#519BDD#519BDD
#519BDD is a light, vivid cyan. Relative luminance 0.304; OKLCH L 67.0% C 0.123 H 247.7°. Best body text is #000000 at 7.08:1 contrast (WCAG AA passes).
Color values
| HEX | #519BDD |
|---|---|
| RGB | rgb(81, 155, 221) |
| HSL | hsl(208, 67%, 59%) |
| HSV | hsv(208, 63%, 87%) |
| CMYK | cmyk(63.3%, 29.9%, 0%, 13.3%) |
| CIE-LAB | lab(62.01, -2.90, -40.37) |
| CIE-LCH | lch(62.01, 40.48, 265.89°) |
| OKLab | oklab(67.05% -0.0468 -0.114) |
| OKLCH | oklch(67.05% 0.123 247.7) |
| XYZ | xyz(28.1610, 30.4097, 72.7782) |
| Luminance | 0.3041 (WCAG relative) |
| Temperature | cool |
| Family | cyan |
Closest named colors
Azure (survey)
#069AF3
ΔE00 3.29
Dark Sky Blue
#448EE4
ΔE00 4.50
Dodgerblue
#1E90FF
ΔE00 4.59
Cornflowerblue
#6495ED
ΔE00 5.72
Faded Blue
#658CBB
ΔE00 7.01
Water Blue
#0E87CC
ΔE00 7.74
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#519BDD #DD9351
analogous
#51DDD9 #519BDD #5155DD
triadic
#519BDD #DD519B #9BDD51
tetradic
#519BDD #D951DD #DD9351 #55DD51
square
#519BDD #D951DD #DD9351 #55DD51
split-complementary
#519BDD #DD5155 #DDD951
monochromatic
#1D5D96 #277DC9 #519BDD #84B8E7 #B7D6F1
Accessibility & contrast
On white
2.97
#519BDD on #FFFFFF
AA ✗AA large ✗AAA ✗
On black
7.08
#519BDD on #000000
AA ✓AA large ✓AAA ✓
Best text color
#000000 on #519BDD
7.08:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##519BDD | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##519BDD | 1.00 | 2.97 | 7.08 | 7.08 |
| #FFFFFF | 2.97 | 1.00 | 21.00 | 21.00 |
| #000000 | 7.08 | 21.00 | 1.00 | 1.00 |
| ##000000 | 7.08 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#7E9DE0
Deuteranopia (green-blind)
#6B90DC
Tritanopia (blue-blind)
#00ABB2
Achromatopsia (no color)
#969696
Design tokens & code
CSS
--color: #519bdd; /* rgb */ color: rgb(81, 155, 221); /* oklch */ color: oklch(67.0% 0.123 247.7);
Tailwind
colors: {
custom: {
50: '#8eb8e8',
500: '#519bdd',
950: '#000000',
},
}SCSS
$custom: #519bdd; $custom-light: #8eb8e8; $custom-dark: #000000;
JSON
{
"hex": "#519bdd",
"rgb": {
"r": 81,
"g": 155,
"b": 221
},
"hsl": {
"h": 208.286,
"s": 67.308,
"l": 59.216
},
"oklch": {
"l": 0.6705,
"c": 0.12319,
"h": 247.7
},
"luminance": 0.30412
}Semantic roles & 50–950 ramp
primary
#519BDD
secondary
#E0C3AA
accent
#8F3EEA
background
#F9FBFE
surface
#F2F6FC
border
#CCD0D5
text
#0D1116
muted
#7E8084