Chalkboard
Open in tool →Slate green with chalk cream and a coral — nostalgic without being twee.
Color
#252d2b
#252d2b
hex
#252d2brgb
rgb(37, 45, 43)hsl
hsl(165, 10%, 16%)oklch
oklch(0.289 0.012 178.7)Closest name: Cinder (#242a2e)Relative luminance 0.0244
Tints & shades
Harmonies
Contrast
| #252d2b as text | Ratio | AA | AA large | AAA | Fix |
|---|---|---|---|---|---|
Aaon white | 14.1:1 | pass | pass | pass | Passes AAA — no fix needed. |
Aaon black | 1.49:1 | 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 #252d2b as the background.
Brands using this color
Palettes built around it
Homestead
Open in tool →Timber and olive for homes that photograph in golden hour; nothing here competes with a good listing photo.
Clean Beauty
Open in tool →Sage and clay on unbleached white — the nothing-to-hide palette for ingredient-led skincare.
Olive Grove
Open in tool →Olive and straw with a rust accent — Mediterranean and unhurried; good for food, wine and hospitality.
Fonts for this mood
#252d2b reads as muted, dark, luxury. The font library is tagged with the same vocabulary:
mcpConnect your agent — build around #252d2b
live endpointPoint any MCP client at the shared colors endpoint and your agent gets the same engine as this page — generate_palette, check_contrast, analyze_color — read-only, no key. Every palette it proposes comes with a /palettes/new/… link: open it, lock what you like, paste the link back.
endpoint
https://mcp.brandsweets.com/colors/mcpclaude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt
›analyze #252d2b and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link
tool url
/palettes/new/252d2b-a2beba-d459b3-1f2b2d-e9f1eb?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