# #663399 color: Rebecca Purple

#663399 is rgb(102, 51, 153) in RGB and oklch(44.027% 0.1603 303.373) in OKLCH. Every other format, shade and contrast value is below.

Source: https://pickshade.com/color/663399

## Formats

| Format | Value |
| --- | --- |
| HEX | #663399 |
| RGB | rgb(102, 51, 153) |
| HSL | hsl(270, 50%, 40%) |
| HSB / HSV | hsv(270 66.67% 60%) |
| HWB | hwb(270 20% 40%) |
| CMYK | cmyk(33% 67% 0% 40%) |
| Lab | lab(32.39 38.42 -47.69) |
| LCH | lch(32.39 61.24 308.86) |
| OKLab | oklab(44.027% 0.08818 -0.13386) |
| OKLCH | oklch(44.027% 0.1603 303.373) |
| Display P3 | color(display-p3 0.37367 0.21033 0.57911) |
| Rec. 2020 | color(rec2020 0.30459 0.16817 0.53086) |
| Adobe RGB | color(a98-rgb 0.358 0.21232 0.58434) |
| ProPhoto RGB | color(prophoto-rgb 0.31642 0.19133 0.49481) |
| Linear sRGB | color(srgb-linear 0.13287 0.0331 0.31855) |
| XYZ D65 | color(xyz-d65 0.12412 0.07493 0.3093) |
| XYZ D50 | color(xyz-d50 0.11627 0.0726 0.23254) |
| SwiftUI | Color(red: 0.4, green: 0.2, blue: 0.6) |
| UIKit | UIColor(red: 0.4, green: 0.2, blue: 0.6, alpha: 1) |
| Flutter / Compose | Color(0xFF663399) |
| Android XML | #663399 |

## Facts

- Closest name: Rebecca Purple
- Hue family: Purple, soft dark purple
- Closest Tailwind class: purple-800
- Gamut: Inside sRGB: displays the same on any screen.
- Contrast with white: 8.41:1
- Contrast with black: 2.5:1

## Tints

#663399, #7449a4, #825daf, #9171ba, #a085c4, #af99ce, #beadd8, #cec1e2, #ded5ec, #eeeaf6

## Shades

#663399, #582b84, #4a2370, #3c1c5d, #2f144a, #230d38, #170727, #0c0317, #040108, #000001

## Tones

#663399, #643892, #623d8b, #604085, #5e447e, #5c4777, #5a4a70, #584c69, #564e61, #54515a

## Harmonies

- Complementary: #663399, #455d00
- Split: #663399, #675000, #006729
- Analogous: #663399, #3a44a9, #832477
- Triadic: #663399, #7f4000, #006358
- Tetradic: #663399, #931849, #455d00, #006358
- Square: #663399, #971e01, #455d00, #005f73
- Monochromatic: #663399, #240043, #450773, #8958c0, #ad7ce8

## Questions about #663399

### What color is #663399?

#663399 is soft dark purple. The closest named color is Rebecca Purple. In RGB it is rgb(102, 51, 153), in HSL hsl(270, 50%, 40%) and in OKLCH oklch(44.027% 0.1603 303.373).

### What colors go well with #663399?

The complementary color of #663399 is #455d00. For a calmer combination use the analogous colors #3a44a9 and #832477. The triadic partners are #7f4000 and #006358.

### Is white or black text more readable on #663399?

White text reads better on #663399: white gives a contrast ratio of 8.41:1 and black gives 2.5:1. WCAG AA asks for at least 4.5:1 for body text.

### Is #663399 a warm or cool color?

#663399 is a neutral color. In OKLCH its hue is 303 degrees, its lightness 44% and its chroma 0.16.