#3B8FCC#3B8FCC
#3B8FCC is a light, vivid cyan. Relative luminance 0.249; OKLCH L 62.6% C 0.122 H 243.7°. Best body text is #000000 at 5.99:1 contrast (WCAG AA passes).
Color values
| HEX | #3B8FCC |
|---|---|
| RGB | rgb(59, 143, 204) |
| HSL | hsl(205, 59%, 52%) |
| HSV | hsv(205, 71%, 80%) |
| CMYK | cmyk(71.1%, 29.9%, 0%, 20%) |
| CIE-LAB | lab(57.01, -5.29, -38.76) |
| CIE-LCH | lch(57.01, 39.12, 262.22°) |
| OKLab | oklab(62.64% -0.0542 -0.1096) |
| OKLCH | oklch(62.64% 0.122 243.7) |
| XYZ | xyz(22.5210, 24.9319, 60.7405) |
| Luminance | 0.2493 (WCAG relative) |
| Temperature | cool |
| Family | cyan |
Closest named colors
Water Blue
#0E87CC
ΔE00 3.30
Cerulean (survey)
#0485D1
ΔE00 3.89
Dark Sky Blue
#448EE4
ΔE00 4.48
Cool Blue
#4984B8
ΔE00 4.51
Azure (survey)
#069AF3
ΔE00 4.88
Steel Blue
#4682B4
ΔE00 5.11
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#3B8FCC #CC783B
analogous
#3BCCC0 #3B8FCC #3B47CC
triadic
#3B8FCC #CC3B8F #8FCC3B
tetradic
#3B8FCC #C03BCC #CC783B #47CC3B
square
#3B8FCC #C03BCC #CC783B #47CC3B
split-complementary
#3B8FCC #CC3B47 #CCC03B
monochromatic
#1D4D70 #2A6EA0 #3B8FCC #6CABD9 #9CC7E5
Accessibility & contrast
On white
3.51
#3B8FCC on #FFFFFF
AA ✗AA large ✓AAA ✗
On black
5.99
#3B8FCC on #000000
AA ✓AA large ✓AAA ✗
Best text color
#000000 on #3B8FCC
5.99:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##3B8FCC | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##3B8FCC | 1.00 | 3.51 | 5.99 | 5.99 |
| #FFFFFF | 3.51 | 1.00 | 21.00 | 21.00 |
| #000000 | 5.99 | 21.00 | 1.00 | 1.00 |
| ##000000 | 5.99 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#7390CF
Deuteranopia (green-blind)
#5F83CB
Tritanopia (blue-blind)
#009EA4
Achromatopsia (no color)
#898989
Design tokens & code
CSS
--color: #3b8fcc; /* rgb */ color: rgb(59, 143, 204); /* oklch */ color: oklch(62.6% 0.122 243.7);
Tailwind
colors: {
custom: {
50: '#82afdc',
500: '#3b8fcc',
950: '#000000',
},
}SCSS
$custom: #3b8fcc; $custom-light: #82afdc; $custom-dark: #000000;
JSON
{
"hex": "#3b8fcc",
"rgb": {
"r": 59,
"g": 143,
"b": 204
},
"hsl": {
"h": 205.241,
"s": 58.704,
"l": 51.569
},
"oklch": {
"l": 0.62642,
"c": 0.1223,
"h": 243.7
},
"luminance": 0.24934
}Semantic roles & 50–950 ramp
primary
#3B8FCC
secondary
#D1AC92
accent
#8846E2
background
#F8FAFD
surface
#F0F4FB
border
#CBCED4
text
#0C1015
muted
#7D7F83