# #1663a0 color: Prime Blue

#1663a0 is rgb(22, 99, 160) in RGB and oklch(48.729% 0.12072 248.185) in OKLCH. Every other format, shade and contrast value is below.

Source: https://pickshade.com/color/1663a0

## Formats

| Format | Value |
| --- | --- |
| HEX | #1663a0 |
| RGB | rgb(22, 99, 160) |
| HSL | hsl(206.52, 75.82%, 35.69%) |
| HSB / HSV | hsv(206.52 86.25% 62.75%) |
| HWB | hwb(206.52 8.63% 37.25%) |
| CMYK | cmyk(86% 38% 0% 37%) |
| Lab | lab(40.01 -5.05 -40.1) |
| LCH | lch(40.01 40.42 262.82) |
| OKLab | oklab(48.729% -0.04486 -0.11208) |
| OKLCH | oklch(48.729% 0.12072 248.185) |
| Display P3 | color(display-p3 0.18545 0.38245 0.60908) |
| Rec. 2020 | color(rec2020 0.21375 0.32296 0.56449) |
| Adobe RGB | color(a98-rgb 0.23473 0.38815 0.61409) |
| ProPhoto RGB | color(prophoto-rgb 0.27021 0.30745 0.53011) |
| Linear sRGB | color(srgb-linear 0.00802 0.12477 0.35153) |
| XYZ D65 | color(xyz-d65 0.11137 0.11632 0.34917) |
| XYZ D50 | color(xyz-d50 0.10185 0.11254 0.26325) |
| SwiftUI | Color(red: 0.086, green: 0.388, blue: 0.627) |
| UIKit | UIColor(red: 0.086, green: 0.388, blue: 0.627, alpha: 1) |
| Flutter / Compose | Color(0xFF1663A0) |
| Android XML | #1663A0 |

## Facts

- Closest name: Prime Blue
- Hue family: Blue, deep dark blue
- Closest Tailwind class: sky-700
- Gamut: Inside sRGB: displays the same on any screen.
- Contrast with white: 6.31:1
- Contrast with black: 3.33:1

## Tints

#1663a0, #3472aa, #4c82b4, #6291be, #78a0c7, #8eb0d1, #a4bfda, #bbcfe4, #d1dfed, #e8eff6

## Shades

#1663a0, #12558b, #0d4776, #093a61, #062e4e, #03213b, #021629, #010b19, #000309, #000001

## Tones

#1663a0, #23639a, #2d6393, #36638d, #3d6387, #446381, #4a627a, #506274, #55616d, #5a6066

## Harmonies

- Complementary: #1663a0, #8b4f00
- Split: #1663a0, #974327, #725f00
- Analogous: #1663a0, #006d88, #5156a2
- Triadic: #1663a0, #963d52, #4b6c0f
- Tetradic: #1663a0, #734a93, #8b4f00, #4b6c0f
- Square: #1663a0, #8a4177, #8b4f00, #007344
- Monochromatic: #1663a0, #00204e, #00407a, #4087c7, #66adef

## Questions about #1663a0

### What color is #1663a0?

#1663a0 is deep dark blue. The closest named color is Prime Blue. In RGB it is rgb(22, 99, 160), in HSL hsl(206.52, 75.82%, 35.69%) and in OKLCH oklch(48.729% 0.12072 248.185).

### What colors go well with #1663a0?

The complementary color of #1663a0 is #8b4f00. For a calmer combination use the analogous colors #006d88 and #5156a2. The triadic partners are #963d52 and #4b6c0f.

### Is white or black text more readable on #1663a0?

White text reads better on #1663a0: white gives a contrast ratio of 6.31:1 and black gives 3.33:1. WCAG AA asks for at least 4.5:1 for body text.

### Is #1663a0 a warm or cool color?

#1663a0 is a cool color. In OKLCH its hue is 248 degrees, its lightness 48.7% and its chroma 0.121.