Color
#583cc8
#583cc8rgb(88, 60, 200)hsl(252, 56%, 51%)oklch(0.477 0.204 284.8)Colors that go with #583cc8
Charcoal, Crimson and Medium Slate 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 #583cc8: softer than #000 and cool enough to feel like part of the same palette.
Crimson #dc143c
shippedCrimson is paired with #583cc8 in 5 real palettes, including Gemstone and Netflix's brand system, as the accent — a combination designers have actually shipped, not a computed rotation.
Medium Slate Blue #7b68ee
shippedMedium Slate Blue is paired with #583cc8 in 4 real palettes, including Stripe's brand system and ClickUp's brand system, as the lead colour — a combination designers have actually shipped, not a computed rotation.
Royal Blue #4169e1
shippedRoyal Blue is paired with #583cc8 in 4 real palettes, including Guinness's brand system and Behance's brand system, as the supporting colour — a combination designers have actually shipped, not a computed rotation.
Sea Green #2e8b57
split-complementshippedSea Green is a split-complement of #583cc8: nearly opposite, so it still pops against it, without the vibrating edge of a true complement.
Slate Gray #708090
shippedSlate Gray is paired with #583cc8 in 4 real palettes, including Indigo SaaS and Campus, as the supporting colour — a combination designers have actually shipped, not a computed rotation.
Taupe #483c32
shippedTaupe is paired with #583cc8 in 5 real palettes, including Datadog's brand system and Superhuman's brand system, as the text colour against it — a combination designers have actually shipped, not a computed rotation.
Olive Green #808000
complementaryOlive Green sits directly opposite #583cc8 on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight.
Real palettes that use #583cc8
Tints & shades
Harmonies
Contrast
| #583cc8 as text | Ratio | AA | AA large | AAA | Fix |
|---|---|---|---|---|---|
Aaon white | 7.25:1 | pass | pass | pass | Passes AAA — no fix needed. |
Aaon black | 2.9:1 | 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 #583cc8 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
#583cc8 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 #583cc8 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link
/palettes/new/583cc8-a99cc4-dfb64e-281f2d-e9ecf1?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