#439BE8#439BE8
#439BE8 is a light, vivid cyan. Relative luminance 0.305; OKLCH L 67.1% C 0.142 H 248.2°. Best body text is #000000 at 7.09:1 contrast (WCAG AA passes).
Color values
| HEX | #439BE8 |
|---|---|
| RGB | rgb(67, 155, 232) |
| HSL | hsl(208, 78%, 59%) |
| HSV | hsv(208, 71%, 91%) |
| CMYK | cmyk(71.1%, 33.2%, 0%, 9%) |
| CIE-LAB | lab(62.05, -1.38, -46.43) |
| CIE-LCH | lch(62.05, 46.45, 268.30°) |
| OKLab | oklab(67.12% -0.0528 -0.1317) |
| OKLCH | oklch(67.12% 0.142 248.2) |
| XYZ | xyz(28.5961, 30.4590, 80.7004) |
| Luminance | 0.3046 (WCAG relative) |
| Temperature | cool |
| Family | cyan |
Closest named colors
Azure (survey)
#069AF3
ΔE00 2.22
Dodgerblue
#1E90FF
ΔE00 4.18
Dark Sky Blue
#448EE4
ΔE00 4.64
Cornflowerblue
#6495ED
ΔE00 6.36
Water Blue
#0E87CC
ΔE00 7.67
Cerulean (survey)
#0485D1
ΔE00 7.90
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#439BE8 #E89043
analogous
#43E8E2 #439BE8 #4348E8
triadic
#439BE8 #E8439B #9BE843
tetradic
#439BE8 #E243E8 #E89043 #48E843
square
#439BE8 #E243E8 #E89043 #48E843
split-complementary
#439BE8 #E84348 #E8E243
monochromatic
#135D9D #1A7DD4 #439BE8 #7AB8EF #B0D5F5
Accessibility & contrast
On white
2.96
#439BE8 on #FFFFFF
AA ✗AA large ✗AAA ✗
On black
7.09
#439BE8 on #000000
AA ✓AA large ✓AAA ✓
Best text color
#000000 on #439BE8
7.09:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##439BE8 | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##439BE8 | 1.00 | 2.96 | 7.09 | 7.09 |
| #FFFFFF | 2.96 | 1.00 | 21.00 | 21.00 |
| #000000 | 7.09 | 21.00 | 1.00 | 1.00 |
| ##000000 | 7.09 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#789EEB
Deuteranopia (green-blind)
#618FE7
Tritanopia (blue-blind)
#00ADB7
Achromatopsia (no color)
#969696
Design tokens & code
CSS
--color: #439be8; /* rgb */ color: rgb(67, 155, 232); /* oklch */ color: oklch(67.1% 0.142 248.2);
Tailwind
colors: {
custom: {
50: '#8ab8ef',
500: '#439be8',
950: '#000000',
},
}SCSS
$custom: #439be8; $custom-light: #8ab8ef; $custom-dark: #000000;
JSON
{
"hex": "#439be8",
"rgb": {
"r": 67,
"g": 155,
"b": 232
},
"hsl": {
"h": 208,
"s": 78.199,
"l": 58.627
},
"oklch": {
"l": 0.6712,
"c": 0.14194,
"h": 248.2
},
"luminance": 0.30462
}Semantic roles & 50–950 ramp
primary
#439BE8
secondary
#E4C1A3
accent
#8D33F5
background
#F9FBFE
surface
#F1F6FD
border
#CBD0D5
text
#0D1116
muted
#7E8084