Color

#457d7c

#457d7c
hex#457d7c
rgbrgb(69, 125, 124)
hslhsl(179, 29%, 38%)
oklchoklch(0.551 0.059 194.1)
Closest name: Emerald Whispers (#2b8478)Relative luminance 0.1739

Colors that go with #457d7c

Charcoal, Amber and Champagne 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 →

#7d4546

#457d60 · #45627d

#7c457d · #7d7c45

Split-complementary

Open in tool →

#7d4562 · #7d6045

#60457d · #7d4546 · #627d45

Contrast

#457d7c as textRatioAAAA largeAAAFix
Aaon white
4.69:1passpassfail
  • AAA: use #355f5f as the text (7.11:1)
Aaon black
4.48:1failpassfail
  • AA: use #47807f as the text (4.66:1)
  • AAA: use #59a1a0 as the text (7.03:1)
  • AA: or shift the background to #fcfcfc (4.57:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #457d7c as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

mcpConnect your agent — build around #457d7c
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 #457d7c and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/457d7c-a2bbbe-d45996-1f272d-e9f1ed?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