#66CDC8#66CDC8
#66CDC8 is a light, moderate teal. Relative luminance 0.507; OKLCH L 78.6% C 0.096 H 191.2°. Best body text is #000000 at 11.13:1 contrast (WCAG AA passes).
Color values
| HEX | #66CDC8 |
|---|---|
| RGB | rgb(102, 205, 200) |
| HSL | hsl(177, 51%, 60%) |
| HSV | hsv(177, 50%, 80%) |
| CMYK | cmyk(50.2%, 0%, 2.4%, 19.6%) |
| CIE-LAB | lab(76.47, -31.10, -6.72) |
| CIE-LCH | lch(76.47, 31.82, 192.19°) |
| OKLab | oklab(78.56% -0.0946 -0.0187) |
| OKLCH | oklch(78.56% 0.096 191.2) |
| XYZ | xyz(37.7318, 50.6542, 62.4212) |
| Luminance | 0.5066 (WCAG relative) |
| Temperature | cool |
| Family | teal |
Closest named colors
Mediumturquoise
#48D1CC
ΔE00 2.55
Darkturquoise
#00CED1
ΔE00 4.83
Turquoise
#40E0D0
ΔE00 6.43
Topaz
#13BBAF
ΔE00 7.27
Seafoam Blue
#78D1B6
ΔE00 8.05
Aqua Blue
#02D8E9
ΔE00 8.15
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#66CDC8 #CD666B
analogous
#66CD94 #66CDC8 #669FCD
triadic
#66CDC8 #C866CD #CDC866
tetradic
#66CDC8 #9466CD #CD666B #9FCD66
square
#66CDC8 #9466CD #CD666B #9FCD66
split-complementary
#66CDC8 #CD669F #CD9466
monochromatic
#2D8B87 #3DB9B3 #66CDC8 #94DCD9 #C2EBE9
Accessibility & contrast
On white
1.89
#66CDC8 on #FFFFFF
AA ✗AA large ✗AAA ✗
On black
11.13
#66CDC8 on #000000
AA ✓AA large ✓AAA ✓
Best text color
#000000 on #66CDC8
11.13:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##66CDC8 | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##66CDC8 | 1.00 | 1.89 | 11.13 | 11.13 |
| #FFFFFF | 1.89 | 1.00 | 21.00 | 21.00 |
| #000000 | 11.13 | 21.00 | 1.00 | 1.00 |
| ##000000 | 11.13 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#C3C4C8
Deuteranopia (green-blind)
#B2B7C9
Tritanopia (blue-blind)
#23D2CB
Achromatopsia (no color)
#BDBDBD
Design tokens & code
CSS
--color: #66cdc8; /* rgb */ color: rgb(102, 205, 200); /* oklch */ color: oklch(78.6% 0.096 191.2);
Tailwind
colors: {
custom: {
50: '#9adcd8',
500: '#66cdc8',
950: '#000000',
},
}SCSS
$custom: #66cdc8; $custom-light: #9adcd8; $custom-dark: #000000;
JSON
{
"hex": "#66cdc8",
"rgb": {
"r": 102,
"g": 205,
"b": 200
},
"hsl": {
"h": 177.087,
"s": 50.739,
"l": 60.196
},
"oklch": {
"l": 0.78556,
"c": 0.09639,
"h": 191.2
},
"luminance": 0.50658
}Semantic roles & 50–950 ramp
primary
#66CDC8
secondary
#924549
accent
#272FBE
background
#FCFEFE
surface
#F5FCFB
border
#CFD5D4
text
#0F1514
muted
#808483