Color
#642c77
#642c77rgb(100, 44, 119)hsl(285, 46%, 32%)oklch(0.404 0.132 316.7)Colors that go with #642c77
Charcoal, Sea Green and Teal 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 #642c77: softer than #000 and cool enough to feel like part of the same palette.
Sea Green #2e8b57
complementarySea Green sits directly opposite #642c77 on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight.
Teal #008080
split-complementshippedTeal is a split-complement of #642c77: nearly opposite, so it still pops against it, without the vibrating edge of a true complement.
Denim #1560bd
shippedDesigners have shipped Denim with #642c77: 3 real palettes, including Hinge's brand system and Slack's brand system, as the accent.
Midnight Blue #191970
shipped3 real palettes, including Microsoft's brand system and First Snow put Midnight Blue beside #642c77, as the accent.
Tomato #ff6347
shipped3 real palettes, including Golden Hour and Harley-Davidson's brand system put Tomato beside #642c77, as the supporting colour.
Olive Green #808000
split-complementOlive Green is a split-complement of #642c77: nearly opposite, so it still pops against it, without the vibrating edge of a true complement.
Sandy Brown #f4a460
shippedSandy Brown is paired with #642c77 in two real palettes: Golden Hour and Dusk Gradient, as the lead colour.
Real palettes that use #642c77
Tints & shades
Harmonies
Contrast
| #642c77 as text | Ratio | AA | AA large | AAA | Fix |
|---|---|---|---|---|---|
Aaon white | 9.68:1 | 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 #642c77 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
#642c77 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 #642c77 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link
/palettes/new/642c77-bc9fc1-afcb62-2d1f2b-ebe9f1?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