#3FA9CD#3FA9CD
#3FA9CD is a light, moderate cyan. Relative luminance 0.338; OKLCH L 68.9% C 0.108 H 224.4°. Best body text is #000000 at 7.77:1 contrast (WCAG AA passes).
Color values
| HEX | #3FA9CD |
|---|---|
| RGB | rgb(63, 169, 205) |
| HSL | hsl(195, 59%, 53%) |
| HSV | hsv(195, 69%, 80%) |
| CMYK | cmyk(69.3%, 17.6%, 0%, 19.6%) |
| CIE-LAB | lab(64.83, -18.71, -27.15) |
| CIE-LCH | lch(64.83, 32.97, 235.42°) |
| OKLab | oklab(68.91% -0.0774 -0.0759) |
| OKLCH | oklch(68.91% 0.108 224.4) |
| XYZ | xyz(27.2528, 33.8374, 62.8408) |
| Luminance | 0.3384 (WCAG relative) |
| Temperature | cool |
| Family | cyan |
Closest named colors
Greyblue
#77A1B5
ΔE00 7.56
Turquoise Blue
#06B1C4
ΔE00 7.64
Deepskyblue
#00BFFF
ΔE00 8.41
Bright Sky Blue
#02CCFE
ΔE00 9.65
Bluegrey
#85A3B2
ΔE00 10.21
Lightblue (survey)
#7BC8F6
ΔE00 10.63
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#3FA9CD #CD633F
analogous
#3FCDAA #3FA9CD #3F62CD
triadic
#3FA9CD #CD3FA9 #A9CD3F
tetradic
#3FA9CD #AA3FCD #CD633F #62CD3F
square
#3FA9CD #AA3FCD #CD633F #62CD3F
split-complementary
#3FA9CD #CD3F62 #CDAA3F
monochromatic
#1E5E74 #2B85A4 #3FA9CD #70BFDA #A0D4E6
Accessibility & contrast
On white
2.70
#3FA9CD on #FFFFFF
AA ✗AA large ✗AAA ✗
On black
7.77
#3FA9CD on #000000
AA ✓AA large ✓AAA ✓
Best text color
#000000 on #3FA9CD
7.77:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##3FA9CD | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##3FA9CD | 1.00 | 2.70 | 7.77 | 7.77 |
| #FFFFFF | 2.70 | 1.00 | 21.00 | 21.00 |
| #000000 | 7.77 | 21.00 | 1.00 | 1.00 |
| ##000000 | 7.77 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#95A5CF
Deuteranopia (green-blind)
#8197CD
Tritanopia (blue-blind)
#00B4B5
Achromatopsia (no color)
#9D9D9D
Design tokens & code
CSS
--color: #3fa9cd; /* rgb */ color: rgb(63, 169, 205); /* oklch */ color: oklch(68.9% 0.108 224.4);
Tailwind
colors: {
custom: {
50: '#85c2dc',
500: '#3fa9cd',
950: '#000000',
},
}SCSS
$custom: #3fa9cd; $custom-light: #85c2dc; $custom-dark: #000000;
JSON
{
"hex": "#3fa9cd",
"rgb": {
"r": 63,
"g": 169,
"b": 205
},
"hsl": {
"h": 195.211,
"s": 58.678,
"l": 52.549
},
"oklch": {
"l": 0.68913,
"c": 0.10843,
"h": 224.4
},
"luminance": 0.3384
}Semantic roles & 50–950 ramp
primary
#3FA9CD
secondary
#D3A595
accent
#6D46E2
background
#F8FBFD
surface
#F0F7FB
border
#CBD0D4
text
#0C1215
muted
#7D8183