Sepia Mono
Open in tool →A single warm brown from espresso to oat — the sepia scale as a working palette, not a filter.
Color
#644940
#644940
hex
#644940rgb
rgb(100, 73, 64)hsl
hsl(15, 22%, 32%)oklch
oklch(0.432 0.04 39.2)Closest name: Black Power (#654b37)Relative luminance 0.0784
Colors that go with #644940
Teal, Champagne and Copper 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.
Teal #008080
complementaryshippedTeal sits directly opposite #644940 on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight.
Champagne #f7e7ce
shipped4 real palettes, including Darkroom and BrandSweets's brand system put Champagne beside #644940, as the surface under it.
Copper #b87333
shippedDesigners have shipped Copper with #644940: 6 real palettes, including Bramble and Bakery, as the supporting colour.
Crimson #dc143c
shippedCrimson is paired with #644940 in 4 real palettes, including Codecademy's brand system and Dunkin''s brand system, as the accent.
Denim #1560bd
shippedDesigners have shipped Denim with #644940: 4 real palettes, including HP's brand system and Hinge's brand system, as the accent.
Royal Blue #4169e1
shippedRoyal Blue is paired with #644940 in 5 real palettes, including Console Light and Subaru's brand system, as the lead colour.
Rust #b7410e
shippedRust shows up next to #644940 in 4 real palettes, including Magazine Ochre and Trailhead, as the lead colour.
Cream #fffdd0
neutralCream is the surface #644940 wants: a warm off-white that shares its undertone, so #644940 reads softer on it than on pure white.
Real palettes that use #644940
Tints & shades
Harmonies
Contrast
| #644940 as text | Ratio | AA | AA large | AAA | Fix |
|---|---|---|---|---|---|
Aaon white | 8.17:1 | pass | pass | pass | Passes AAA — no fix needed. |
Aaon black | 2.57:1 | fail | fail | fail |
Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #644940 as the background.
Brands using this color
No public brand in the corpus uses this exact color yet. Extract a brand to add one.
Palettes built around it
Fonts for this mood
#644940 reads as warm, muted, editorial. The font library is tagged with the same vocabulary:
mcpConnect your agent — build around #644940
live endpointPoint 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.
endpoint
https://mcp.brandsweets.com/colors/mcpclaude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt
›analyze #644940 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link
tool url
/palettes/new/644940-c4ab9c-62cbb2-2d291f-f1e9eb?lock=0&style=vibrantWant the agent to remember your picks and write them into a living brand? Create a free BrandSweets workspace.
Machine-readable: color.md