#528DB5#528DB5
#528DB5 is a mid, moderate cyan. Relative luminance 0.242; OKLCH L 62.0% C 0.087 H 239.8°. Best body text is #000000 at 5.84:1 contrast (WCAG AA passes).
Color values
| HEX | #528DB5 |
|---|---|
| RGB | rgb(82, 141, 181) |
| HSL | hsl(204, 40%, 52%) |
| HSV | hsv(204, 55%, 71%) |
| CMYK | cmyk(54.7%, 22.1%, 0%, 29%) |
| CIE-LAB | lab(56.27, -7.59, -26.82) |
| CIE-LCH | lch(56.27, 27.87, 254.21°) |
| OKLab | oklab(61.96% -0.0435 -0.0749) |
| OKLCH | oklch(61.96% 0.087 239.8) |
| XYZ | xyz(21.3420, 24.1780, 47.2492) |
| Luminance | 0.2418 (WCAG relative) |
| Temperature | cool |
| Family | cyan |
Closest named colors
Dusty Blue
#5A86AD
ΔE00 3.45
Off Blue
#5684AE
ΔE00 3.99
Cool Blue
#4984B8
ΔE00 4.12
Steel Blue
#4682B4
ΔE00 4.49
Faded Blue
#658CBB
ΔE00 5.22
Water Blue
#0E87CC
ΔE00 5.43
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#528DB5 #B57A52
analogous
#52B5AB #528DB5 #525CB5
triadic
#528DB5 #B5528D #8DB552
tetradic
#528DB5 #AB52B5 #B57A52 #5CB552
square
#528DB5 #AB52B5 #B57A52 #5CB552
split-complementary
#528DB5 #B5525C #B5AB52
monochromatic
#2A4C62 #3C6D8D #528DB5 #7DA9C7 #A8C5DA
Accessibility & contrast
On white
3.60
#528DB5 on #FFFFFF
AA ✗AA large ✓AAA ✗
On black
5.84
#528DB5 on #000000
AA ✓AA large ✓AAA ✗
Best text color
#000000 on #528DB5
5.84:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##528DB5 | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##528DB5 | 1.00 | 3.60 | 5.84 | 5.84 |
| #FFFFFF | 3.60 | 1.00 | 21.00 | 21.00 |
| #000000 | 5.84 | 21.00 | 1.00 | 1.00 |
| ##000000 | 5.84 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#7B8DB7
Deuteranopia (green-blind)
#6E82B4
Tritanopia (blue-blind)
#0A979A
Achromatopsia (no color)
#878787
Design tokens & code
CSS
--color: #528db5; /* rgb */ color: rgb(82, 141, 181); /* oklch */ color: oklch(62.0% 0.087 239.8);
Tailwind
colors: {
custom: {
50: '#8aaecb',
500: '#528db5',
950: '#000000',
},
}SCSS
$custom: #528db5; $custom-light: #8aaecb; $custom-dark: #000000;
JSON
{
"hex": "#528db5",
"rgb": {
"r": 82,
"g": 141,
"b": 181
},
"hsl": {
"h": 204.242,
"s": 40.081,
"l": 51.569
},
"oklch": {
"l": 0.61959,
"c": 0.08663,
"h": 239.8
},
"luminance": 0.2418
}Semantic roles & 50–950 ramp
primary
#528DB5
secondary
#C7AD9C
accent
#8858D0
background
#F8FAFC
surface
#F0F4F8
border
#CBCED1
text
#0C1013
muted
#7D7F82