Color
#fb505b
#fb505brgb(251, 80, 91)hsl(356, 96%, 65%)oklch(0.672 0.207 21.2)Colors that go with #fb505b
Charcoal, Light Sea Green and Amber 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.
Charcoal #36454f
neutralshippedCharcoal is the body-text near-black for #fb505b: its slight blue cast keeps type crisp beside a warm colour where pure #000 looks heavy.
Light Sea Green #20b2aa
complementaryshippedLight Sea Green sits directly opposite #fb505b on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight.
Amber #ffbf00
shippedAmber is paired with #fb505b in 7 real palettes, including Google's brand system and Heatwave, as the accent.
Blue #0000ff
shipped7 real palettes, including Monzo's brand system and Doordash's brand system put Blue beside #fb505b, as the accent.
Cobalt Blue #0047ab
shippedDesigners have shipped Cobalt Blue with #fb505b: 4 real palettes, including NASA's brand system and Tide's brand system, as the lead colour.
Crimson #dc143c
shippedCrimson is paired with #fb505b in 8 real palettes, including Snyk's brand system and Wise's brand system, as the lead colour.
Denim #1560bd
shippedDesigners have shipped Denim with #fb505b: 14 real palettes, including Strava's brand system and PlanetScale's brand system, as the accent.
Dodger Blue #1e90ff
shippedDesigners have shipped Dodger Blue with #fb505b: 7 real palettes, including Google's brand system and Databricks's brand system, as the lead colour.
Real palettes that use #fb505b
Tints & shades
Harmonies
Contrast
| #fb505b as text | Ratio | AA | AA large | AAA | Fix |
|---|---|---|---|---|---|
Aaon white | 3.28:1 | fail | pass | fail | |
Aaon black | 6.4:1 | pass | 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 #fb505b as the background.
Brands using this color
Fonts for this mood
#fb505b 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 #fb505b and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link
/palettes/new/fb505b-c49e9c-62cb91-2d241f-f1e9ee?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