Color

#679bf4

#679bf4
hex#679bf4
rgbrgb(103, 155, 244)
hslhsl(218, 87%, 68%)
oklchoklch(0.693 0.143 260.6)
Closest name: cornflowerblue (#6495ed)Relative luminance 0.3286

Tints & shades

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

Harmonies

Complementary

Open in tool →

#f4c066

#66e1f4 · #7966f4

#f4669a · #9af466

Split-complementary

Open in tool →

#f47966 · #e1f466

#f466e1 · #f4c066 · #66f479

Contrast

#679bf4 as textRatioAAAA largeAAAFix
Aaon white
2.77:1failfailfail
  • AA: use #246ef0 as the text (4.6:1)
  • AAA: use #0e50c4 as the text (7.09:1)
  • AA: or shift the background to #333333 (4.56:1)
  • AAA: or shift the background to #0d0d0d (7.01:1)
Aaon black
7.57:1passpasspassPasses AAA — no fix needed.

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #679bf4 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

#679bf4 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #679bf4
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 #679bf4 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/679bf4-9ca6c4-df644e-201f2d-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