Color

#a45023

#a45023
hex#a45023
rgbrgb(164, 80, 35)
hslhsl(21, 65%, 39%)
oklchoklch(0.528 0.125 46)
Closest name: sienna (#a0522d)Relative luminance 0.1375

Colors that go with #a45023

Crimson, 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 →

#2377a4

#a42336 · #a49123

#23a450 · #5023a4

Split-complementary

Open in tool →

#23a491 · #2336a4

#36a423 · #2377a4 · #9123a4

Contrast

#a45023 as textRatioAAAA largeAAAFix
Aaon white
5.6:1passpassfail
  • AAA: use #8b441d as the text (7.14:1)
Aaon black
3.75:1failpassfail
  • AA: use #b95a27 as the text (4.55:1)
  • AAA: use #da7f4e as the text (7.13:1)
  • AA: or shift the background to #e8e8e8 (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 #a45023 as the background.

Brands using this color

Fonts for this mood

#a45023 reads as warm, vivid, playful. The font library is tagged with the same vocabulary:

mcpConnect your agent — build around #a45023
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 #a45023 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link

tool url/palettes/new/a45023-c4af9c-62cbbd-2d2a1f-f1e9ea?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