Color

#031e30

#031e30
hex#031e30
rgbrgb(3, 30, 48)
hslhsl(204, 88%, 10%)
oklchoklch(0.225 0.048 241.5)
Closest name: Midnight Dreams (#002233)Relative luminance 0.0116

Tints & shades

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

Harmonies

Complementary

Open in tool →

#301503

#03302b · #030830

#30031e · #1e3003

Split-complementary

Open in tool →

#300308 · #302b03

#2b0330 · #301503 · #083003

Contrast

#031e30 as textRatioAAAA largeAAAFix
Aaon white
17.04:1passpasspassPasses AAA — no fix needed.
Aaon black
1.23:1failfailfail
  • AA: use #0d7bc5 as the text (4.66:1)
  • AAA: use #1e9cf1 as the text (7.08:1)
  • AA: or shift the background to #858585 (4.62:1)
  • AAA: or shift the background to #a6a6a6 (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 #031e30 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

#031e30 reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #031e30
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 #031e30 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/031e30-9cafc4-df4e5a-1f222d-e9f1f0?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