Color

#1f044e

#1f044e
hex#1f044e
rgbrgb(31, 4, 78)
hslhsl(262, 90%, 16%)
oklchoklch(0.225 0.12 289.6)
Closest name: Your Darkness (#220044)Relative luminance 0.0093

Tints & shades

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

Harmonies

Complementary

Open in tool →

#334e04

#040e4e · #44044e

#4e1f04 · #044e1f

Split-complementary

Open in tool →

#4e4404 · #0e4e04

#4e040e · #334e04 · #044e44

Contrast

#1f044e as textRatioAAAA largeAAAFix
Aaon white
17.71:1passpasspassPasses AAA — no fix needed.
Aaon black
1.19:1failfailfail
  • AA: use #8d51f6 as the text (4.64:1)
  • AAA: use #ad81f8 as the text (7.27:1)
  • AA: or shift the background to #828282 (4.61:1)
  • AAA: or shift the background to #a3a3a3 (7.02:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #1f044e 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

#1f044e reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #1f044e
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 #1f044e and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/1f044e-af9cc4-dfce4e-2a1f2d-e9eaf1?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