Color

#658b89

#658b89
hex#658b89
rgbrgb(101, 139, 137)
hslhsl(177, 16%, 47%)
oklchoklch(0.608 0.042 192)
Closest name: Arctic (#648589)Relative luminance 0.2304

Colors that go with #658b89

Charcoal, Copper and Blush Pink 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 →

#8b6567

#658b76 · #657a8b

#89658b · #8b8965

Split-complementary

Open in tool →

#8b657a · #8b7665

#76658b · #8b6567 · #7a8b65

Contrast

#658b89 as textRatioAAAA largeAAAFix
Aaon white
3.74:1failpassfail
  • AA: use #5a7c7b as the text (4.56:1)
  • AAA: use #425c5a as the text (7.22:1)
  • AA: or shift the background to #1c1c1c (4.55:1)
Aaon black
5.61:1passpassfail
  • AAA: use #779c9b as the text (7.01:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #658b89 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 #658b89
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 #658b89 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/658b89-a2bcbe-d4599b-1f282d-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