Color

#1f043e

#1f043e
hex#1f043e
rgbrgb(31, 4, 62)
hslhsl(268, 88%, 13%)
oklchoklch(0.207 0.101 298.2)
Closest name: Your Darkness (#220044)Relative luminance 0.0073

Tints & shades

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

Harmonies

Complementary

Open in tool →

#233e04

#04063e · #3c043e

#3e1f04 · #043e1f

Split-complementary

Open in tool →

#3e3c04 · #063e04

#3e0406 · #233e04 · #043e3c

Contrast

#1f043e as textRatioAAAA largeAAAFix
Aaon white
18.34:1passpasspassPasses AAA — no fix needed.
Aaon black
1.15:1failfailfail
  • AA: use #9849f3 as the text (4.58:1)
  • AAA: use #b67ef7 as the text (7.32:1)
  • AA: or shift the background to #808080 (4.64:1)
  • AAA: or shift the background to #a1a1a1 (7.1:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #1f043e 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

#1f043e reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #1f043e
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 #1f043e and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/1f043e-b39cc4-dfdc4e-2c1f2d-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