#66FBEB#66FBEB

#66FBEB is a very light, vivid teal. Relative luminance 0.778; OKLCH L 90.4% C 0.129 H 185.4°. Best body text is #000000 at 16.56:1 contrast (WCAG AA passes).

Color values

HEX	#66FBEB
RGB	rgb(102, 251, 235)
HSL	hsl(174, 95%, 69%)
HSV	hsv(174, 59%, 98%)
CMYK	cmyk(59.4%, 0%, 6.4%, 1.6%)
CIE-LAB	lab(90.69, -43.32, -4.23)
CIE-LCH	lch(90.69, 43.52, 185.58°)
OKLab	oklab(90.38% -0.1283 -0.0121)
OKLCH	oklch(90.38% 0.129 185.4)
XYZ	xyz(54.9653, 77.8116, 90.7036)
Luminance	0.7782 (WCAG relative)
Temperature	cool
Family	teal

Closest named colors

Perceptual scales

Shades

Tints

Tones

OKLCH scale

Color harmonies

complementary

#66FBEB #FB6676

analogous

#66FBA1 #66FBEB #66C1FB

triadic

#66FBEB #EB66FB #FBEB66

tetradic

#66FBEB #A166FB #FB6676 #C1FB66

square

#66FBEB #A166FB #FB6676 #C1FB66

split-complementary

#66FBEB #FB66C1 #FBA166

monochromatic

#06E1C9 #2AF9E3 #66FBEB #A2FDF3 #DDFEFB

Accessibility & contrast

On white

1.27

#66FBEB on #FFFFFF

AA ✗AA large ✗AAA ✗

On black

16.56

#66FBEB on #000000

AA ✓AA large ✓AAA ✓

Best text color

#000000 on #66FBEB

16.56:1 — WCAG AA (normal text) passes

Contrast matrix

fg \ bg	##66FBEB	#FFFFFF	#000000	##000000
##66FBEB	1.00	1.27	16.56	16.56
#FFFFFF	1.27	1.00	21.00	21.00
#000000	16.56	21.00	1.00	1.00
##000000	16.56	21.00	1.00	1.00

Color blindness preview

Protanopia (red-blind)

#EFEEEB

Deuteranopia (green-blind)

#D8DDED

Tritanopia (blue-blind)

#00FFF6

Achromatopsia (no color)

#E4E4E4

Design tokens & code

CSS

--color: #66fbeb;
/* rgb */ color: rgb(102, 251, 235);
/* oklch */ color: oklch(90.4% 0.129 185.4);

Tailwind

colors: {
  custom: {
    50: '#a0fdf1',
    500: '#66fbeb',
    950: '#000000',
  },
}

SCSS

$custom: #66fbeb;
$custom-light: #a0fdf1;
$custom-dark: #000000;

JSON

{
  "hex": "#66fbeb",
  "rgb": {
    "r": 102,
    "g": 251,
    "b": 235
  },
  "hsl": {
    "h": 173.557,
    "s": 94.904,
    "l": 69.216
  },
  "oklch": {
    "l": 0.90384,
    "c": 0.12892,
    "h": 185.4
  },
  "luminance": 0.77817
}

Semantic roles & 50–950 ramp

primary

#66FBEB

secondary

#D53042

accent

#0019E6

background

#FDFFFF

surface

#F7FFFE

border

#D0D7D6

text

#101816

muted

#818685

Preview Lab

Preview with #66FBEB

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

Preview Lab → · Contrast checker → · Palette generator →