#528DE1#528DE1
#528DE1 is a light, vivid blue. Relative luminance 0.263; OKLCH L 64.2% C 0.141 H 257.4°. Best body text is #000000 at 6.26:1 contrast (WCAG AA passes).
Color values
| HEX | #528DE1 |
|---|---|
| RGB | rgb(82, 141, 225) |
| HSL | hsl(215, 70%, 60%) |
| HSV | hsv(215, 64%, 88%) |
| CMYK | cmyk(63.6%, 37.3%, 0%, 11.8%) |
| CIE-LAB | lab(58.30, 6.76, -48.44) |
| CIE-LCH | lch(58.30, 48.91, 277.94°) |
| OKLab | oklab(64.22% -0.0307 -0.1376) |
| OKLCH | oklch(64.22% 0.141 257.4) |
| XYZ | xyz(26.5903, 26.2773, 74.8903) |
| Luminance | 0.2628 (WCAG relative) |
| Temperature | cool |
| Family | blue |
Closest named colors
Dark Sky Blue
#448EE4
ΔE00 1.89
Cornflowerblue
#6495ED
ΔE00 3.51
Dodgerblue
#1E90FF
ΔE00 3.86
Dodger Blue
#3E82FC
ΔE00 4.24
Faded Blue
#658CBB
ΔE00 4.40
Soft Blue
#6488EA
ΔE00 4.52
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#528DE1 #E1A652
analogous
#52D4E1 #528DE1 #5F52E1
triadic
#528DE1 #E1528D #8DE152
tetradic
#528DE1 #E152D4 #E1A652 #52E15F
square
#528DE1 #E152D4 #E1A652 #52E15F
split-complementary
#528DE1 #E15F52 #D4E152
monochromatic
#1B519D #246CD1 #528DE1 #86AFEA #BAD2F3
Accessibility & contrast
On white
3.36
#528DE1 on #FFFFFF
AA ✗AA large ✓AAA ✗
On black
6.26
#528DE1 on #000000
AA ✓AA large ✓AAA ✗
Best text color
#000000 on #528DE1
6.26:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##528DE1 | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##528DE1 | 1.00 | 3.36 | 6.26 | 6.26 |
| #FFFFFF | 3.36 | 1.00 | 21.00 | 21.00 |
| #000000 | 6.26 | 21.00 | 1.00 | 1.00 |
| ##000000 | 6.26 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#6893E4
Deuteranopia (green-blind)
#5486DF
Tritanopia (blue-blind)
#00A0AC
Achromatopsia (no color)
#8C8C8C
Design tokens & code
CSS
--color: #528de1; /* rgb */ color: rgb(82, 141, 225); /* oklch */ color: oklch(64.2% 0.141 257.4);
Tailwind
colors: {
custom: {
50: '#8fadeb',
500: '#528de1',
950: '#000000',
},
}SCSS
$custom: #528de1; $custom-light: #8fadeb; $custom-dark: #000000;
JSON
{
"hex": "#528de1",
"rgb": {
"r": 82,
"g": 141,
"b": 225
},
"hsl": {
"h": 215.245,
"s": 70.443,
"l": 60.196
},
"oklch": {
"l": 0.64222,
"c": 0.141,
"h": 257.4
},
"luminance": 0.2628
}Semantic roles & 50–950 ramp
primary
#528DE1
secondary
#E3CCAC
accent
#8313D2
background
#F9FAFE
surface
#F2F4FD
border
#CCCED5
text
#0E1016
muted
#7E7F84