#66FBF9#66FBF9
#66FBF9 is a very light, vivid teal. Relative luminance 0.787; OKLCH L 90.8% C 0.126 H 193.9°. Best body text is #000000 at 16.73:1 contrast (WCAG AA passes).
Color values
| HEX | #66FBF9 |
|---|---|
| RGB | rgb(102, 251, 249) |
| HSL | hsl(179, 95%, 69%) |
| HSV | hsv(179, 59%, 98%) |
| CMYK | cmyk(59.4%, 0%, 0.8%, 1.6%) |
| CIE-LAB | lab(91.08, -39.72, -10.94) |
| CIE-LCH | lch(91.08, 41.20, 195.39°) |
| OKLab | oklab(90.82% -0.1225 -0.0304) |
| OKLCH | oklch(90.82% 0.126 193.9) |
| XYZ | xyz(57.0681, 78.6527, 101.7781) |
| Luminance | 0.7866 (WCAG relative) |
| Temperature | cool |
| Family | teal |
Closest named colors
Bright Cyan
#41FDFE
ΔE00 1.90
Aqua
#00FFFF
ΔE00 2.96
Bright Turquoise
#0FFEF9
ΔE00 3.18
Bright Light Blue
#26F7FD
ΔE00 3.28
Bright Aqua
#0BF9EA
ΔE00 5.34
Light Cyan
#ACFFFC
ΔE00 6.35
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#66FBF9 #FB6668
analogous
#66FBAF #66FBF9 #66B2FB
triadic
#66FBF9 #F966FB #FBF966
tetradic
#66FBF9 #AF66FB #FB6668 #B2FB66
square
#66FBF9 #AF66FB #FB6668 #B2FB66
split-complementary
#66FBF9 #FB66B2 #FBAF66
monochromatic
#06E1DE #2AF9F7 #66FBF9 #A2FDFB #DDFEFE
Accessibility & contrast
On white
1.26
#66FBF9 on #FFFFFF
AA ✗AA large ✗AAA ✗
On black
16.73
#66FBF9 on #000000
AA ✓AA large ✓AAA ✓
Best text color
#000000 on #66FBF9
16.73:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##66FBF9 | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##66FBF9 | 1.00 | 1.26 | 16.73 | 16.73 |
| #FFFFFF | 1.26 | 1.00 | 21.00 | 21.00 |
| #000000 | 16.73 | 21.00 | 1.00 | 1.00 |
| ##000000 | 16.73 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#ECF0F9
Deuteranopia (green-blind)
#D5DEFA
Tritanopia (blue-blind)
#00FFFA
Achromatopsia (no color)
#E5E5E5
Design tokens & code
CSS
--color: #66fbf9; /* rgb */ color: rgb(102, 251, 249); /* oklch */ color: oklch(90.8% 0.126 193.9);
Tailwind
colors: {
custom: {
50: '#a1fdfb',
500: '#66fbf9',
950: '#000000',
},
}SCSS
$custom: #66fbf9; $custom-light: #a1fdfb; $custom-dark: #000000;
JSON
{
"hex": "#66fbf9",
"rgb": {
"r": 102,
"g": 251,
"b": 249
},
"hsl": {
"h": 179.195,
"s": 94.904,
"l": 69.216
},
"oklch": {
"l": 0.90822,
"c": 0.12621,
"h": 193.9
},
"luminance": 0.78659
}Semantic roles & 50–950 ramp
primary
#66FBF9
secondary
#D53032
accent
#0003E6
background
#FDFFFF
surface
#F7FFFF
border
#D0D7D7
text
#101717
muted
#818585