Newsprint
Open in tool →Ink-black on warm paper with a single red — the broadsheet hierarchy that lets typography lead.
Color
#bb2507
#bb2507
hex
#bb2507rgb
rgb(187, 37, 7)hsl
hsl(10, 93%, 38%)oklch
oklch(0.514 0.189 32.3)Closest name: Bloodshed (#ba271a)Relative luminance 0.119
Colors that go with #bb2507
Teal, Dark Olive Green and Royal 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.
Teal #008080
complementaryshippedTeal sits directly opposite #bb2507 on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight.
Dark Olive Green #556b2f
shippedDark Olive Green is paired with #bb2507 in 5 real palettes, including Olive Grove and Magazine Ochre, as the lead colour — a combination designers have actually shipped, not a computed rotation.
Royal Blue #4169e1
triadicshippedRoyal Blue completes a triad with #bb2507 — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash.
Sea Green #2e8b57
triadicshippedSea Green completes a triad with #bb2507 — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash.
Slate Gray #708090
shippedSlate Gray is paired with #bb2507 in 5 real palettes, including Newsprint and Noir Beauty, as the supporting colour — a combination designers have actually shipped, not a computed rotation.
Taupe #483c32
shippedTaupe is paired with #bb2507 in 9 real palettes, including Typewriter and Svelte's brand system, as the lead colour — a combination designers have actually shipped, not a computed rotation.
Steel Blue #4682b4
split-complementshippedSteel Blue is a split-complement of #bb2507: 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 #bb2507: its slight blue cast keeps type crisp beside a warm colour where pure #000 looks heavy.
Real palettes that use #bb2507
Tints & shades
Harmonies
Contrast
| #bb2507 as text | Ratio | AA | AA large | AAA | Fix |
|---|---|---|---|---|---|
Aaon white | 6.21:1 | pass | pass | fail |
|
Aaon black | 3.38:1 | 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 #bb2507 as the background.
Brands using this color
No public brand in the corpus uses this exact color yet. Extract a brand to add one.
Palettes built around it
Fonts for this mood
#bb2507 reads as warm, vivid, playful. The font library is tagged with the same vocabulary:
mcpConnect your agent — build around #bb2507
live endpointPoint 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.
endpoint
https://mcp.brandsweets.com/colors/mcpclaude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt
›analyze #bb2507 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link
tool url
/palettes/new/bb2507-c4a79c-62cbaa-2d281f-f1e9ec?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