#4580DC#4580DC
#4580DC is a mid, vivid blue. Relative luminance 0.219; OKLCH L 60.6% C 0.153 H 259.0°. Best body text is #000000 at 5.37:1 contrast (WCAG AA passes).
Color values
| HEX | #4580DC |
|---|---|
| RGB | rgb(69, 128, 220) |
| HSL | hsl(217, 68%, 57%) |
| HSV | hsv(217, 69%, 86%) |
| CMYK | cmyk(68.6%, 41.8%, 0%, 13.7%) |
| CIE-LAB | lab(53.89, 10.73, -52.69) |
| CIE-LCH | lch(53.89, 53.77, 281.51°) |
| OKLab | oklab(60.56% -0.0292 -0.1504) |
| OKLCH | oklch(60.56% 0.153 259) |
| XYZ | xyz(23.0870, 21.8685, 70.7006) |
| Luminance | 0.2187 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Azure
#007FFF
ΔE00 3.38
Dodger Blue
#3E82FC
ΔE00 3.40
Clear Blue
#247AFD
ΔE00 3.57
Lightish Blue
#3D7AFD
ΔE00 4.23
Deep Sky Blue
#0D75F8
ΔE00 4.37
Cool Blue
#4984B8
ΔE00 4.79
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#4580DC #DCA145
analogous
#45CCDC #4580DC #5645DC
triadic
#4580DC #DC4580 #80DC45
tetradic
#4580DC #DC45CC #DCA145 #45DC56
square
#4580DC #DC45CC #DCA145 #45DC56
split-complementary
#4580DC #DC5645 #CCDC45
monochromatic
#1A478C #2461C0 #4580DC #79A3E6 #ACC6EF
Accessibility & contrast
On white
3.91
#4580DC on #FFFFFF
AA ✗AA large ✓AAA ✗
On black
5.37
#4580DC on #000000
AA ✓AA large ✓AAA ✗
Best text color
#000000 on #4580DC
5.37:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##4580DC | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##4580DC | 1.00 | 3.91 | 5.37 | 5.37 |
| #FFFFFF | 3.91 | 1.00 | 21.00 | 21.00 |
| #000000 | 5.37 | 21.00 | 1.00 | 1.00 |
| ##000000 | 5.37 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#5488E0
Deuteranopia (green-blind)
#3C7ADA
Tritanopia (blue-blind)
#0095A3
Achromatopsia (no color)
#818181
Design tokens & code
CSS
--color: #4580dc; /* rgb */ color: rgb(69, 128, 220); /* oklch */ color: oklch(60.6% 0.153 259.0);
Tailwind
colors: {
custom: {
50: '#89a4e7',
500: '#4580dc',
950: '#000000',
},
}SCSS
$custom: #4580dc; $custom-light: #89a4e7; $custom-dark: #000000;
JSON
{
"hex": "#4580dc",
"rgb": {
"r": 69,
"g": 128,
"b": 220
},
"hsl": {
"h": 216.556,
"s": 68.326,
"l": 56.667
},
"oklch": {
"l": 0.60564,
"c": 0.15326,
"h": 259
},
"luminance": 0.21871
}Semantic roles & 50–950 ramp
primary
#4580DC
secondary
#DDC5A0
accent
#A73DEB
background
#F9FAFE
surface
#F1F3FC
border
#CBCDD5
text
#0D0F16
muted
#7E7F84