Color

#2b565f

#2b565f
hex#2b565f
rgbrgb(43, 86, 95)
hslhsl(190, 38%, 27%)
oklchoklch(0.426 0.05 212.9)
Closest name: Arctic Nights (#345c61)Relative luminance 0.08

Tints & shades

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

Harmonies

Complementary

Open in tool →

#5f332b

#2b5f4e · #2b3c5f

#5f2b56 · #565f2b

Split-complementary

Open in tool →

#5f2b3c · #5f4e2b

#4e2b5f · #5f332b · #3c5f2b

Contrast

#2b565f as textRatioAAAA largeAAAFix
Aaon white
8.08:1passpasspassPasses AAA — no fix needed.
Aaon black
2.6:1failfailfail
  • AA: use #3f808d as the text (4.68:1)
  • AAA: use #53a2b2 as the text (7.18:1)
  • AA: or shift the background to #c2c2c2 (4.54:1)
  • AAA: or shift the background to #f0f0f0 (7.09:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2b565f 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

#2b565f reads as cool, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2b565f
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 #2b565f and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2b565f-a2b6be-df4e7c-1f252d-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