#66F3AC#66F3AC
#66F3AC is a very light, vivid green. Relative luminance 0.699; OKLCH L 86.9% C 0.159 H 158.4°. Best body text is #000000 at 14.98:1 contrast (WCAG AA passes).
Color values
| HEX | #66F3AC |
|---|---|
| RGB | rgb(102, 243, 172) |
| HSL | hsl(150, 85%, 68%) |
| HSV | hsv(150, 58%, 95%) |
| CMYK | cmyk(58%, 0%, 29.2%, 4.7%) |
| CIE-LAB | lab(86.95, -54.12, 23.05) |
| CIE-LCH | lch(86.95, 58.83, 156.93°) |
| OKLab | oklab(86.86% -0.1478 0.0585) |
| OKLCH | oklch(86.86% 0.159 158.4) |
| XYZ | xyz(44.9725, 69.9002, 50.1438) |
| Luminance | 0.6990 (WCAG relative) |
| Temperature | neutral |
| Family | green |
Closest named colors
Light Greenish Blue
#63F7B4
ΔE00 1.40
Light Blue Green
#7EFBB3
ΔE00 2.43
Seafoam Green
#7AF9AB
ΔE00 2.47
Seafoam (survey)
#80F9AD
ΔE00 2.70
Light Bluish Green
#76FDA8
ΔE00 3.42
Light Green Blue
#56FCA2
ΔE00 3.47
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#66F3AC #F366AD
analogous
#66F366 #66F3AC #66F3F2
triadic
#66F3AC #AC66F3 #F3AC66
tetradic
#66F3AC #6666F3 #F366AD #F3F266
square
#66F3AC #6666F3 #F366AD #F3F266
split-complementary
#66F3AC #F266F3 #F36666
monochromatic
#10CE6F #2DEF8D #66F3AC #9FF7CB #D7FCEA
Accessibility & contrast
On white
1.40
#66F3AC on #FFFFFF
AA ✗AA large ✗AAA ✗
On black
14.98
#66F3AC on #000000
AA ✓AA large ✓AAA ✓
Best text color
#000000 on #66F3AC
14.98:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##66F3AC | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##66F3AC | 1.00 | 1.40 | 14.98 | 14.98 |
| #FFFFFF | 1.40 | 1.00 | 21.00 | 21.00 |
| #000000 | 14.98 | 21.00 | 1.00 | 1.00 |
| ##000000 | 14.98 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#F1E2A8
Deuteranopia (green-blind)
#DDD4B0
Tritanopia (blue-blind)
#2BF2E0
Achromatopsia (no color)
#DADADA
Design tokens & code
CSS
--color: #66f3ac; /* rgb */ color: rgb(102, 243, 172); /* oklch */ color: oklch(86.9% 0.159 158.4);
Tailwind
colors: {
custom: {
50: '#9df8c5',
500: '#66f3ac',
950: '#000000',
},
}SCSS
$custom: #66f3ac; $custom-light: #9df8c5; $custom-dark: #000000;
JSON
{
"hex": "#66f3ac",
"rgb": {
"r": 102,
"g": 243,
"b": 172
},
"hsl": {
"h": 149.787,
"s": 85.455,
"l": 67.647
},
"oklch": {
"l": 0.8686,
"c": 0.15899,
"h": 158.4
},
"luminance": 0.69905
}Semantic roles & 50–950 ramp
primary
#66F3AC
secondary
#CA337F
accent
#0474E2
background
#FCFFFD
surface
#F6FFF9
border
#D0D7D2
text
#0F1713
muted
#808582