Color

#247cf0

#247cf0
hex#247cf0
rgbrgb(36, 124, 240)
hslhsl(214, 87%, 54%)
oklchoklch(0.6 0.193 257.5)
Closest name: Azure (#007fff)Relative luminance 0.2108

Colors that go with #247cf0

Copper, Amber and Charcoal 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.

Tints & shades

Every swatch is its own page — click any to analyze it.

Harmonies

Complementary

Open in tool →

#f09724

#24e2f0 · #3124f0

#f0247c · #7cf024

Split-complementary

Open in tool →

#f03124 · #e2f024

#f024e2 · #f09724 · #24f031

Contrast

#247cf0 as textRatioAAAA largeAAAFix
Aaon white
4.03:1failpassfail
  • AA: use #1171ee as the text (4.54:1)
  • AAA: use #0c53b0 as the text (7.29:1)
  • AA: or shift the background to #141414 (4.58:1)
Aaon black
5.22:1passpassfail
  • AAA: use #5399f3 as the text (7.22:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #247cf0 as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

Fonts for this mood

#247cf0 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #247cf0
live endpoint

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.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #247cf0 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/247cf0-9ca9c4-df5a4e-1f1f2d-e9f0f1?lock=0&style=vibrant

Want the agent to remember your picks and write them into a living brand? Create a free BrandSweets workspace.

Machine-readable: color.md