Color
#15664b
#15664brgb(21, 102, 75)hsl(160, 66%, 24%)oklch(0.456 0.087 165.4)Colors that go with #15664b
Charcoal, Crimson and Medium Violet Red 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 #15664b: softer than #000 and cool enough to feel like part of the same palette.
Crimson #dc143c
split-complementshippedCrimson is a split-complement of #15664b: nearly opposite, so it still pops against it, without the vibrating edge of a true complement.
Medium Violet Red #c71585
complementaryshippedMedium Violet Red sits directly opposite #15664b 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 #15664b, as the surface under it.
Denim #1560bd
shippedDesigners have shipped Denim with #15664b: 7 real palettes, including Intel's brand system and Jack Daniel's's brand system, as the supporting colour.
Goldenrod #daa520
shippedGoldenrod shows up next to #15664b in 4 real palettes, including Fireside and Mid-Century, as the accent.
Orange Red #ff4500
shippedOrange Red is paired with #15664b in 4 real palettes, including Neon's brand system and Clerk's brand system, as the accent.
Royal Blue #4169e1
shippedRoyal Blue is paired with #15664b in 5 real palettes, including GitHub's brand system and Console Light, as the accent.
Real palettes that use #15664b
Tints & shades
Harmonies
Contrast
| #15664b as text | Ratio | AA | AA large | AAA | Fix |
|---|---|---|---|---|---|
Aaon white | 6.92:1 | pass | pass | fail |
|
Aaon black | 3.03:1 | fail | pass | fail |
Fixes keep hue and saturation and move lightness only, so the suggestion stays on-brand. Ratios are symmetric: the same numbers apply with #15664b 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
#15664b reads as vivid, dark, luxury. 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 #15664b and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link
/palettes/new/15664b-a2beb8-d459be-1f2c2d-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