# #558cb1 color: Alpha Blue

#558cb1 is rgb(85, 140, 177) in RGB and oklch(61.691% 0.08102 239.372) in OKLCH. Every other format, shade and contrast value is below.

Source: https://pickshade.com/color/558cb1

## Formats

| Format | Value |
| --- | --- |
| HEX | #558cb1 |
| RGB | rgb(85, 140, 177) |
| HSL | hsl(204.13, 37.1%, 51.37%) |
| HSB / HSV | hsv(204.13 51.98% 69.41%) |
| HWB | hwb(204.13 33.33% 30.59%) |
| CMYK | cmyk(52% 21% 0% 31%) |
| Lab | lab(55.57 -10.8 -25.53) |
| LCH | lch(55.57 27.72 247.08) |
| OKLab | oklab(61.691% -0.04128 -0.06972) |
| OKLCH | oklch(61.691% 0.08102 239.372) |
| Display P3 | color(display-p3 0.38301 0.54352 0.6806) |
| Rec. 2020 | color(rec2020 0.38585 0.49236 0.64337) |
| Adobe RGB | color(a98-rgb 0.40858 0.54411 0.68299) |
| ProPhoto RGB | color(prophoto-rgb 0.40493 0.46333 0.61176) |
| Linear sRGB | color(srgb-linear 0.09084 0.26225 0.43966) |
| XYZ D65 | color(xyz-d65 0.21059 0.23861 0.45092) |
| XYZ D50 | color(xyz-d50 0.20352 0.23487 0.34068) |
| SwiftUI | Color(red: 0.333, green: 0.549, blue: 0.694) |
| UIKit | UIColor(red: 0.333, green: 0.549, blue: 0.694, alpha: 1) |
| Flutter / Compose | Color(0xFF558CB1) |
| Android XML | #558CB1 |

## Facts

- Closest name: Alpha Blue
- Hue family: Sky blue, soft sky blue
- Closest Tailwind class: cyan-600
- Gamut: Inside sRGB: displays the same on any screen.
- Contrast with white: 3.64:1
- Contrast with black: 5.77:1

## Tints

#558cb1, #6697b9, #77a2c1, #88aec9, #99b9d0, #a9c5d8, #bad0e0, #cbdce8, #dce7f0, #eef3f7

## Shades

#558cb1, #497999, #3d6783, #31556c, #264357, #1c3342, #11232f, #08141c, #02070c, #000101

## Tones

#558cb1, #5b8cad, #608ba8, #668aa4, #6b8aa0, #6f899b, #748897, #788893, #7d878e, #81868a

## Harmonies

- Complementary: #558cb1, #aa7952
- Split: #558cb1, #b17269, #998349
- Analogous: #558cb1, #4193a0, #7183b7
- Triadic: #558cb1, #ae7084, #7f8c53
- Tetradic: #558cb1, #8c7aaf, #aa7952, #7f8c53
- Square: #558cb1, #a1749d, #aa7952, #61936b
- Monochromatic: #558cb1, #084668, #31688c, #79b1d8, #9fd8ff

## Questions about #558cb1

### What color is #558cb1?

#558cb1 is soft sky blue. The closest named color is Alpha Blue. In RGB it is rgb(85, 140, 177), in HSL hsl(204.13, 37.1%, 51.37%) and in OKLCH oklch(61.691% 0.08102 239.372).

### What colors go well with #558cb1?

The complementary color of #558cb1 is #aa7952. For a calmer combination use the analogous colors #4193a0 and #7183b7. The triadic partners are #ae7084 and #7f8c53.

### Is white or black text more readable on #558cb1?

White text reads better on #558cb1: white gives a contrast ratio of 3.64:1 and black gives 5.77:1. WCAG AA asks for at least 4.5:1 for body text.

### Is #558cb1 a warm or cool color?

#558cb1 is a cool color. In OKLCH its hue is 239 degrees, its lightness 61.7% and its chroma 0.081.