Color

#2f478e

#2f478e
hex#2f478e
rgbrgb(47, 71, 142)
hslhsl(225, 50%, 37%)
oklchoklch(0.419 0.121 267)
Closest name: Cascade Twilight (#234893)Relative luminance 0.0706

Tints & shades

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

Harmonies

Complementary

Open in tool →

#8e762f

#2f768e · #472f8e

#8e2f47 · #478e2f

Split-complementary

Open in tool →

#8e472f · #768e2f

#8e2f76 · #8e762f · #2f8e47

Contrast

#2f478e as textRatioAAAA largeAAAFix
Aaon white
8.7:1passpasspassPasses AAA — no fix needed.
Aaon black
2.41:1failfailfail
  • AA: use #5370c6 as the text (4.5:1)
  • AAA: use #8196d5 as the text (7.26:1)
  • AA: or shift the background to #bdbdbd (4.63:1)
  • AAA: or shift the background to #e8e8e8 (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 #2f478e 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

#2f478e reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2f478e
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 #2f478e and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2f478e-9ca1c4-df754e-221f2d-e9eff1?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