#558BD2#558BD2
#558BD2 is a light, vivid cyan. Relative luminance 0.251; OKLCH L 63.1% C 0.122 H 255.8°. Best body text is #000000 at 6.01:1 contrast (WCAG AA passes).
Color values
| HEX | #558BD2 |
|---|---|
| RGB | rgb(85, 139, 210) |
| HSL | hsl(214, 58%, 58%) |
| HSV | hsv(214, 60%, 82%) |
| CMYK | cmyk(59.5%, 33.8%, 0%, 17.6%) |
| CIE-LAB | lab(57.12, 3.50, -41.90) |
| CIE-LCH | lch(57.12, 42.04, 274.77°) |
| OKLab | oklab(63.1% -0.0299 -0.1185) |
| OKLCH | oklch(63.1% 0.122 255.8) |
| XYZ | xyz(24.6077, 25.0475, 64.4981) |
| Luminance | 0.2505 (WCAG relative) |
| Temperature | cool |
| Family | cyan |
Closest named colors
Dark Sky Blue
#448EE4
ΔE00 2.54
Faded Blue
#658CBB
ΔE00 3.25
Cool Blue
#4984B8
ΔE00 4.60
Cornflowerblue
#6495ED
ΔE00 4.65
Dodger Blue
#3E82FC
ΔE00 4.70
Soft Blue
#6488EA
ΔE00 4.81
Perceptual scales
Shades
Tints
Tones
OKLCH scale
Color harmonies
complementary
#558BD2 #D29C55
analogous
#55CAD2 #558BD2 #5D55D2
triadic
#558BD2 #D2558B #8BD255
tetradic
#558BD2 #D255CA #D29C55 #55D25D
square
#558BD2 #D255CA #D29C55 #55D25D
split-complementary
#558BD2 #D25D55 #CAD255
monochromatic
#244F88 #316CB9 #558BD2 #85ACDF #B6CDEC
Accessibility & contrast
On white
3.49
#558BD2 on #FFFFFF
AA ✗AA large ✓AAA ✗
On black
6.01
#558BD2 on #000000
AA ✓AA large ✓AAA ✗
Best text color
#000000 on #558BD2
6.01:1 — WCAG AA (normal text) passes
Contrast matrix
| fg \ bg | ##558BD2 | #FFFFFF | #000000 | ##000000 |
|---|---|---|---|---|
| ##558BD2 | 1.00 | 3.49 | 6.01 | 6.01 |
| #FFFFFF | 3.49 | 1.00 | 21.00 | 21.00 |
| #000000 | 6.01 | 21.00 | 1.00 | 1.00 |
| ##000000 | 6.01 | 21.00 | 1.00 | 1.00 |
Color blindness preview
Protanopia (red-blind)
#6D90D5
Deuteranopia (green-blind)
#5D84D1
Tritanopia (blue-blind)
#009BA5
Achromatopsia (no color)
#898989
Design tokens & code
CSS
--color: #558bd2; /* rgb */ color: rgb(85, 139, 210); /* oklch */ color: oklch(63.1% 0.122 255.8);
Tailwind
colors: {
custom: {
50: '#8face0',
500: '#558bd2',
950: '#000000',
},
}SCSS
$custom: #558bd2; $custom-light: #8face0; $custom-dark: #000000;
JSON
{
"hex": "#558bd2",
"rgb": {
"r": 85,
"g": 139,
"b": 210
},
"hsl": {
"h": 214.08,
"s": 58.14,
"l": 57.843
},
"oklch": {
"l": 0.63095,
"c": 0.12219,
"h": 255.8
},
"luminance": 0.2505
}Semantic roles & 50–950 ramp
primary
#558BD2
secondary
#DAC5A8
accent
#9E46E1
background
#F9FAFD
surface
#F2F4FB
border
#CCCED4
text
#0D1015
muted
#7E7F83