Color
#17031b
#17031brgb(23, 3, 27)hsl(290, 80%, 6%)oklch(0.156 0.059 321.2)Colors that go with #17031b
Charcoal, Slate Blue and Teal 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.
Charcoal #36454f
neutralshippedCharcoal is the text near-black for #17031b: softer than #000 and cool enough to feel like part of the same palette.
Slate Blue #6a5acd
analogousshippedSlate Blue is #17031b's neighbour on the wheel, so the two read as one family — use it for hover states, gradients and secondary surfaces.
Teal #008080
split-complementshippedTeal is a split-complement of #17031b: nearly opposite, so it still pops against it, without the vibrating edge of a true complement.
Forest Green #228b22
complementaryshippedForest Green sits directly opposite #17031b on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight.
Amber #ffbf00
shippedAmber is paired with #17031b in 16 real palettes, including Southwest Airlines's brand system and Lemon Squeezy's brand system, as the accent.
Blue #0000ff
shipped19 real palettes, including Pfizer's brand system and native Cybersecurity's brand system put Blue beside #17031b, as the supporting colour.
Blue Violet #8a2be2
shippedBlue Violet is paired with #17031b in 10 real palettes, including Gemstone and Twitch's brand system, as the supporting colour.
Brown #a52a2a
shipped4 real palettes, including Velvet and Garnet put Brown beside #17031b, as the lead colour.
Real palettes that use #17031b
Tints & shades
Harmonies
Contrast
| #17031b as text | Ratio | AA | AA large | AAA | Fix |
|---|---|---|---|---|---|
Aaon white | 19.71:1 | pass | pass | pass | Passes AAA — no fix needed. |
Aaon black | 1.07:1 | 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 #17031b 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
#17031b reads as cool, vivid, dark. The font library is tagged with the same vocabulary:
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.
https://mcp.brandsweets.com/colors/mcpclaude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
›analyze #17031b and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link
/palettes/new/17031b-bf9fc1-a6cb62-2d1f29-ece9f1?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