Color

#90403c

#90403c
hex#90403c
rgbrgb(144, 64, 60)
hslhsl(3, 41%, 40%)
oklchoklch(0.476 0.109 25)
Closest name: Brick (#a03623)Relative luminance 0.0992

Colors that go with #90403c

Royal Blue, Teal and Champagne 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.

Real palettes that use #90403c

Tints & shades

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

Harmonies

Complementary

Open in tool →

#3c8c90

#903c62 · #906a3c

#3c9040 · #403c90

Split-complementary

Open in tool →

#3c906a · #3c6290

#62903c · #3c8c90 · #6a3c90

Contrast

#90403c as textRatioAAAA largeAAAFix
Aaon white
7.04:1passpasspassPasses AAA — no fix needed.
Aaon black
2.98:1failfailfail
  • AA: use #b85b56 as the text (4.67:1)
  • AAA: use #ca8581 as the text (7.18:1)
  • AA: or shift the background to #cfcfcf (4.52:1)
  • AAA: or shift the background to #ffffff (7.04:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #90403c 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

#90403c reads as warm. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #90403c
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 #90403c and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/90403c-c4a39c-62cb9d-2d261f-f1e9ed?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