Color

#679df4

#679df4
hex#679df4
rgbrgb(103, 157, 244)
hslhsl(217, 87%, 68%)
oklchoklch(0.697 0.141 259.5)
Closest name: cornflowerblue (#6495ed)Relative luminance 0.3353

Colors that go with #679df4

Charcoal, Peru and Midnight 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.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#f4be66

#66e4f4 · #7766f4

#f4669d · #9df466

Split-complementary

Open in tool →

#f47766 · #e4f466

#f466e4 · #f4be66 · #66f477

Contrast

#679df4 as textRatioAAAA largeAAAFix
Aaon white
2.73:1failfailfail
  • AA: use #1f6fef as the text (4.59:1)
  • AAA: use #0d51bf as the text (7.13:1)
  • AA: or shift the background to #333333 (4.64:1)
  • AAA: or shift the background to #0f0f0f (7.03:1)
Aaon black
7.71:1passpasspassPasses 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 #679df4 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

#679df4 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #679df4
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 #679df4 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/679df4-9ca7c4-df624e-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