#66CFDD#66CFDD
#66CFDD is a light, moderate teal. Relative luminance 0.527; OKLCH L 79.7% C 0.099 H 207.0°. Best body text is #000000 at 11.53:1 contrast (WCAG AA passes).
Color values
| HEX | #66CFDD |
|---|---|
| RGB | rgb(102, 207, 221) |
| HSL | hsl(187, 64%, 63%) |
| HSV | hsv(187, 54%, 87%) |
| CMYK | cmyk(53.8%, 6.3%, 0%, 13.3%) |
| CIE-LAB | lab(77.68, -26.49, -16.21) |
| CIE-LCH | lch(77.68, 31.06, 211.47°) |
| OKLab | oklab(79.74% -0.0881 -0.0448) |
| OKLCH | oklch(79.74% 0.099 207) |
| XYZ | xyz(40.8382, 52.6671, 76.4062) |
| Luminance | 0.5267 (WCAG relative) |
| Temperature | cool |
| Family | teal |
Closest named colors
Aqua Blue
#02D8E9
ΔE00 4.57
Darkturquoise
#00CED1
ΔE00 6.82
Robin'S Egg
#6DEDFD
ΔE00 6.88
Neon Blue
#04D9FF
ΔE00 6.95
Mediumturquoise
#48D1CC
ΔE00 7.85
Sky Blue
#87CEEB
ΔE00 7.88
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#66CFDD #DD7466
analogous
#66DDAF #66CFDD #6693DD
triadic
#66CFDD #DD66CF #CFDD66
tetradic
#66CFDD #AF66DD #DD7466 #93DD66
square
#66CFDD #AF66DD #DD7466 #93DD66
split-complementary
#66CFDD #DD6693 #DDAF66
monochromatic
#2495A4 #34BFD2 #66CFDD #98DFE8 #CAEEF3
Accessibility & contrast
On white
1.82
#66CFDD on #FFFFFF
AA ✗AA large ✗AAA ✗
On black
11.53
#66CFDD on #000000
AA ✓AA large ✓AAA ✓
Best text color
#000000 on #66CFDD
11.53:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##66CFDD | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##66CFDD | 1.00 | 1.82 | 11.53 | 11.53 |
| #FFFFFF | 1.82 | 1.00 | 21.00 | 21.00 |
| #000000 | 11.53 | 21.00 | 1.00 | 1.00 |
| ##000000 | 11.53 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#C0C8DE
Deuteranopia (green-blind)
#AEBADD
Tritanopia (blue-blind)
#00D7D3
Achromatopsia (no color)
#C0C0C0
Design tokens & code
CSS
--color: #66cfdd; /* rgb */ color: rgb(102, 207, 221); /* oklch */ color: oklch(79.7% 0.099 207.0);
Tailwind
colors: {
custom: {
50: '#9bdee7',
500: '#66cfdd',
950: '#000000',
},
}SCSS
$custom: #66cfdd; $custom-light: #9bdee7; $custom-dark: #000000;
JSON
{
"hex": "#66cfdd",
"rgb": {
"r": 102,
"g": 207,
"b": 221
},
"hsl": {
"h": 187.059,
"s": 63.636,
"l": 63.333
},
"oklch": {
"l": 0.79738,
"c": 0.09883,
"h": 207
},
"luminance": 0.52671
}Semantic roles & 50–950 ramp
primary
#66CFDD
secondary
#A74C40
accent
#2F1ACB
background
#FCFEFE
surface
#F5FCFC
border
#CFD5D5
text
#0F1516
muted
#808484