Color
#583181
#583181rgb(88, 49, 129)hsl(269, 45%, 35%)oklch(0.403 0.131 303.5)Colors that go with #583181
Charcoal, Denim and Midnight Blue 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.
Charcoal #36454f
neutralshippedCharcoal is the text near-black for #583181: softer than #000 and cool enough to feel like part of the same palette.
Denim #1560bd
shippedDesigners have shipped Denim with #583181: 6 real palettes, including Hinge's brand system and Slack's brand system, as the accent.
Midnight Blue #191970
shipped6 real palettes, including Microsoft's brand system and First Snow put Midnight Blue beside #583181, as the accent.
Royal Blue #4169e1
shippedRoyal Blue is paired with #583181 in 4 real palettes, including Wayfair's brand system and Carrefour's brand system, as the supporting colour.
Steel Blue #4682b4
shippedDesigners have shipped Steel Blue with #583181: 4 real palettes, including Fintech Trust and Glacier, as the supporting colour.
Taupe #483c32
shippedTaupe is paired with #583181 in 4 real palettes, including Datadog's brand system and Gillette's brand system, as that palette's text colour.
Dark Olive Green #556b2f
complementaryDark Olive Green sits directly opposite #583181 on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight.
Sea Green #2e8b57
split-complementshippedSea Green is a split-complement of #583181: nearly opposite, so it still pops against it, without the vibrating edge of a true complement.
Real palettes that use #583181
Tints & shades
Harmonies
Contrast
| #583181 as text | Ratio | AA | AA large | AAA | Fix |
|---|---|---|---|---|---|
Aaon white | 9.67:1 | pass | pass | pass | Passes AAA — no fix needed. |
Aaon black | 2.17:1 | fail | fail | fail |
Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #583181 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
#583181 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 #583181 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link
/palettes/new/583181-b49cc4-cbcb62-2c1f2d-e9e9f1?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