# #645ca4 color: Giant Onion

#645ca4 is rgb(100, 92, 164) in RGB and oklch(51.551% 0.11159 286.888) in OKLCH. Every other format, shade and contrast value is below.

Source: https://pickshade.com/color/645ca4

## Formats

| Format | Value |
| --- | --- |
| HEX | #645ca4 |
| RGB | rgb(100, 92, 164) |
| HSL | hsl(246.67, 28.35%, 50.2%) |
| HSB / HSV | hsv(246.67 43.9% 64.31%) |
| HWB | hwb(246.67 36.08% 35.69%) |
| CMYK | cmyk(39% 44% 0% 36%) |
| Lab | lab(42.4 17.14 -38.36) |
| LCH | lch(42.4 42.02 294.07) |
| OKLab | oklab(51.551% 0.03242 -0.10678) |
| OKLCH | oklch(51.551% 0.11159 286.888) |
| Display P3 | color(display-p3 0.38681 0.36188 0.62454) |
| Rec. 2020 | color(rec2020 0.34156 0.31022 0.58078) |
| Adobe RGB | color(a98-rgb 0.38366 0.36199 0.6287) |
| ProPhoto RGB | color(prophoto-rgb 0.35492 0.30286 0.54561) |
| Linear sRGB | color(srgb-linear 0.12744 0.10702 0.37124) |
| XYZ D65 | color(xyz-d65 0.15783 0.13044 0.36809) |
| XYZ D50 | color(xyz-d50 0.14991 0.12758 0.27726) |
| SwiftUI | Color(red: 0.392, green: 0.361, blue: 0.643) |
| UIKit | UIColor(red: 0.392, green: 0.361, blue: 0.643, alpha: 1) |
| Flutter / Compose | Color(0xFF645CA4) |
| Android XML | #645CA4 |

## Facts

- Closest name: Giant Onion
- Hue family: Violet, soft violet
- Closest Tailwind class: slate-500
- Gamut: Inside sRGB: displays the same on any screen.
- Contrast with white: 5.82:1
- Contrast with black: 3.61:1

## Tints

#645ca4, #726cae, #807cb7, #8f8bc0, #9e9bca, #adacd3, #bdbcdc, #cdcce5, #ddddee, #eeeef6

## Shades

#645ca4, #564f8e, #484279, #3b3664, #2e2a50, #221f3d, #16142b, #0b0a1a, #03030a, #000001

## Tones

#645ca4, #645e9e, #645f98, #646192, #65628d, #656387, #656481, #66657a, #666674, #67676e

## Harmonies

- Complementary: #645ca4, #706b00
- Split: #645ca4, #8b5d00, #477632
- Analogous: #645ca4, #3b68a7, #815192
- Triadic: #645ca4, #9a5129, #007b5a
- Tetradic: #645ca4, #944b74, #706b00, #007b5a
- Square: #645ca4, #9d4a50, #706b00, #007a7d
- Monochromatic: #645ca4, #27185a, #443a7e, #8680cb, #aba5f3

## Questions about #645ca4

### What color is #645ca4?

#645ca4 is soft violet. The closest named color is Giant Onion. In RGB it is rgb(100, 92, 164), in HSL hsl(246.67, 28.35%, 50.2%) and in OKLCH oklch(51.551% 0.11159 286.888).

### What colors go well with #645ca4?

The complementary color of #645ca4 is #706b00. For a calmer combination use the analogous colors #3b68a7 and #815192. The triadic partners are #9a5129 and #007b5a.

### Is white or black text more readable on #645ca4?

White text reads better on #645ca4: white gives a contrast ratio of 5.82:1 and black gives 3.61:1. WCAG AA asks for at least 4.5:1 for body text.

### Is #645ca4 a warm or cool color?

#645ca4 is a cool color. In OKLCH its hue is 287 degrees, its lightness 51.6% and its chroma 0.112.