Color

#264f59

#264f59
hex#264f59
rgbrgb(38, 79, 89)
hslhsl(192, 40%, 25%)
oklchoklch(0.402 0.049 215.7)
Closest name: darkslategray (#2f4f4f)Relative luminance 0.0673

Colors that go with #264f59

Steel Blue, Teal and Sienna 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 →

#593026

#26594a · #263659

#59264f · #4f5926

Split-complementary

Open in tool →

#592636 · #594a26

#4a2659 · #593026 · #365926

Contrast

#264f59 as textRatioAAAA largeAAAFix
Aaon white
8.95:1passpasspassPasses AAA — no fix needed.
Aaon black
2.35:1failfailfail
  • AA: use #3d7e8f as the text (4.58:1)
  • AAA: use #50a0b4 as the text (7.03:1)
  • AA: or shift the background to #b8b8b8 (4.51:1)
  • AAA: or shift the background to #e6e6e6 (7.18:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #264f59 as the background.

Brands using this color

Fonts for this mood

#264f59 reads as cool, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #264f59
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 #264f59 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/264f59-a2b5be-df4e77-1f242d-e9f1ef?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