#3FA9D4#3FA9D4
#3FA9D4 is a light, moderate cyan. Relative luminance 0.342; OKLCH L 69.2% C 0.114 H 228.9°. Best body text is #000000 at 7.84:1 contrast (WCAG AA passes).
Color values
| HEX | #3FA9D4 |
|---|---|
| RGB | rgb(63, 169, 212) |
| HSL | hsl(197, 63%, 54%) |
| HSV | hsv(197, 70%, 83%) |
| CMYK | cmyk(70.3%, 20.3%, 0%, 16.9%) |
| CIE-LAB | lab(65.11, -16.45, -30.60) |
| CIE-LCH | lch(65.11, 34.74, 241.74°) |
| OKLab | oklab(69.22% -0.0748 -0.0858) |
| OKLCH | oklch(69.22% 0.114 228.9) |
| XYZ | xyz(28.1167, 34.1830, 67.3907) |
| Luminance | 0.3419 (WCAG relative) |
| Temperature | cool |
| Family | cyan |
Closest named colors
Deepskyblue
#00BFFF
ΔE00 7.12
Greyblue
#77A1B5
ΔE00 7.99
Bright Sky Blue
#02CCFE
ΔE00 9.52
Turquoise Blue
#06B1C4
ΔE00 9.63
Lightblue (survey)
#7BC8F6
ΔE00 9.80
Azure (survey)
#069AF3
ΔE00 10.01
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#3FA9D4 #D46A3F
analogous
#3FD4B4 #3FA9D4 #3F5FD4
triadic
#3FA9D4 #D43FA9 #A9D43F
tetradic
#3FA9D4 #B43FD4 #D46A3F #5FD43F
square
#3FA9D4 #B43FD4 #D46A3F #5FD43F
split-complementary
#3FA9D4 #D43F5F #D4B43F
monochromatic
#1C617D #2788AF #3FA9D4 #71BFDF #A3D6EA
Accessibility & contrast
On white
2.68
#3FA9D4 on #FFFFFF
AA ✗AA large ✗AAA ✗
On black
7.84
#3FA9D4 on #000000
AA ✓AA large ✓AAA ✓
Best text color
#000000 on #3FA9D4
7.84:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##3FA9D4 | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##3FA9D4 | 1.00 | 2.68 | 7.84 | 7.84 |
| #FFFFFF | 2.68 | 1.00 | 21.00 | 21.00 |
| #000000 | 7.84 | 21.00 | 1.00 | 1.00 |
| ##000000 | 7.84 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#93A6D6
Deuteranopia (green-blind)
#7E98D3
Tritanopia (blue-blind)
#00B5B7
Achromatopsia (no color)
#9E9E9E
Design tokens & code
CSS
--color: #3fa9d4; /* rgb */ color: rgb(63, 169, 212); /* oklch */ color: oklch(69.2% 0.114 228.9);
Tailwind
colors: {
custom: {
50: '#86c2e1',
500: '#3fa9d4',
950: '#000000',
},
}SCSS
$custom: #3fa9d4; $custom-light: #86c2e1; $custom-dark: #000000;
JSON
{
"hex": "#3fa9d4",
"rgb": {
"r": 63,
"g": 169,
"b": 212
},
"hsl": {
"h": 197.315,
"s": 63.404,
"l": 53.922
},
"oklch": {
"l": 0.69223,
"c": 0.11385,
"h": 228.9
},
"luminance": 0.34186
}Semantic roles & 50–950 ramp
primary
#3FA9D4
secondary
#D7AA98
accent
#7141E6
background
#F8FBFD
surface
#F0F7FB
border
#CBD0D4
text
#0D1215
muted
#7D8183