Color

#275b68

#275b68
hex#275b68
rgbrgb(39, 91, 104)
hslhsl(192, 45%, 28%)
oklchoklch(0.442 0.059 216.6)
Closest name: Arctic Nights (#345c61)Relative luminance 0.0891

Tints & shades

Every swatch is its own page — click any to analyze it.

Harmonies

Complementary

Open in tool →

#683427

#276854 · #273b68

#68275b · #5b6827

Split-complementary

Open in tool →

#68273b · #685427

#542768 · #683427 · #3b6827

Contrast

#275b68 as textRatioAAAA largeAAAFix
Aaon white
7.55:1passpasspassPasses AAA — no fix needed.
Aaon black
2.78:1failfailfail
  • AA: use #377e90 as the text (4.55:1)
  • AAA: use #46a2b9 as the text (7.13:1)
  • AA: or shift the background to #c9c9c9 (4.56:1)
  • AAA: or shift the background to #f7f7f7 (7.04:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #275b68 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

#275b68 reads as cool, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #275b68
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — generate_palette, check_contrast, analyze_color — read-only, no key. Every palette it proposes comes with a /palettes/new/… link: open it, lock what you like, paste the link back.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #275b68 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/275b68-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