Color

#031c30

#031c30
hex#031c30
rgbrgb(3, 28, 48)
hslhsl(207, 88%, 10%)
oklchoklch(0.219 0.05 245.7)
Closest name: Midnight Dreams (#002233)Relative luminance 0.0106

Tints & shades

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

Harmonies

Complementary

Open in tool →

#301703

#03302e · #030530

#30031c · #1c3003

Split-complementary

Open in tool →

#300305 · #302e03

#2e0330 · #301703 · #053003

Contrast

#031c30 as textRatioAAAA largeAAAFix
Aaon white
17.32:1passpasspassPasses AAA — no fix needed.
Aaon black
1.21:1failfailfail
  • AA: use #0d77ce as the text (4.55:1)
  • AAA: use #319bf2 as the text (7.1:1)
  • AA: or shift the background to #828282 (4.51:1)
  • AAA: or shift the background to #a6a6a6 (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 #031c30 as the background.

Brands using this color

No public brand in the corpus uses this exact color yet. Extract a brand to add one.

Palettes built around it

Fonts for this mood

#031c30 reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #031c30
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 #031c30 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/031c30-9cadc4-df4e53-1f212d-e9f1f1?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