Lido
Open in tool →Pool blue, watermelon and sun on white — the poolside summer set; the deep teal text keeps it from going juvenile.
Color
#279fc4
#279fc4
hex
#279fc4rgb
rgb(39, 159, 196)hsl
hsl(194, 67%, 46%)oklch
oklch(0.655 0.113 224.1)Closest name: Blue Ocean (#009dc4)Relative luminance 0.2921
Colors that go with #279fc4
Charcoal, Amber 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.
Charcoal #36454f
neutralshippedCharcoal is the text near-black for #279fc4: softer than #000 and cool enough to feel like part of the same palette.
Amber #ffbf00
shippedAmber is paired with #279fc4 in 6 real palettes, including Beach Hut and Salesforce's brand system, as the supporting colour — a combination designers have actually shipped, not a computed rotation.
Blue #0000ff
shippedBlue is paired with #279fc4 in 4 real palettes, including Unity's brand system and Qualcomm's brand system, as the supporting colour — a combination designers have actually shipped, not a computed rotation.
Crimson #dc143c
shippedCrimson is paired with #279fc4 in 4 real palettes, including Diner and Riot Games's brand system, as the lead colour — a combination designers have actually shipped, not a computed rotation.
Deep Sky Blue #00bfff
shippedDeep Sky Blue is paired with #279fc4 in 4 real palettes, including Snowflake AI Data Cloud's brand system and Remix's brand system, as the supporting colour — a combination designers have actually shipped, not a computed rotation.
Denim #1560bd
shippedDenim is paired with #279fc4 in 8 real palettes, including Gopro's brand system and Coca-Cola's brand system, as the lead colour — a combination designers have actually shipped, not a computed rotation.
Midnight Blue #191970
shippedMidnight Blue is paired with #279fc4 in 9 real palettes, including Ford's brand system and Confluent's brand system, as the accent — a combination designers have actually shipped, not a computed rotation.
Chocolate #d2691e
complementaryChocolate sits directly opposite #279fc4 on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight.
Real palettes that use #279fc4
Tints & shades
Harmonies
Contrast
| #279fc4 as text | Ratio | AA | AA large | AAA | Fix |
|---|---|---|---|---|---|
Aaon white | 3.07:1 | fail | pass | fail | |
Aaon black | 6.84:1 | 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 #279fc4 as the background.
Brands using this color
Palettes built around it
Fonts for this mood
#279fc4 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:
mcpConnect your agent — build around #279fc4
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 #279fc4 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link
tool url
/palettes/new/279fc4-9cb6c4-df4e72-1f242d-e9f1ef?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