Color
#247c84
#247c84rgb(36, 124, 132)hsl(185, 57%, 33%)oklch(0.539 0.081 203.9)Colors that go with #247c84
Charcoal, Crimson and Cobalt 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 #247c84: softer than #000 and cool enough to feel like part of the same palette.
Crimson #dc143c
complementaryshippedCrimson sits directly opposite #247c84 on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight.
Cobalt Blue #0047ab
shippedDesigners have shipped Cobalt Blue with #247c84: 6 real palettes, including Fintech Trust and Ink & Paper, as the lead colour.
Copper #b87333
shippedDesigners have shipped Copper with #247c84: 5 real palettes, including Riverbed and Wellness, as the accent.
Denim #1560bd
shippedDesigners have shipped Denim with #247c84: 12 real palettes, including Campus and Discover's brand system, as the lead colour.
Firebrick #b22222
shippedDesigners have shipped Firebrick with #247c84: 4 real palettes, including Wendy's's brand system and AT&T's brand system, as the supporting colour.
Goldenrod #daa520
shippedGoldenrod shows up next to #247c84 in 5 real palettes, including Sapphire & Gold and Mid-Century, as the supporting colour.
Midnight Blue #191970
shipped7 real palettes, including Discover's brand system and Open House put Midnight Blue beside #247c84, as the lead colour.
Real palettes that use #247c84
Tints & shades
Harmonies
Contrast
| #247c84 as text | Ratio | AA | AA large | AAA | Fix |
|---|---|---|---|---|---|
Aaon white | 4.89:1 | pass | pass | fail |
|
Aaon black | 4.29:1 | 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 #247c84 as the background.
Brands using this color
Fonts for this mood
#247c84 reads as cool, modern. 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 #247c84 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link
/palettes/new/247c84-a2b8be-df4e88-1f262d-e9f1ee?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