Color
#150655
#150655rgb(21, 6, 85)hsl(251, 87%, 18%)oklch(0.226 0.128 277.8)Colors that go with #150655
Steel Blue, Cadet Blue and Cobalt Blue 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.
Steel Blue #4682b4
analogousshippedSteel Blue is #150655's neighbour on the wheel, so the two read as one family — use it for hover states, gradients and secondary surfaces.
Cadet Blue #5f9ea0
shippedCadet Blue is paired with #150655 in 5 real palettes, including Arctic and Open House, as the supporting colour — a combination designers have actually shipped, not a computed rotation.
Cobalt Blue #0047ab
shippedCobalt Blue is paired with #150655 in 5 real palettes, including Glacier and Blue Mono, as the accent — a combination designers have actually shipped, not a computed rotation.
Denim #1560bd
shippedDenim is paired with #150655 in 6 real palettes, including Peacock and Open House, as the supporting colour — a combination designers have actually shipped, not a computed rotation.
Goldenrod #daa520
shippedGoldenrod is paired with #150655 in 4 real palettes, including Sapphire & Gold and Open House, as the supporting colour — a combination designers have actually shipped, not a computed rotation.
Royal Blue #4169e1
shippedRoyal Blue is paired with #150655 in 4 real palettes, including Telehealth and Slate Workspace, as the lead colour — a combination designers have actually shipped, not a computed rotation.
Slate Gray #708090
shippedSlate Gray is paired with #150655 in 5 real palettes, including Clinic and Slate Workspace, as the supporting colour — a combination designers have actually shipped, not a computed rotation.
Charcoal #36454f
neutralshippedCharcoal is the text near-black for #150655: softer than #000 and cool enough to feel like part of the same palette.
Real palettes that use #150655
Tints & shades
Harmonies
Contrast
| #150655 as text | Ratio | AA | AA large | AAA | Fix |
|---|---|---|---|---|---|
Aaon white | 17.66:1 | pass | pass | pass | Passes AAA — no fix needed. |
Aaon black | 1.19:1 | 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 #150655 as the background.
Brands using this color
Fonts for this mood
#150655 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 #150655 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link
/palettes/new/150655-a89cc4-dfb34e-281f2d-e9ecf1?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