#66CDED#66CDED
#66CDED is a light, moderate cyan. Relative luminance 0.526; OKLCH L 79.9% C 0.105 H 220.9°. Best body text is #000000 at 11.52:1 contrast (WCAG AA passes).
Color values
| HEX | #66CDED |
|---|---|
| RGB | rgb(102, 205, 237) |
| HSL | hsl(194, 79%, 66%) |
| HSV | hsv(194, 57%, 93%) |
| CMYK | cmyk(57%, 13.5%, 0%, 7.1%) |
| CIE-LAB | lab(77.64, -20.99, -24.86) |
| CIE-LCH | lch(77.64, 32.54, 229.82°) |
| OKLab | oklab(79.88% -0.0797 -0.0691) |
| OKLCH | oklch(79.88% 0.106 220.9) |
| XYZ | xyz(42.5909, 52.5978, 88.0122) |
| Luminance | 0.5260 (WCAG relative) |
| Temperature | cool |
| Family | cyan |
Closest named colors
Sky Blue
#87CEEB
ΔE00 3.61
Baby Blue
#89CFF0
ΔE00 4.38
Bright Sky Blue
#02CCFE
ΔE00 4.61
Neon Blue
#04D9FF
ΔE00 4.75
Lightblue (survey)
#7BC8F6
ΔE00 6.32
Lightskyblue
#87CEFA
ΔE00 6.62
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#66CDED #ED8666
analogous
#66EDCA #66CDED #668AED
triadic
#66CDED #ED66CD #CDED66
tetradic
#66CDED #CA66ED #ED8666 #8AED66
square
#66CDED #CA66ED #ED8666 #8AED66
split-complementary
#66CDED #ED668A #EDCA66
monochromatic
#1799C2 #2FBBE7 #66CDED #9DDFF3 #D4F1FA
Accessibility & contrast
On white
1.82
#66CDED on #FFFFFF
AA ✗AA large ✗AAA ✗
On black
11.52
#66CDED on #000000
AA ✓AA large ✓AAA ✓
Best text color
#000000 on #66CDED
11.52:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##66CDED | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##66CDED | 1.00 | 1.82 | 11.52 | 11.52 |
| #FFFFFF | 1.82 | 1.00 | 21.00 | 21.00 |
| #000000 | 11.52 | 21.00 | 1.00 | 1.00 |
| ##000000 | 11.52 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#BAC8EF
Deuteranopia (green-blind)
#A6B9ED
Tritanopia (blue-blind)
#00D7D7
Achromatopsia (no color)
#C0C0C0
Design tokens & code
CSS
--color: #66cded; /* rgb */ color: rgb(102, 205, 237); /* oklch */ color: oklch(79.9% 0.105 220.9);
Tailwind
colors: {
custom: {
50: '#9cdcf3',
500: '#66cded',
950: '#000000',
},
}SCSS
$custom: #66cded; $custom-light: #9cdcf3; $custom-dark: #000000;
JSON
{
"hex": "#66cded",
"rgb": {
"r": 102,
"g": 205,
"b": 237
},
"hsl": {
"h": 194.222,
"s": 78.947,
"l": 66.471
},
"oklch": {
"l": 0.79881,
"c": 0.1055,
"h": 220.9
},
"luminance": 0.52602
}Semantic roles & 50–950 ramp
primary
#66CDED
secondary
#C05837
accent
#3C0ADB
background
#FCFEFF
surface
#F6FCFE
border
#D0D5D6
text
#0F1517
muted
#808485