Color

#a45837

#a45837
hex#a45837
rgbrgb(164, 88, 55)
hslhsl(18, 50%, 43%)
oklchoklch(0.544 0.11 43.4)
Closest name: sienna (#a0522d)Relative luminance 0.1515

Colors that go with #a45837

Teal, Champagne and Crimson 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 →

#3784a4

#a4374d · #a48f37

#37a458 · #5837a4

Split-complementary

Open in tool →

#37a48f · #374da4

#4da437 · #3784a4 · #8f37a4

Contrast

#a45837 as textRatioAAAA largeAAAFix
Aaon white
5.21:1passpassfail
  • AAA: use #86472d as the text (7.11:1)
Aaon black
4.03:1failpassfail
  • AA: use #b05e3b as the text (4.51:1)
  • AAA: use #cc8566 as the text (7.11:1)
  • AA: or shift the background to #f0f0f0 (4.57:1)

Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #a45837 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

#a45837 reads as warm. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #a45837
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 #a45837 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/a45837-c4ad9c-62cbb8-2d291f-f1e9eb?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