#3FA3EC#3FA3EC
#3FA3EC is a light, vivid cyan. Relative luminance 0.333; OKLCH L 69.0% C 0.141 H 244.3°. Best body text is #000000 at 7.66:1 contrast (WCAG AA passes).
Color values
| HEX | #3FA3EC |
|---|---|
| RGB | rgb(63, 163, 236) |
| HSL | hsl(205, 82%, 59%) |
| HSV | hsv(205, 73%, 93%) |
| CMYK | cmyk(73.3%, 30.9%, 0%, 7.5%) |
| CIE-LAB | lab(64.41, -5.08, -44.92) |
| CIE-LCH | lch(64.41, 45.21, 263.54°) |
| OKLab | oklab(69.01% -0.0613 -0.1273) |
| OKLCH | oklch(69.01% 0.141 244.3) |
| XYZ | xyz(30.2816, 33.3038, 84.1730) |
| Luminance | 0.3331 (WCAG relative) |
| Temperature | cool |
| Family | cyan |
Closest named colors
Azure (survey)
#069AF3
ΔE00 3.11
Dodgerblue
#1E90FF
ΔE00 6.91
Dark Sky Blue
#448EE4
ΔE00 7.53
Sky Blue (survey)
#75BBFD
ΔE00 7.71
Cornflowerblue
#6495ED
ΔE00 8.66
Water Blue
#0E87CC
ΔE00 9.47
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#3FA3EC #EC883F
analogous
#3FECDF #3FA3EC #3F4CEC
triadic
#3FA3EC #EC3FA3 #A3EC3F
tetradic
#3FA3EC #DF3FEC #EC883F #4CEC3F
square
#3FA3EC #DF3FEC #EC883F #4CEC3F
split-complementary
#3FA3EC #EC3F4C #ECDF3F
monochromatic
#1064A1 #1586D8 #3FA3EC #77BEF2 #AED8F7
Accessibility & contrast
On white
2.74
#3FA3EC on #FFFFFF
AA ✗AA large ✗AAA ✗
On black
7.66
#3FA3EC on #000000
AA ✓AA large ✓AAA ✓
Best text color
#000000 on #3FA3EC
7.66:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##3FA3EC | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##3FA3EC | 1.00 | 2.74 | 7.66 | 7.66 |
| #FFFFFF | 2.74 | 1.00 | 21.00 | 21.00 |
| #000000 | 7.66 | 21.00 | 1.00 | 1.00 |
| ##000000 | 7.66 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#81A5EF
Deuteranopia (green-blind)
#6995EB
Tritanopia (blue-blind)
#00B5BD
Achromatopsia (no color)
#9C9C9C
Design tokens & code
CSS
--color: #3fa3ec; /* rgb */ color: rgb(63, 163, 236); /* oklch */ color: oklch(69.0% 0.141 244.3);
Tailwind
colors: {
custom: {
50: '#8abef2',
500: '#3fa3ec',
950: '#000000',
},
}SCSS
$custom: #3fa3ec; $custom-light: #8abef2; $custom-dark: #000000;
JSON
{
"hex": "#3fa3ec",
"rgb": {
"r": 63,
"g": 163,
"b": 236
},
"hsl": {
"h": 205.318,
"s": 81.991,
"l": 58.627
},
"oklch": {
"l": 0.69008,
"c": 0.14129,
"h": 244.3
},
"luminance": 0.33307
}Semantic roles & 50–950 ramp
primary
#3FA3EC
secondary
#E6BEA1
accent
#842FF8
background
#F9FBFE
surface
#F2F6FD
border
#CCD0D5
text
#0D1217
muted
#7E8185