#66F3E8#66F3E8
#66F3E8 is a very light, vivid teal. Relative luminance 0.728; OKLCH L 88.4% C 0.123 H 188.1°. Best body text is #000000 at 15.55:1 contrast (WCAG AA passes).
Color values
| HEX | #66F3E8 |
|---|---|
| RGB | rgb(102, 243, 232) |
| HSL | hsl(175, 85%, 68%) |
| HSV | hsv(175, 58%, 95%) |
| CMYK | cmyk(58%, 0%, 4.5%, 4.7%) |
| CIE-LAB | lab(88.33, -40.51, -6.16) |
| CIE-LCH | lch(88.33, 40.98, 188.64°) |
| OKLab | oklab(88.44% -0.1215 -0.0173) |
| OKLCH | oklch(88.44% 0.123 188.1) |
| XYZ | xyz(52.0891, 72.7468, 87.6247) |
| Luminance | 0.7275 (WCAG relative) |
| Temperature | cool |
| Family | teal |
Closest named colors
Bright Aqua
#0BF9EA
ΔE00 3.53
Bright Turquoise
#0FFEF9
ΔE00 4.11
Tiffany Blue
#7BF2DA
ΔE00 4.68
Bright Cyan
#41FDFE
ΔE00 4.70
Turquoise
#40E0D0
ΔE00 5.04
Aqua
#00FFFF
ΔE00 5.07
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#66F3E8 #F36671
analogous
#66F3A1 #66F3E8 #66B8F3
triadic
#66F3E8 #E866F3 #F3E866
tetradic
#66F3E8 #A166F3 #F36671 #B8F366
square
#66F3E8 #A166F3 #F36671 #B8F366
split-complementary
#66F3E8 #F366B8 #F3A166
monochromatic
#10CEC0 #2DEFDF #66F3E8 #9FF7F1 #D7FCF9
Accessibility & contrast
On white
1.35
#66F3E8 on #FFFFFF
AA ✗AA large ✗AAA ✗
On black
15.55
#66F3E8 on #000000
AA ✓AA large ✓AAA ✓
Best text color
#000000 on #66F3E8
15.55:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##66F3E8 | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##66F3E8 | 1.00 | 1.35 | 15.55 | 15.55 |
| #FFFFFF | 1.35 | 1.00 | 21.00 | 21.00 |
| #000000 | 15.55 | 21.00 | 1.00 | 1.00 |
| ##000000 | 15.55 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#E7E7E8
Deuteranopia (green-blind)
#D1D7E9
Tritanopia (blue-blind)
#00F8EF
Achromatopsia (no color)
#DEDEDE
Design tokens & code
CSS
--color: #66f3e8; /* rgb */ color: rgb(102, 243, 232); /* oklch */ color: oklch(88.4% 0.123 188.1);
Tailwind
colors: {
custom: {
50: '#9ff7ef',
500: '#66f3e8',
950: '#000000',
},
}SCSS
$custom: #66f3e8; $custom-light: #9ff7ef; $custom-dark: #000000;
JSON
{
"hex": "#66f3e8",
"rgb": {
"r": 102,
"g": 243,
"b": 232
},
"hsl": {
"h": 175.319,
"s": 85.455,
"l": 67.647
},
"oklch": {
"l": 0.88439,
"c": 0.12271,
"h": 188.1
},
"luminance": 0.72752
}Semantic roles & 50–950 ramp
primary
#66F3E8
secondary
#CA333F
accent
#0415E2
background
#FDFFFF
surface
#F7FFFE
border
#D0D7D6
text
#101716
muted
#818585