Color

#247ba3

#247ba3
hex#247ba3
rgbrgb(36, 123, 163)
hslhsl(199, 64%, 39%)
oklchoklch(0.551 0.101 233.2)
Closest name: Bleu Ciel (#007ba1)Relative luminance 0.1719

Tints & shades

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

Harmonies

Complementary

Open in tool →

#a34c24

#24a38c · #243ba3

#a3247b · #7ba324

Split-complementary

Open in tool →

#a3243b · #a38c24

#8c24a3 · #a34c24 · #3ba324

Contrast

#247ba3 as textRatioAAAA largeAAAFix
Aaon white
4.73:1passpassfail
  • AAA: use #1c5e7d as the text (7.13:1)
Aaon black
4.44:1failpassfail
  • AA: use #257ea7 as the text (4.62:1)
  • AAA: use #329fd2 as the text (7.03:1)
  • AA: or shift the background to #fafafa (4.53:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #247ba3 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

#247ba3 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #247ba3
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — generate_palette, check_contrast, analyze_color — read-only, no key. Every palette it proposes comes with a /palettes/new/… link: open it, lock what you like, paste the link back.

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

analyze #247ba3 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/247ba3-9cb3c4-df4e66-1f232d-e9f1f0?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