Color

#1f024a

#1f024a
hex#1f024a
rgbrgb(31, 2, 74)
hslhsl(264, 95%, 15%)
oklchoklch(0.218 0.117 292)
Closest name: Your Darkness (#220044)Relative luminance 0.0083

Colors that go with #1f024a

Charcoal, Royal Blue and Teal lead the list. Each partner is a real named colour with the reason it works — a wheel relationship, a neutral that carries it, or a pairing lifted from a palette or brand system that actually shipped — and every pair opens in the palette tool.

Tints & shades

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

Harmonies

Complementary

Open in tool →

#2e4b02

#02094b · #43024b

#4b1f02 · #024b1f

Split-complementary

Open in tool →

#4b4302 · #094b02

#4b0209 · #2e4b02 · #024b43

Contrast

#1f024a as textRatioAAAA largeAAAFix
Aaon white
18.01:1passpasspassPasses AAA — no fix needed.
Aaon black
1.17:1failfailfail
  • AA: use #924cfa as the text (4.64:1)
  • AAA: use #b07efc as the text (7.24:1)
  • AA: or shift the background to #808080 (4.56:1)
  • AAA: or shift the background to #a3a3a3 (7.14:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #1f024a 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

#1f024a reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #1f024a
live endpoint

Point any MCP client at the shared colors endpoint and your agent gets the same engine as this page — direct_palette, edit_direction, check_palette, check_contrast — read-only, no key. Every direction it proposes comes with a /colors/d/… link: open it, lock what you like, paste the link back, and the agent edits rather than re-rolls.

endpointhttps://mcp.brandsweets.com/colors/mcp
claude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt

analyze #1f024a and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/1f024a-b19cc4-dfd34e-2b1f2d-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