Color

#457ebf

#457ebf
hex#457ebf
rgbrgb(69, 126, 191)
hslhsl(212, 49%, 51%)
oklchoklch(0.584 0.117 253.1)
Closest name: steelblue (#4682b4)Relative luminance 0.1995

Colors that go with #457ebf

Charcoal, Copper 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 →

#bf8645

#45bbbf · #4945bf

#bf457e · #7ebf45

Split-complementary

Open in tool →

#bf4945 · #bbbf45

#bf45bb · #bf8645 · #45bf49

Contrast

#457ebf as textRatioAAAA largeAAAFix
Aaon white
4.21:1failpassfail
  • AA: use #4079ba as the text (4.5:1)
  • AAA: use #2f5989 as the text (7.21:1)
  • AA: or shift the background to #0f0f0f (4.55:1)
Aaon black
4.99:1passpassfail
  • AAA: use #6f9bce as the text (7.26:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #457ebf 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

#457ebf reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #457ebf
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 #457ebf and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/457ebf-9caac4-df564e-1f202d-e9f1f1?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