#3F86CF#3F86CF
#3F86CF is a mid, vivid cyan. Relative luminance 0.226; OKLCH L 60.9% C 0.132 H 251.4°. Best body text is #000000 at 5.52:1 contrast (WCAG AA passes).
Color values
| HEX | #3F86CF |
|---|---|
| RGB | rgb(63, 134, 207) |
| HSL | hsl(210, 60%, 53%) |
| HSV | hsv(210, 70%, 81%) |
| CMYK | cmyk(69.6%, 35.3%, 0%, 18.8%) |
| CIE-LAB | lab(54.67, 1.61, -44.14) |
| CIE-LCH | lch(54.67, 44.17, 272.10°) |
| OKLab | oklab(60.88% -0.0421 -0.1254) |
| OKLCH | oklch(60.88% 0.132 251.4) |
| XYZ | xyz(21.8333, 22.6096, 62.2328) |
| Luminance | 0.2261 (WCAG relative) |
| Temperature | cool |
| Family | cyan |
Closest named colors
Cool Blue
#4984B8
ΔE00 2.70
Dark Sky Blue
#448EE4
ΔE00 3.45
Steel Blue
#4682B4
ΔE00 3.46
Cerulean (survey)
#0485D1
ΔE00 3.55
Water Blue
#0E87CC
ΔE00 4.27
Off Blue
#5684AE
ΔE00 4.27
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#3F86CF #CF883F
analogous
#3FCECF #3F86CF #403FCF
triadic
#3F86CF #CF3F86 #86CF3F
tetradic
#3F86CF #CF3FCE #CF883F #3FCF40
square
#3F86CF #CF3FCE #CF883F #3FCF40
split-complementary
#3F86CF #CF403F #CECF3F
monochromatic
#1E4976 #2A68A7 #3F86CF #70A5DB #A1C4E7
Accessibility & contrast
On white
3.80
#3F86CF on #FFFFFF
AA ✗AA large ✓AAA ✗
On black
5.52
#3F86CF on #000000
AA ✓AA large ✓AAA ✗
Best text color
#000000 on #3F86CF
5.52:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##3F86CF | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##3F86CF | 1.00 | 3.80 | 5.52 | 5.52 |
| #FFFFFF | 3.80 | 1.00 | 21.00 | 21.00 |
| #000000 | 5.52 | 21.00 | 1.00 | 1.00 |
| ##000000 | 5.52 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#658AD2
Deuteranopia (green-blind)
#507DCE
Tritanopia (blue-blind)
#0097A1
Achromatopsia (no color)
#838383
Design tokens & code
CSS
--color: #3f86cf; /* rgb */ color: rgb(63, 134, 207); /* oklch */ color: oklch(60.9% 0.132 251.4);
Tailwind
colors: {
custom: {
50: '#84a8de',
500: '#3f86cf',
950: '#000000',
},
}SCSS
$custom: #3f86cf; $custom-light: #84a8de; $custom-dark: #000000;
JSON
{
"hex": "#3f86cf",
"rgb": {
"r": 63,
"g": 134,
"b": 207
},
"hsl": {
"h": 210.417,
"s": 60,
"l": 52.941
},
"oklch": {
"l": 0.60884,
"c": 0.13226,
"h": 251.4
},
"luminance": 0.22612
}Semantic roles & 50–950 ramp
primary
#3F86CF
secondary
#D4B596
accent
#9545E3
background
#F8FAFD
surface
#F0F4FB
border
#CBCED4
text
#0C0F15
muted
#7D7F83