#3C7FDB#3C7FDB
#3C7FDB is a mid, vivid cyan. Relative luminance 0.213; OKLCH L 59.9% C 0.156 H 257.1°. Best body text is #000000 at 5.25:1 contrast (WCAG AA passes).
Color values
| HEX | #3C7FDB |
|---|---|
| RGB | rgb(60, 127, 219) |
| HSL | hsl(215, 69%, 55%) |
| HSV | hsv(215, 73%, 86%) |
| CMYK | cmyk(72.6%, 42%, 0%, 14.1%) |
| CIE-LAB | lab(53.22, 9.70, -53.21) |
| CIE-LCH | lch(53.22, 54.09, 280.34°) |
| OKLab | oklab(59.94% -0.0348 -0.1521) |
| OKLCH | oklch(59.94% 0.156 257.1) |
| XYZ | xyz(22.2344, 21.2514, 69.9342) |
| Luminance | 0.2125 (WCAG relative) |
| Temperature | cool |
| Family | cyan |
Closest named colors
Azure
#007FFF
ΔE00 3.22
Clear Blue
#247AFD
ΔE00 3.72
Dodger Blue
#3E82FC
ΔE00 4.03
Windows Blue
#3778BF
ΔE00 4.18
Deep Sky Blue
#0D75F8
ΔE00 4.19
Cool Blue
#4984B8
ΔE00 4.39
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#3C7FDB #DB983C
analogous
#3CCEDB #3C7FDB #493CDB
triadic
#3C7FDB #DB3C7F #7FDB3C
tetradic
#3C7FDB #DB3CCE #DB983C #3CDB49
square
#3C7FDB #DB3CCE #DB983C #3CDB49
split-complementary
#3C7FDB #DB493C #CEDB3C
monochromatic
#184684 #2261B8 #3C7FDB #70A1E5 #A3C3EE
Accessibility & contrast
On white
4.00
#3C7FDB on #FFFFFF
AA ✗AA large ✓AAA ✗
On black
5.25
#3C7FDB on #000000
AA ✓AA large ✓AAA ✗
Best text color
#000000 on #3C7FDB
5.25:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##3C7FDB | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##3C7FDB | 1.00 | 4.00 | 5.25 | 5.25 |
| #FFFFFF | 4.00 | 1.00 | 21.00 | 21.00 |
| #000000 | 5.25 | 21.00 | 1.00 | 1.00 |
| ##000000 | 5.25 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#5287DF
Deuteranopia (green-blind)
#3778D9
Tritanopia (blue-blind)
#0095A2
Achromatopsia (no color)
#7F7F7F
Design tokens & code
CSS
--color: #3c7fdb; /* rgb */ color: rgb(60, 127, 219); /* oklch */ color: oklch(59.9% 0.156 257.1);
Tailwind
colors: {
custom: {
50: '#85a3e7',
500: '#3c7fdb',
950: '#000000',
},
}SCSS
$custom: #3c7fdb; $custom-light: #85a3e7; $custom-dark: #000000;
JSON
{
"hex": "#3c7fdb",
"rgb": {
"r": 60,
"g": 127,
"b": 219
},
"hsl": {
"h": 214.717,
"s": 68.831,
"l": 54.706
},
"oklch": {
"l": 0.5994,
"c": 0.15606,
"h": 257.1
},
"luminance": 0.21254
}Semantic roles & 50–950 ramp
primary
#3C7FDB
secondary
#DBBF98
accent
#A23CEC
background
#F8FAFE
surface
#F0F3FC
border
#CBCDD5
text
#0C0F16
muted
#7D7F84