Color
#783bb5
#783bb5rgb(120, 59, 181)hsl(270, 51%, 47%)oklch(0.493 0.185 303.1)Colors that go with #783bb5
Royal Blue, Sea Green and Charcoal lead the list. Each partner is a real named colour with the reason it works — a wheel relationship, a neutral that carries it, or a pairing lifted from a palette or brand system that actually shipped — and every pair opens in the palette tool.
Royal Blue #4169e1
analogousshippedRoyal Blue is #783bb5's neighbour on the wheel, so the two read as one family — use it for hover states, gradients and secondary surfaces.
Sea Green #2e8b57
split-complementshippedSea Green is a split-complement of #783bb5: nearly opposite, so it still pops against it, without the vibrating edge of a true complement.
Charcoal #36454f
neutralshippedCharcoal is the text near-black for #783bb5: softer than #000 and cool enough to feel like part of the same palette.
Crimson #dc143c
shippedCrimson is paired with #783bb5 in 4 real palettes, including Gemstone and Marvel's brand system, as the accent.
Olive Green #808000
complementaryOlive Green sits directly opposite #783bb5 on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight.
Midnight Blue #191970
shipped3 real palettes, including Kraken's brand system and Marvel's brand system put Midnight Blue beside #783bb5, as the lead colour.
Taupe #483c32
shippedTaupe is paired with #783bb5 in 3 real palettes, including Superhuman's brand system and Datadog's brand system, as the lead colour.
Teal #008080
triadicshippedTeal completes a triad with #783bb5 — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash.
Real palettes that use #783bb5
Tints & shades
Harmonies
Contrast
| #783bb5 as text | Ratio | AA | AA large | AAA | Fix |
|---|---|---|---|---|---|
Aaon white | 6.79:1 | pass | pass | fail |
|
Aaon black | 3.09:1 | fail | pass | fail |
Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #783bb5 as the background.
Brands using this color
No public brand in the corpus uses this exact color yet. Extract a brand to add one.
Fonts for this mood
#783bb5 reads as cool, modern. The font library is tagged with the same vocabulary:
Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — direct_palette, edit_direction, check_palette, check_contrast — read-only, no key. Every direction it proposes comes with a /colors/d/… link: open it, lock what you like, paste the link back, and the agent edits rather than re-rolls.
https://mcp.brandsweets.com/colors/mcpclaude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
›analyze #783bb5 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link
/palettes/new/783bb5-b59cc4-c9cb62-2c1f2d-eae9f1?lock=0&style=vibrantWant the agent to remember your picks and write them into a living brand? Create a free BrandSweets workspace.
Machine-readable: color.md