Beach Hut
Open in tool →Sea blue with sun-bleached yellow and a coral — striped-canvas summer, softened so it works on a screen.
Color
#378bae
#378bae
hex
#378baergb
rgb(55, 139, 174)hsl
hsl(198, 52%, 45%)oklch
oklch(0.601 0.096 229.1)Closest name: Blue Moon (#3992a8)Relative luminance 0.2233
Colors that go with #378bae
Charcoal, Copper and Crimson 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 text near-black for #378bae: softer than #000 and cool enough to feel like part of the same palette.
Copper #b87333
complementaryshippedCopper sits directly opposite #378bae on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight.
Crimson #dc143c
split-complementshippedCrimson is a split-complement of #378bae: nearly opposite, so it still pops against it, without the vibrating edge of a true complement.
Cobalt Blue #0047ab
shippedCobalt Blue is paired with #378bae in 5 real palettes, including Hershey's's brand system and Glacier, as the supporting colour — a combination designers have actually shipped, not a computed rotation.
Denim #1560bd
shippedDenim is paired with #378bae in 4 real palettes, including American Express's brand system and Peacock, as the supporting colour — a combination designers have actually shipped, not a computed rotation.
Goldenrod #daa520
shippedGoldenrod is paired with #378bae in 5 real palettes, including Ledger Dark and Sapphire & Gold, as the lead colour — a combination designers have actually shipped, not a computed rotation.
Midnight Blue #191970
shippedMidnight Blue is paired with #378bae in 7 real palettes, including Ford's brand system and Plaid's brand system, as the accent — a combination designers have actually shipped, not a computed rotation.
Orange Red #ff4500
shippedOrange Red is paired with #378bae in 4 real palettes, including Launch Orange and Substack's brand system, as the lead colour — a combination designers have actually shipped, not a computed rotation.
Real palettes that use #378bae
Tints & shades
Harmonies
Contrast
| #378bae as text | Ratio | AA | AA large | AAA | Fix |
|---|---|---|---|---|---|
Aaon white | 3.84:1 | fail | pass | fail | |
Aaon black | 5.47:1 | 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 #378bae 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
#378bae reads as cool, modern. The font library is tagged with the same vocabulary:
mcpConnect your agent — build around #378bae
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 #378bae and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link
tool url
/palettes/new/378bae-9cb3c4-df4e69-1f232d-e9f1f0?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