Color
#4b013d
#4b013drgb(75, 1, 61)hsl(311, 97%, 15%)oklch(0.281 0.122 338.2)Colors that go with #4b013d
Sea Green, Crimson and Denim 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 #4b013d on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight.
Crimson #dc143c
analogousshippedCrimson is #4b013d's neighbour on the wheel, so the two read as one family — use it for hover states, gradients and secondary surfaces.
Denim #1560bd
shippedDesigners have shipped Denim with #4b013d: 6 real palettes, including Heinz's brand system and Box's brand system, as the accent.
Charcoal #36454f
neutralshippedCharcoal is the body-text near-black for #4b013d: its slight blue cast keeps type crisp beside a warm colour where pure #000 looks heavy.
Copper #b87333
shippedDesigners have shipped Copper with #4b013d: 3 real palettes, including Chipotle's brand system and Dusk, as the accent.
Cream #fffdd0
neutralshippedCream is the surface #4b013d wants: a warm off-white that shares its undertone, so #4b013d reads softer on it than on pure white.
Light Pink #ffb6c1
shippedLight Pink shows up next to #4b013d in 3 real palettes, including Sorbet and Macaron, as the lead colour.
Midnight Blue #191970
shipped3 real palettes, including Allbirds's brand system and Tide Pool put Midnight Blue beside #4b013d, as the supporting colour.
Real palettes that use #4b013d
Tints & shades
Harmonies
Contrast
| #4b013d as text | Ratio | AA | AA large | AAA | Fix |
|---|---|---|---|---|---|
Aaon white | 15.32:1 | pass | pass | pass | Passes AAA — no fix needed. |
Aaon black | 1.37:1 | 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 #4b013d 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
#4b013d reads as warm, vivid, dark. 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 #4b013d and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link
/palettes/new/4b013d-c19fb7-82cb62-2d1f25-efe9f1?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