# #2178b2 color: Nice Blue

#2178b2 is rgb(33, 120, 178) in RGB and oklch(55.093% 0.12002 243.387) in OKLCH. Every other format, shade and contrast value is below.

Source: https://pickshade.com/color/2178b2

## Formats

| Format | Value |
| --- | --- |
| HEX | #2178b2 |
| RGB | rgb(33, 120, 178) |
| HSL | hsl(204, 68.72%, 41.37%) |
| HSB / HSV | hsv(204 81.46% 69.8%) |
| HWB | hwb(204 12.94% 30.2%) |
| CMYK | cmyk(81% 33% 0% 30%) |
| Lab | lab(47.63 -9.8 -38.6) |
| LCH | lch(47.63 39.82 255.75) |
| OKLab | oklab(55.093% -0.05377 -0.10731) |
| OKLCH | oklch(55.093% 0.12002 243.387) |
| Display P3 | color(display-p3 0.23707 0.46385 0.67941) |
| Rec. 2020 | color(rec2020 0.27393 0.40734 0.64111) |
| Adobe RGB | color(a98-rgb 0.2873 0.46748 0.6846) |
| ProPhoto RGB | color(prophoto-rgb 0.32554 0.38343 0.60744) |
| Linear sRGB | color(srgb-linear 0.01521 0.18782 0.4452) |
| XYZ D65 | color(xyz-d65 0.15378 0.1697 0.44586) |
| XYZ D50 | color(xyz-d50 0.14267 0.16502 0.33636) |
| SwiftUI | Color(red: 0.129, green: 0.471, blue: 0.698) |
| UIKit | UIColor(red: 0.129, green: 0.471, blue: 0.698, alpha: 1) |
| Flutter / Compose | Color(0xFF2178B2) |
| Android XML | #2178B2 |

## Facts

- Closest name: Nice Blue
- Hue family: Sky blue, bright sky blue
- Closest Tailwind class: cyan-700
- Gamut: Inside sRGB: displays the same on any screen.
- Contrast with white: 4.78:1
- Contrast with black: 4.39:1

## Tints

#2178b2, #3e85ba, #5593c2, #6ba0ca, #80aed2, #95bbda, #aac9e2, #bfd6e9, #d4e4f0, #eaf1f8

## Shades

#2178b2, #1b679a, #165783, #10486d, #0b3957, #062a43, #031d2f, #01101d, #00050c, #000101

## Tones

#2178b2, #2f78ac, #3a78a6, #43779f, #4b7799, #537693, #5a758c, #607586, #66747f, #6c7378

## Harmonies

- Complementary: #2178b2, #a2600f
- Split: #2178b2, #ac5441, #8a6f00
- Analogous: #2178b2, #00829a, #5c6bb7
- Triadic: #2178b2, #aa506a, #647d20
- Tetradic: #2178b2, #815eab, #a2600f, #647d20
- Square: #2178b2, #9b558f, #a2600f, #2a864f
- Monochromatic: #2178b2, #003361, #00548c, #4b9dd9, #72c3ff

## Questions about #2178b2

### What color is #2178b2?

#2178b2 is bright sky blue. The closest named color is Nice Blue. In RGB it is rgb(33, 120, 178), in HSL hsl(204, 68.72%, 41.37%) and in OKLCH oklch(55.093% 0.12002 243.387).

### What colors go well with #2178b2?

The complementary color of #2178b2 is #a2600f. For a calmer combination use the analogous colors #00829a and #5c6bb7. The triadic partners are #aa506a and #647d20.

### Is white or black text more readable on #2178b2?

White text reads better on #2178b2: white gives a contrast ratio of 4.78:1 and black gives 4.39:1. WCAG AA asks for at least 4.5:1 for body text.

### Is #2178b2 a warm or cool color?

#2178b2 is a cool color. In OKLCH its hue is 243 degrees, its lightness 55.1% and its chroma 0.12.