#4579DC#4579DC
#4579DC is a mid, vivid blue. Relative luminance 0.201; OKLCH L 59.1% C 0.161 H 261.9°. Best body text is #000000 at 5.02:1 contrast (WCAG AA passes).
Color values
| HEX | #4579DC |
|---|---|
| RGB | rgb(69, 121, 220) |
| HSL | hsl(219, 68%, 57%) |
| HSV | hsv(219, 69%, 86%) |
| CMYK | cmyk(68.6%, 45%, 0%, 13.7%) |
| CIE-LAB | lab(51.96, 15.03, -55.78) |
| CIE-LCH | lch(51.96, 57.77, 285.08°) |
| OKLab | oklab(59.07% -0.0228 -0.1596) |
| OKLCH | oklch(59.07% 0.161 261.9) |
| XYZ | xyz(22.2053, 20.1050, 70.4067) |
| Luminance | 0.2011 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Deep Sky Blue
#0D75F8
ΔE00 3.28
Clear Blue
#247AFD
ΔE00 3.42
Lightish Blue
#3D7AFD
ΔE00 3.65
Cornflower Blue
#5170D7
ΔE00 4.19
Cerulean Blue
#056EEE
ΔE00 4.38
Dodger Blue
#3E82FC
ΔE00 4.61
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#4579DC #DCA845
analogous
#45C4DC #4579DC #5D45DC
triadic
#4579DC #DC4579 #79DC45
tetradic
#4579DC #DC45C4 #DCA845 #45DC5D
square
#4579DC #DC45C4 #DCA845 #45DC5D
split-complementary
#4579DC #DC5D45 #C4DC45
monochromatic
#1A428C #245AC0 #4579DC #799EE6 #ACC3EF
Accessibility & contrast
On white
4.18
#4579DC on #FFFFFF
AA ✗AA large ✓AAA ✗
On black
5.02
#4579DC on #000000
AA ✓AA large ✓AAA ✗
Best text color
#000000 on #4579DC
5.02:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##4579DC | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##4579DC | 1.00 | 4.18 | 5.02 | 5.02 |
| #FFFFFF | 4.18 | 1.00 | 21.00 | 21.00 |
| #000000 | 5.02 | 21.00 | 1.00 | 1.00 |
| ##000000 | 5.02 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#4783E0
Deuteranopia (green-blind)
#2A75DA
Tritanopia (blue-blind)
#0090A0
Achromatopsia (no color)
#7C7C7C
Design tokens & code
CSS
--color: #4579dc; /* rgb */ color: rgb(69, 121, 220); /* oklch */ color: oklch(59.1% 0.161 261.9);
Tailwind
colors: {
custom: {
50: '#899fe7',
500: '#4579dc',
950: '#000000',
},
}SCSS
$custom: #4579dc; $custom-light: #899fe7; $custom-dark: #000000;
JSON
{
"hex": "#4579dc",
"rgb": {
"r": 69,
"g": 121,
"b": 220
},
"hsl": {
"h": 219.338,
"s": 68.326,
"l": 56.667
},
"oklch": {
"l": 0.59074,
"c": 0.16126,
"h": 261.9
},
"luminance": 0.20107
}Semantic roles & 50–950 ramp
primary
#4579DC
secondary
#DDC8A0
accent
#AF3DEB
background
#F9F9FE
surface
#F1F2FC
border
#CBCCD5
text
#0D0E16
muted
#7E7E84