Color

#255e79

#255e79
hex#255e79
rgbrgb(37, 94, 121)
hslhsl(199, 53%, 31%)
oklchoklch(0.457 0.073 232.1)
Closest name: Blue Velvet (#0d6183)Relative luminance 0.0978

Tints & shades

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

Harmonies

Complementary

Open in tool →

#794025

#25796a · #253579

#79255e · #5e7925

Split-complementary

Open in tool →

#792535 · #796a25

#6a2579 · #794025 · #357925

Contrast

#255e79 as textRatioAAAA largeAAAFix
Aaon white
7.1:1passpasspassPasses AAA — no fix needed.
Aaon black
2.96:1failfailfail
  • AA: use #317da0 as the text (4.57:1)
  • AAA: use #4ca0c8 as the text (7.17:1)
  • AA: or shift the background to #cfcfcf (4.56:1)
  • AAA: or shift the background to #ffffff (7.1:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #255e79 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

#255e79 reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #255e79
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 #255e79 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/255e79-9cb3c4-df4e66-1f232d-e9f1f0?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