#4F9BDF#4F9BDF
#4F9BDF is a light, vivid cyan. Relative luminance 0.304; OKLCH L 67.1% C 0.126 H 247.9°. Best body text is #000000 at 7.09:1 contrast (WCAG AA passes).
Color values
| HEX | #4F9BDF |
|---|---|
| RGB | rgb(79, 155, 223) |
| HSL | hsl(208, 69%, 59%) |
| HSV | hsv(208, 65%, 87%) |
| CMYK | cmyk(64.6%, 30.5%, 0%, 12.5%) |
| CIE-LAB | lab(62.02, -2.59, -41.46) |
| CIE-LCH | lch(62.02, 41.54, 266.43°) |
| OKLab | oklab(67.07% -0.0476 -0.1171) |
| OKLCH | oklch(67.07% 0.126 247.9) |
| XYZ | xyz(28.2601, 30.4298, 74.1819) |
| Luminance | 0.3043 (WCAG relative) |
| Temperature | cool |
| Family | cyan |
Closest named colors
Azure (survey)
#069AF3
ΔE00 3.11
Dodgerblue
#1E90FF
ΔE00 4.47
Dark Sky Blue
#448EE4
ΔE00 4.48
Cornflowerblue
#6495ED
ΔE00 5.78
Faded Blue
#658CBB
ΔE00 7.16
Water Blue
#0E87CC
ΔE00 7.73
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#4F9BDF #DF934F
analogous
#4FDFDB #4F9BDF #4F53DF
triadic
#4F9BDF #DF4F9B #9BDF4F
tetradic
#4F9BDF #DB4FDF #DF934F #53DF4F
square
#4F9BDF #DB4FDF #DF934F #53DF4F
split-complementary
#4F9BDF #DF4F53 #DFDB4F
monochromatic
#1C5D98 #257DCC #4F9BDF #83B8E8 #B7D6F2
Accessibility & contrast
On white
2.96
#4F9BDF on #FFFFFF
AA ✗AA large ✗AAA ✗
On black
7.09
#4F9BDF on #000000
AA ✓AA large ✓AAA ✓
Best text color
#000000 on #4F9BDF
7.09:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##4F9BDF | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##4F9BDF | 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)
#7D9EE2
Deuteranopia (green-blind)
#6990DE
Tritanopia (blue-blind)
#00ABB3
Achromatopsia (no color)
#969696
Design tokens & code
CSS
--color: #4f9bdf; /* rgb */ color: rgb(79, 155, 223); /* oklch */ color: oklch(67.1% 0.126 247.9);
Tailwind
colors: {
custom: {
50: '#8eb8e9',
500: '#4f9bdf',
950: '#000000',
},
}SCSS
$custom: #4f9bdf; $custom-light: #8eb8e9; $custom-dark: #000000;
JSON
{
"hex": "#4f9bdf",
"rgb": {
"r": 79,
"g": 155,
"b": 223
},
"hsl": {
"h": 208.333,
"s": 69.231,
"l": 59.216
},
"oklch": {
"l": 0.67073,
"c": 0.12645,
"h": 247.9
},
"luminance": 0.30433
}Semantic roles & 50–950 ramp
primary
#4F9BDF
secondary
#E1C3A9
accent
#8F3CEC
background
#F9FBFE
surface
#F2F6FD
border
#CCD0D5
text
#0D1116
muted
#7E8084