Color

#1d083b

#1d083b
hex#1d083b
rgbrgb(29, 8, 59)
hslhsl(265, 76%, 13%)
oklchoklch(0.207 0.091 296.2)
Closest name: Midnight Monarch (#1c0f33)Relative luminance 0.0075

Colors that go with #1d083b

Charcoal, Royal Blue and Sea Green 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 →

#253a08

#080c3a · #36083a

#3a1d08 · #083a1d

Split-complementary

Open in tool →

#3a3608 · #0c3a08

#3a080c · #253a08 · #083a36

Contrast

#1d083b as textRatioAAAA largeAAAFix
Aaon white
18.26:1passpasspassPasses AAA — no fix needed.
Aaon black
1.15:1failfailfail
  • AA: use #9254e8 as the text (4.66:1)
  • AAA: use #af81ee as the text (7.2:1)
  • AA: or shift the background to #808080 (4.62:1)
  • AAA: or shift the background to #a1a1a1 (7.07:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #1d083b 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

#1d083b reads as cool, vivid, dark. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #1d083b
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 #1d083b and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/1d083b-b19cc4-dfd54e-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