#66F8D5#66F8D5

#66F8D5 is a very light, vivid teal. Relative luminance 0.748; OKLCH L 89.1% C 0.135 H 174.5°. Best body text is #000000 at 15.95:1 contrast (WCAG AA passes).

Color values

HEX	#66F8D5
RGB	rgb(102, 248, 213)
HSL	hsl(166, 91%, 69%)
HSV	hsv(166, 59%, 97%)
CMYK	cmyk(58.9%, 0%, 14.1%, 2.7%)
CIE-LAB	lab(89.28, -47.35, 5.14)
CIE-LCH	lch(89.28, 47.63, 173.80°)
OKLab	oklab(89.05% -0.1348 0.0129)
OKLCH	oklch(89.05% 0.135 174.5)
XYZ	xyz(51.0515, 74.7585, 74.6773)
Luminance	0.7476 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66F8D5 #F86689

analogous

#66F88C #66F8D5 #66D2F8

triadic

#66F8D5 #D566F8 #F8D566

tetradic

#66F8D5 #8C66F8 #F86689 #D2F866

square

#66F8D5 #8C66F8 #F86689 #D2F866

split-complementary

#66F8D5 #F866D2 #F88C66

monochromatic

#0ADAA8 #2BF5C5 #66F8D5 #A1FBE5 #DBFDF5

Accessibility & contrast

On white

1.32

#66F8D5 on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

15.95

#66F8D5 on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66F8D5

15.95:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66F8D5	#FFFFFF	#000000	##000000
##66F8D5	1.00	1.32	15.95	15.95
#FFFFFF	1.32	1.00	21.00	21.00
#000000	15.95	21.00	1.00	1.00
##000000	15.95	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#F0EAD3

Deuteranopia (green-blind)

#DBDAD8

Tritanopia (blue-blind)

#00FBEE

Achromatopsia (no color)

#E0E0E0

Design tokens & code

CSS

--color: #66f8d5;
/* rgb */ color: rgb(102, 248, 213);
/* oklch */ color: oklch(89.1% 0.135 174.5);

Tailwind

colors: {
  custom: {
    50: '#9ffbe1',
    500: '#66f8d5',
    950: '#000000',
  },
}

SCSS

$custom: #66f8d5;
$custom-light: #9ffbe1;
$custom-dark: #000000;

JSON

{
  "hex": "#66f8d5",
  "rgb": {
    "r": 102,
    "g": 248,
    "b": 213
  },
  "hsl": {
    "h": 165.616,
    "s": 91.25,
    "l": 68.627
  },
  "oklch": {
    "l": 0.89052,
    "c": 0.1354,
    "h": 174.5
  },
  "luminance": 0.74764
}

Semantic roles & 50–950 ramp

primary

#66F8D5

secondary

#D23157

accent

#0037E6

background

#FDFFFE

surface

#F7FFFC

border

#D0D7D5

text

#101715

muted

#818584

Preview Lab

Preview with #66F8D5

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

Preview Lab → · Contrast checker → · Palette generator →