE5 #A366EA #EA666B #ADEA66

split-complementary

#66EAE5 #EA66AD #EAA366

monochromatic

#1ABCB6 #30E3DC #66EAE5 #9CF1EE #D2F9F7

Accessibility & contrast

On white

1.45

#66EAE5 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

14.47

#66EAE5 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66EAE5

14.47:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66EAE5	#FFFFFF	#000000	##000000
##66EAE5	1.00	1.45	14.47	14.47
#FFFFFF	1.45	1.00	21.00	21.00
#000000	14.47	21.00	1.00	1.00
##000000	14.47	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#DDDFE5

Deuteranopia (green-blind)

#C8D0E6

Tritanopia (blue-blind)

#00F0E8

Achromatopsia (no color)

#D6D6D6

Design tokens & code

CSS

--color: #66eae5;
/* rgb */ color: rgb(102, 234, 229);
/* oklch */ color: oklch(86.3% 0.116 191.8);

Tailwind

colors: {
  custom: {
    50: '#9ef1ed',
    500: '#66eae5',
    950: '#000000',
  },
}

SCSS

$custom: #66eae5;
$custom-light: #9ef1ed;
$custom-dark: #000000;

JSON

{
  "hex": "#66eae5",
  "rgb": {
    "r": 102,
    "g": 234,
    "b": 229
  },
  "hsl": {
    "h": 177.727,
    "s": 75.862,
    "l": 65.882
  },
  "oklch": {
    "l": 0.86258,
    "c": 0.11591,
    "h": 191.8
  },
  "luminance": 0.67328
}

Semantic roles & 50–950 ramp

primary

#66EAE5

secondary

#BB393E

accent

#0D15D8

background

#FCFFFE

surface

#F6FEFD

border

#D0D6D5

text

#101716

muted

#808584

Preview Lab

Preview with #66EAE5

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

Preview Lab → · Contrast checker → · Palette generator →