Color
#b4138e
#b4138ergb(180, 19, 142)hsl(314, 81%, 39%)oklch(0.524 0.217 341)Colors that go with #b4138e
Denim, Sea Green and Forest Green 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.
Denim #1560bd
shippedDesigners have shipped Denim with #b4138e: 4 real palettes, including Peacock and Hasbro's brand system, as the supporting colour.
Sea Green #2e8b57
complementarySea Green sits directly opposite #b4138e on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight.
Forest Green #228b22
split-complementshippedForest Green is a split-complement of #b4138e: nearly opposite, so it still pops against it, without the vibrating edge of a true complement.
Charcoal #36454f
neutralshippedCharcoal is the body-text near-black for #b4138e: its slight blue cast keeps type crisp beside a warm colour where pure #000 looks heavy.
Teal #008080
split-complementTeal is a split-complement of #b4138e: nearly opposite, so it still pops against it, without the vibrating edge of a true complement.
Crimson #dc143c
analogousshippedCrimson is #b4138e's neighbour on the wheel, so the two read as one family — use it for hover states, gradients and secondary surfaces.
Orange #ffa500
shippedTwo real palettes: Rippling's brand system and Sunset Boulevard put Orange beside #b4138e, as the lead colour.
Royal Blue #4169e1
shippedRoyal Blue is paired with #b4138e in two real palettes: Chase's brand system and Ubisoft's brand system, as the supporting colour.
Real palettes that use #b4138e
Tints & shades
Harmonies
Contrast
| #b4138e as text | Ratio | AA | AA large | AAA | Fix |
|---|---|---|---|---|---|
Aaon white | 6.13:1 | pass | pass | fail |
|
Aaon black | 3.42:1 | fail | pass | fail |
Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #b4138e 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
#b4138e reads as warm, vivid, playful. 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 #b4138e and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link
/palettes/new/b4138e-c19fb5-7ccb62-2d1f24-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