#3FAFC9#3FAFC9
#3FAFC9 is a light, moderate cyan. Relative luminance 0.359; OKLCH L 70.2% C 0.105 H 216.3°. Best body text is #000000 at 8.19:1 contrast (WCAG AA passes).
Color values
| HEX | #3FAFC9 |
|---|---|
| RGB | rgb(63, 175, 201) |
| HSL | hsl(191, 56%, 52%) |
| HSV | hsv(191, 69%, 79%) |
| CMYK | cmyk(68.7%, 12.9%, 0%, 21.2%) |
| CIE-LAB | lab(66.47, -23.09, -22.43) |
| CIE-LCH | lch(66.47, 32.19, 224.17°) |
| OKLab | oklab(70.17% -0.085 -0.0625) |
| OKLCH | oklch(70.17% 0.105 216.3) |
| XYZ | xyz(27.9181, 35.9306, 60.7110) |
| Luminance | 0.3593 (WCAG relative) |
| Temperature | cool |
| Family | cyan |
Closest named colors
Turquoise Blue
#06B1C4
ΔE00 4.07
Greyblue
#77A1B5
ΔE00 8.78
Bright Sky Blue
#02CCFE
ΔE00 9.43
Cadetblue
#5F9EA0
ΔE00 9.70
Deepskyblue
#00BFFF
ΔE00 10.32
Sky Blue
#87CEEB
ΔE00 10.55
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#3FAFC9 #C9593F
analogous
#3FC99E #3FAFC9 #3F6AC9
triadic
#3FAFC9 #C93FAF #AFC93F
tetradic
#3FAFC9 #9E3FC9 #C9593F #6AC93F
square
#3FAFC9 #9E3FC9 #C9593F #6AC93F
split-complementary
#3FAFC9 #C93F6A #C99E3F
monochromatic
#1F606F #2D899E #3FAFC9 #6FC3D6 #9FD7E4
Accessibility & contrast
On white
2.57
#3FAFC9 on #FFFFFF
AA ✗AA large ✗AAA ✗
On black
8.19
#3FAFC9 on #000000
AA ✓AA large ✓AAA ✓
Best text color
#000000 on #3FAFC9
8.19:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##3FAFC9 | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##3FAFC9 | 1.00 | 2.57 | 8.19 | 8.19 |
| #FFFFFF | 2.57 | 1.00 | 21.00 | 21.00 |
| #000000 | 8.19 | 21.00 | 1.00 | 1.00 |
| ##000000 | 8.19 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#9DAACA
Deuteranopia (green-blind)
#8A9BC9
Tritanopia (blue-blind)
#00B8B7
Achromatopsia (no color)
#A2A2A2
Design tokens & code
CSS
--color: #3fafc9; /* rgb */ color: rgb(63, 175, 201); /* oklch */ color: oklch(70.2% 0.105 216.3);
Tailwind
colors: {
custom: {
50: '#85c7d9',
500: '#3fafc9',
950: '#000000',
},
}SCSS
$custom: #3fafc9; $custom-light: #85c7d9; $custom-dark: #000000;
JSON
{
"hex": "#3fafc9",
"rgb": {
"r": 63,
"g": 175,
"b": 201
},
"hsl": {
"h": 191.304,
"s": 56.098,
"l": 51.765
},
"oklch": {
"l": 0.70174,
"c": 0.10548,
"h": 216.3
},
"luminance": 0.35934
}Semantic roles & 50–950 ramp
primary
#3FAFC9
secondary
#D09F94
accent
#6548DF
background
#F8FCFD
surface
#F0F8FA
border
#CBD1D3
text
#0C1314
muted
#7D8283