Color

#2f586a

#2f586a
hex#2f586a
rgbrgb(47, 88, 106)
hslhsl(198, 39%, 30%)
oklchoklch(0.438 0.055 228.4)
Closest name: Arctic Nights (#345c61)Relative luminance 0.0862

Tints & shades

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

Harmonies

Complementary

Open in tool →

#6a412f

#2f6a5e · #2f3b6a

#6a2f58 · #586a2f

Split-complementary

Open in tool →

#6a2f3b · #6a5e2f

#5e2f6a · #6a412f · #3b6a2f

Contrast

#2f586a as textRatioAAAA largeAAAFix
Aaon white
7.71:1passpasspassPasses AAA — no fix needed.
Aaon black
2.72:1failfailfail
  • AA: use #417c95 as the text (4.54:1)
  • AAA: use #5f9eb9 as the text (7.08:1)
  • AA: or shift the background to #c7c7c7 (4.56:1)
  • AAA: or shift the background to #f5f5f5 (7.07:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2f586a 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

#2f586a reads as cool, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2f586a
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 #2f586a and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2f586a-9cb3c4-df4e69-1f232d-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