#3B8CDE#3B8CDE
#3B8CDE is a light, vivid cyan. Relative luminance 0.250; OKLCH L 63.0% C 0.147 H 251.6°. Best body text is #000000 at 5.99:1 contrast (WCAG AA passes).
Color values
| HEX | #3B8CDE |
|---|---|
| RGB | rgb(59, 140, 222) |
| HSL | hsl(210, 71%, 55%) |
| HSV | hsv(210, 73%, 87%) |
| CMYK | cmyk(73.4%, 36.9%, 0%, 12.9%) |
| CIE-LAB | lab(57.03, 2.81, -48.83) |
| CIE-LCH | lch(57.03, 48.91, 273.29°) |
| OKLab | oklab(62.95% -0.0464 -0.1391) |
| OKLCH | oklch(62.95% 0.147 251.6) |
| XYZ | xyz(24.3616, 24.9571, 72.6264) |
| Luminance | 0.2496 (WCAG relative) |
| Temperature | cool |
| Family | cyan |
Closest named colors
Dark Sky Blue
#448EE4
ΔE00 1.47
Dodgerblue
#1E90FF
ΔE00 3.03
Cerulean (survey)
#0485D1
ΔE00 4.42
Cool Blue
#4984B8
ΔE00 4.68
Water Blue
#0E87CC
ΔE00 4.89
Azure
#007FFF
ΔE00 5.23
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#3B8CDE #DE8D3B
analogous
#3BDEDE #3B8CDE #3B3BDE
triadic
#3B8CDE #DE3B8C #8CDE3B
tetradic
#3B8CDE #DE3BDE #DE8D3B #3BDE3B
square
#3B8CDE #DE3BDE #DE8D3B #3BDE3B
split-complementary
#3B8CDE #DE3B3B #DEDE3B
monochromatic
#174F88 #206DBC #3B8CDE #6FABE7 #A4C9F0
Accessibility & contrast
On white
3.50
#3B8CDE on #FFFFFF
AA ✗AA large ✓AAA ✗
On black
5.99
#3B8CDE on #000000
AA ✓AA large ✓AAA ✗
Best text color
#000000 on #3B8CDE
5.99:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##3B8CDE | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##3B8CDE | 1.00 | 3.50 | 5.99 | 5.99 |
| #FFFFFF | 3.50 | 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)
#6691E1
Deuteranopia (green-blind)
#4E82DC
Tritanopia (blue-blind)
#009FAA
Achromatopsia (no color)
#898989
Design tokens & code
CSS
--color: #3b8cde; /* rgb */ color: rgb(59, 140, 222); /* oklch */ color: oklch(63.0% 0.147 251.6);
Tailwind
colors: {
custom: {
50: '#85ade9',
500: '#3b8cde',
950: '#000000',
},
}SCSS
$custom: #3b8cde; $custom-light: #85ade9; $custom-dark: #000000;
JSON
{
"hex": "#3b8cde",
"rgb": {
"r": 59,
"g": 140,
"b": 222
},
"hsl": {
"h": 210.184,
"s": 71.179,
"l": 55.098
},
"oklch": {
"l": 0.62953,
"c": 0.14659,
"h": 251.6
},
"luminance": 0.2496
}Semantic roles & 50–950 ramp
primary
#3B8CDE
secondary
#DDBB98
accent
#943AEE
background
#F8FAFE
surface
#F0F4FD
border
#CBCED5
text
#0D1016
muted
#7D7F84