Color

#031e82

#031e82
hex#031e82
rgbrgb(3, 30, 130)
hslhsl(227, 95%, 26%)
oklchoklch(0.308 0.167 264.3)
Closest name: darkblue (#00008b)Relative luminance 0.0256

Tints & shades

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

Harmonies

Complementary

Open in tool →

#816603

#035e81 · #270381

#81031f · #1f8103

Split-complementary

Open in tool →

#812703 · #5e8103

#81035e · #816603 · #038127

Contrast

#031e82 as textRatioAAAA largeAAAFix
Aaon white
13.89:1passpasspassPasses AAA — no fix needed.
Aaon black
1.51:1failfailfail
  • AA: use #426afa as the text (4.67:1)
  • AAA: use #7491fb as the text (7.19:1)
  • AA: or shift the background to #949494 (4.58:1)
  • AAA: or shift the background to #b8b8b8 (7:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #031e82 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

#031e82 reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #031e82
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 #031e82 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/031e82-9ca0c4-df7a4e-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