Color
#491b5f
#491b5frgb(73, 27, 95)hsl(281, 56%, 24%)oklch(0.327 0.12 312.8)Colors that go with #491b5f
Sea Green, Charcoal and Crimson 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.
Sea Green #2e8b57
complementaryshippedSea Green sits directly opposite #491b5f on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight.
Charcoal #36454f
neutralshippedCharcoal is the text near-black for #491b5f: softer than #000 and cool enough to feel like part of the same palette.
Crimson #dc143c
shippedCrimson is paired with #491b5f in 6 real palettes, including Marvel's brand system and Casper Sleep's brand system, as the accent.
Denim #1560bd
shippedDesigners have shipped Denim with #491b5f: 10 real palettes, including Hinge's brand system and Discover's brand system, as the accent.
Midnight Blue #191970
shipped9 real palettes, including Tide Pool and Gillette's brand system put Midnight Blue beside #491b5f, as that palette's text colour.
Powder Blue #b0e0e6
shippedDesigners have shipped Powder Blue with #491b5f: 5 real palettes, including Macaron and Frost & Ember, as the supporting colour.
Royal Blue #4169e1
shippedRoyal Blue is paired with #491b5f in 5 real palettes, including Confluent's brand system and Discord's brand system, as the supporting colour.
Sky Blue #87ceeb
shippedSky Blue is paired with #491b5f in 4 real palettes, including Harbour and Dusty Blue, as the supporting colour.
Real palettes that use #491b5f
Tints & shades
Harmonies
Contrast
| #491b5f as text | Ratio | AA | AA large | AAA | Fix |
|---|---|---|---|---|---|
Aaon white | 13.08:1 | pass | pass | pass | Passes AAA — no fix needed. |
Aaon black | 1.61:1 | 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 #491b5f 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
#491b5f reads as cool, dark, luxury. 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 #491b5f and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link
/palettes/new/491b5f-ba9fc1-b6cb62-2d1f2c-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