Color

#2f299e

#2f299e
hex#2f299e
rgbrgb(47, 41, 158)
hslhsl(243, 59%, 39%)
oklchoklch(0.377 0.18 275.6)
Closest name: Depths of Night (#2c319b)Relative luminance 0.0466

Tints & shades

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

Harmonies

Complementary

Open in tool →

#989e29

#295e9e · #69299e

#9e2f29 · #299e2f

Split-complementary

Open in tool →

#9e6929 · #5e9e29

#9e295e · #989e29 · #299e69

Contrast

#2f299e as textRatioAAAA largeAAAFix
Aaon white
10.87:1passpasspassPasses AAA — no fix needed.
Aaon black
1.93:1failfailfail
  • AA: use #6f69d8 as the text (4.69:1)
  • AAA: use #928de2 as the text (7.13:1)
  • AA: or shift the background to #a8a8a8 (4.57:1)
  • AAA: or shift the background to #d1d1d1 (7.12:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #2f299e 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

#2f299e reads as cool, modern. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #2f299e
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 #2f299e and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/2f299e-a39cc4-dfa04e-261f2d-e9edf1?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