Color

#676ed5

#676ed5
hex#676ed5
rgbrgb(103, 110, 213)
hslhsl(236, 57%, 62%)
oklchoklch(0.583 0.155 277.5)
Closest name: Blue Öyster Cult (#5577ee)Relative luminance 0.1884

Colors that go with #676ed5

Charcoal, Sea Green and Amber 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 →

#d5ce67

#67a5d5 · #9767d5

#d5676e · #6ed567

Split-complementary

Open in tool →

#d59767 · #a5d567

#d567a5 · #d5ce67 · #67d597

Contrast

#676ed5 as textRatioAAAA largeAAAFix
Aaon white
4.4:1failpassfail
  • AA: use #636ad4 as the text (4.62:1)
  • AAA: use #3f48ca as the text (7.02:1)
  • AA: or shift the background to #080808 (4.55:1)
Aaon black
4.77:1passpassfail
  • AAA: use #8b91df as the text (7.21:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #676ed5 as the background.

Brands using this color

Fonts for this mood

#676ed5 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #676ed5
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 #676ed5 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/676ed5-9e9cc4-df8f4e-241f2d-e9eef1?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