Color

#2b586e

#2b586e
hex#2b586e
rgbrgb(43, 88, 110)
hslhsl(200, 44%, 30%)
oklchoklch(0.438 0.061 231.7)
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 →

#6e412b

#2b6e63 · #2b366e

#6e2b58 · #586e2b

Split-complementary

Open in tool →

#6e2b36 · #6e632b

#632b6e · #6e412b · #366e2b

Contrast

#2b586e as textRatioAAAA largeAAAFix
Aaon white
7.71:1passpasspassPasses AAA — no fix needed.
Aaon black
2.72:1failfailfail
  • AA: use #3d7e9e as the text (4.68:1)
  • AAA: use #5a9dbf as the text (7.01:1)
  • 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 #2b586e 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

#2b586e reads as cool, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2b586e
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 #2b586e and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2b586e-9cb2c4-df4e64-1f232d-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