Color
#5d181c
#5d181crgb(93, 24, 28)hsl(357, 59%, 23%)oklch(0.325 0.1 21.5)Colors that go with #5d181c
Royal Blue, Teal and 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.
Royal Blue #4169e1
triadicshippedRoyal Blue completes a triad with #5d181c — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash.
Teal #008080
complementaryshippedTeal sits directly opposite #5d181c on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight.
Blue #0000ff
shipped6 real palettes, including Tim Hortons's brand system and Dunkin''s brand system put Blue beside #5d181c, as the accent.
Copper #b87333
shippedDesigners have shipped Copper with #5d181c: 8 real palettes, including Chipotle's brand system and Bramble, as the accent.
Crimson #dc143c
shippedCrimson is paired with #5d181c in 9 real palettes, including M&M's's brand system and Burger King's brand system, as the supporting colour.
Dark Olive Green #556b2f
shippedDark Olive Green shows up next to #5d181c in 5 real palettes, including Cider and Oatmeal, as the accent.
Denim #1560bd
shippedDesigners have shipped Denim with #5d181c: 5 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 #5d181c: its slight blue cast keeps type crisp beside a warm colour where pure #000 looks heavy.
Real palettes that use #5d181c
Tints & shades
Harmonies
Contrast
| #5d181c as text | Ratio | AA | AA large | AAA | Fix |
|---|---|---|---|---|---|
Aaon white | 13.02:1 | 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 #5d181c 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
#5d181c reads as warm, 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 #5d181c and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link
/palettes/new/5d181c-c49f9c-62cb93-2d251f-f1e9ed?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