Harbour
Open in tool →Steel blue and haze with a buoy orange on a pale grey — the maritime palette every port town uses for a reason.
Color
#293238
#293238
hex
#293238rgb
rgb(41, 50, 56)hsl
hsl(204, 15%, 19%)oklch
oklch(0.311 0.016 237.3)Closest name: Nightmare Fuel (#293135)Relative luminance 0.0304
Colors that go with #293238
Amber, Blue and Blush Pink 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.
Blue #0000ff
shippedBlue is paired with #293238 in 5 real palettes, including Readymag's brand system and Instacart's brand system, as the supporting colour — a combination designers have actually shipped, not a computed rotation.
Blush Pink #e8b4b8
shippedBlush Pink is paired with #293238 in 5 real palettes, including Rain Garden and Blush, as the accent — a combination designers have actually shipped, not a computed rotation.
Burlywood #deb887
shippedBurlywood is paired with #293238 in 5 real palettes, including Polaroid and Coastal, as the accent — a combination designers have actually shipped, not a computed rotation.
Cadet Blue #5f9ea0
shippedCadet Blue is paired with #293238 in 8 real palettes, including Clean Beauty and Coastal, as the lead colour — a combination designers have actually shipped, not a computed rotation.
Champagne #f7e7ce
shippedChampagne is paired with #293238 in 6 real palettes, including Darkroom and Forest Floor, as the surface under it — a combination designers have actually shipped, not a computed rotation.
Cobalt Blue #0047ab
shippedCobalt Blue is paired with #293238 in 5 real palettes, including Blue Mono and Airtable's brand system, as the lead colour — a combination designers have actually shipped, not a computed rotation.
White Smoke #f5f5f5
neutralWhite Smoke is the near-white surface #293238 was made for — maximum legibility with no colour cast to argue with.
Real palettes that use #293238
Tints & shades
Harmonies
Contrast
| #293238 as text | Ratio | AA | AA large | AAA | Fix |
|---|---|---|---|---|---|
Aaon white | 13.06:1 | pass | pass | pass | Passes AAA — no fix needed. |
Aaon black | 1.61:1 | 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 #293238 as the background.
Brands using this color
Palettes built around it
Fonts for this mood
#293238 reads as cool, muted, dark. The font library is tagged with the same vocabulary:
mcpConnect your agent — build around #293238
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 #293238 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link
tool url
/palettes/new/293238-9cafc4-df4e5a-1f222d-e9f1f0?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