# #428eab color: Boston Blue

#428eab is rgb(66, 142, 171) in RGB and oklch(61.062% 0.08651 225.941) in OKLCH. Every other format, shade and contrast value is below.

Source: https://pickshade.com/color/428eab

## Formats

| Format | Value |
| --- | --- |
| HEX | #428eab |
| RGB | rgb(66, 142, 171) |
| HSL | hsl(196.57, 44.3%, 46.47%) |
| HSB / HSV | hsv(196.57 61.4% 67.06%) |
| HWB | hwb(196.57 25.88% 32.94%) |
| CMYK | cmyk(61% 17% 0% 33%) |
| Lab | lab(55.15 -17.67 -22.85) |
| LCH | lch(55.15 28.89 232.29) |
| OKLab | oklab(61.062% -0.06016 -0.06217) |
| OKLCH | oklch(61.062% 0.08651 225.941) |
| Display P3 | color(display-p3 0.33686 0.55005 0.65863) |
| Rec. 2020 | color(rec2020 0.35581 0.4973 0.61983) |
| Adobe RGB | color(a98-rgb 0.37552 0.55182 0.66046) |
| ProPhoto RGB | color(prophoto-rgb 0.38019 0.46612 0.58861) |
| Linear sRGB | color(srgb-linear 0.05448 0.2705 0.40724) |
| XYZ D65 | color(xyz-d65 0.19269 0.23444 0.42039) |
| XYZ D50 | color(xyz-d50 0.18621 0.23072 0.31783) |
| SwiftUI | Color(red: 0.259, green: 0.557, blue: 0.671) |
| UIKit | UIColor(red: 0.259, green: 0.557, blue: 0.671, alpha: 1) |
| Flutter / Compose | Color(0xFF428EAB) |
| Android XML | #428EAB |

## Facts

- Closest name: Boston Blue
- Hue family: Sky blue, bright sky blue
- Closest Tailwind class: cyan-600
- Gamut: Inside sRGB: displays the same on any screen.
- Contrast with white: 3.69:1
- Contrast with black: 5.69:1

## Tints

#428eab, #5799b3, #6ba4bc, #7eafc4, #90bbcd, #a3c6d5, #b5d1dd, #c7dde6, #dae8ee, #ecf3f7

## Shades

#428eab, #387b94, #2f687e, #255668, #1c4454, #143440, #0b242d, #05151b, #01070b, #000101

## Tones

#428eab, #4b8da7, #538ca3, #5b8b9f, #618a9b, #688997, #6e8893, #73878f, #79868b, #7e8487

## Harmonies

- Complementary: #428eab, #af7356
- Split: #428eab, #b16d72, #a17c44
- Analogous: #428eab, #369394, #6085b7
- Triadic: #428eab, #a96e8e, #8a8746
- Tetradic: #428eab, #7f7cb5, #af7356, #8a8746
- Square: #428eab, #9873a7, #af7356, #6c8f5b
- Monochromatic: #428eab, #004862, #166a86, #68b3d2, #8edaf9

## Questions about #428eab

### What color is #428eab?

#428eab is bright sky blue. The closest named color is Boston Blue. In RGB it is rgb(66, 142, 171), in HSL hsl(196.57, 44.3%, 46.47%) and in OKLCH oklch(61.062% 0.08651 225.941).

### What colors go well with #428eab?

The complementary color of #428eab is #af7356. For a calmer combination use the analogous colors #369394 and #6085b7. The triadic partners are #a96e8e and #8a8746.

### Is white or black text more readable on #428eab?

White text reads better on #428eab: white gives a contrast ratio of 3.69:1 and black gives 5.69:1. WCAG AA asks for at least 4.5:1 for body text.

### Is #428eab a warm or cool color?

#428eab is a cool color. In OKLCH its hue is 226 degrees, its lightness 61.1% and its chroma 0.087.