Color
#648cf2
#648cf2rgb(100, 140, 242)hsl(223, 85%, 67%)oklch(0.659 0.158 266.1)Colors that go with #648cf2
Dark Goldenrod, Charcoal and Tomato 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.
Dark Goldenrod #b8860b
complementaryDark Goldenrod sits directly opposite #648cf2 on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight.
Charcoal #36454f
neutralshippedCharcoal is the text near-black for #648cf2: softer than #000 and cool enough to feel like part of the same palette.
Tomato #ff6347
triadicshippedTomato completes a triad with #648cf2 — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash.
Medium Sea Green #3cb371
triadicshippedMedium Sea Green completes a triad with #648cf2 — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash.
Ochre #cc7722
split-complementOchre is a split-complement of #648cf2: nearly opposite, so it still pops against it, without the vibrating edge of a true complement.
Olive Drab #6b8e23
split-complementOlive Drab is a split-complement of #648cf2: nearly opposite, so it still pops against it, without the vibrating edge of a true complement.
Amber #ffbf00
shippedAmber is paired with #648cf2 in two real palettes: Blueprint and Heatwave, as the accent — a combination designers have actually shipped, not a computed rotation.
Copper #b87333
shippedCopper is paired with #648cf2 in two real palettes: Notion's brand system and Dusk — a combination designers have actually shipped, not a computed rotation.
Real palettes that use #648cf2
Tints & shades
Harmonies
Contrast
| #648cf2 as text | Ratio | AA | AA large | AAA | Fix |
|---|---|---|---|---|---|
Aaon white | 3.19:1 | fail | pass | fail | |
Aaon black | 6.58:1 | pass | 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 #648cf2 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
#648cf2 reads as cool, vivid, technical. 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 #648cf2 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link
/palettes/new/648cf2-9ca3c4-df704e-211f2d-e9eff1?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