Color

#7b91ea

#7b91ea
hex#7b91ea
rgbrgb(123, 145, 234)
hslhsl(228, 73%, 70%)
oklchoklch(0.678 0.134 271.9)
Closest name: cornflowerblue (#6495ed)Relative luminance 0.304

Colors that go with #7b91ea

Charcoal, Medium 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 →

#ead47b

#7bc9ea · #9c7bea

#ea7b91 · #91ea7b

Split-complementary

Open in tool →

#ea9c7b · #c9ea7b

#ea7bc9 · #ead47b · #7bea9c

Contrast

#7b91ea as textRatioAAAA largeAAAFix
Aaon white
2.97:1failfailfail
  • AA: use #4f6ce3 as the text (4.58:1)
  • AAA: use #2246d8 as the text (7.15:1)
  • AA: or shift the background to #2e2e2e (4.58:1)
  • AAA: or shift the background to #000000 (7.08:1)
Aaon black
7.08:1passpasspassPasses 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 #7b91ea 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

#7b91ea reads as cool, vivid, light. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #7b91ea
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 #7b91ea and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/7b91ea-9c9fc4-df7c4e-231f2d-e9eff1?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