Color

#2f596a

#2f596a
hex#2f596a
rgbrgb(47, 89, 106)
hslhsl(197, 39%, 30%)
oklchoklch(0.441 0.055 226.4)
Closest name: Arctic Nights (#345c61)Relative luminance 0.0879

Tints & shades

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

Harmonies

Complementary

Open in tool →

#6a402f

#2f6a5d · #2f3c6a

#6a2f59 · #596a2f

Split-complementary

Open in tool →

#6a2f3c · #6a5d2f

#5d2f6a · #6a402f · #3c6a2f

Contrast

#2f596a as textRatioAAAA largeAAAFix
Aaon white
7.61:1passpasspassPasses AAA — no fix needed.
Aaon black
2.76:1failfailfail
  • AA: use #417d95 as the text (4.59:1)
  • AAA: use #5c9eb7 as the text (7.03:1)
  • AA: or shift the background to #c7c7c7 (4.5:1)
  • AAA: or shift the background to #f7f7f7 (7.11:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2f596a 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

#2f596a reads as cool, dark, luxury. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2f596a
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 #2f596a and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2f596a-9cb4c4-df4e6b-1f232d-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