# #6379bb color: Ultramarine Blue

#6379bb is rgb(99, 121, 187) in RGB and oklch(58.747% 0.10483 269.027) in OKLCH. Every other format, shade and contrast value is below.

Source: https://pickshade.com/color/6379bb

## Formats

| Format | Value |
| --- | --- |
| HEX | #6379bb |
| RGB | rgb(99, 121, 187) |
| HSL | hsl(225, 39.29%, 56.08%) |
| HSB / HSV | hsv(225 47.06% 73.33%) |
| HWB | hwb(225 38.82% 26.67%) |
| CMYK | cmyk(47% 35% 0% 27%) |
| Lab | lab(51.26 5.63 -37.82) |
| LCH | lch(51.26 38.24 278.46) |
| OKLab | oklab(58.747% -0.00178 -0.10482) |
| OKLCH | oklch(58.747% 0.10483 269.027) |
| Display P3 | color(display-p3 0.40523 0.47196 0.71418) |
| Rec. 2020 | color(rec2020 0.38635 0.42147 0.67877) |
| Adobe RGB | color(a98-rgb 0.41389 0.47129 0.71918) |
| ProPhoto RGB | color(prophoto-rgb 0.40785 0.40127 0.64541) |
| Linear sRGB | color(srgb-linear 0.12477 0.1912 0.49693) |
| XYZ D65 | color(xyz-d65 0.20951 0.19915 0.49755) |
| XYZ D50 | color(xyz-d50 0.19915 0.19495 0.37516) |
| SwiftUI | Color(red: 0.388, green: 0.475, blue: 0.733) |
| UIKit | UIColor(red: 0.388, green: 0.475, blue: 0.733, alpha: 1) |
| Flutter / Compose | Color(0xFF6379BB) |
| Android XML | #6379BB |

## Facts

- Closest name: Ultramarine Blue
- Hue family: Blue, soft blue
- Closest Tailwind class: slate-500
- Gamut: Inside sRGB: displays the same on any screen.
- Contrast with white: 4.21:1
- Contrast with black: 4.98:1

## Tints

#6379bb, #7186c2, #8093ca, #8fa0d1, #9eaed8, #aebbde, #bec8e5, #ced6ec, #dee4f2, #eef1f9

## Shades

#6379bb, #5568a2, #47588a, #3a4873, #2e395c, #212b46, #161d32, #0b101f, #03050d, #000102

## Tones

#6379bb, #657ab5, #687aaf, #6b7ba9, #6d7ba3, #707c9c, #727c96, #757c90, #777c89, #7a7c83

## Harmonies

- Complementary: #6379bb, #967926
- Split: #6379bb, #aa6c37, #768537
- Analogous: #6379bb, #3784b4, #856eb2
- Triadic: #6379bb, #b26358, #4c8e59
- Tetradic: #6379bb, #9f659b, #967926, #4c8e59
- Square: #6379bb, #ae607b, #967926, #0e907e
- Monochromatic: #6379bb, #243470, #425695, #869ee3, #abc4ff

## Questions about #6379bb

### What color is #6379bb?

#6379bb is soft blue. The closest named color is Ultramarine Blue. In RGB it is rgb(99, 121, 187), in HSL hsl(225, 39.29%, 56.08%) and in OKLCH oklch(58.747% 0.10483 269.027).

### What colors go well with #6379bb?

The complementary color of #6379bb is #967926. For a calmer combination use the analogous colors #3784b4 and #856eb2. The triadic partners are #b26358 and #4c8e59.

### Is white or black text more readable on #6379bb?

White text reads better on #6379bb: white gives a contrast ratio of 4.21:1 and black gives 4.98:1. WCAG AA asks for at least 4.5:1 for body text.

### Is #6379bb a warm or cool color?

#6379bb is a cool color. In OKLCH its hue is 269 degrees, its lightness 58.7% and its chroma 0.105.