Color
#5d90fe
#5d90fergb(93, 144, 254)hsl(221, 99%, 68%)oklch(0.671 0.172 263.7)Colors that go with #5d90fe
Charcoal, Medium Sea Green 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.
Charcoal #36454f
neutralshippedCharcoal is the text near-black for #5d90fe: softer than #000 and cool enough to feel like part of the same palette.
Medium Sea Green #3cb371
triadicshippedMedium Sea Green completes a triad with #5d90fe — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash.
Tomato #ff6347
triadicshippedTomato completes a triad with #5d90fe — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash.
Amber #ffbf00
shippedAmber is paired with #5d90fe in 8 real palettes, including Blueprint and Google's brand system, as the accent.
Blue #0000ff
shipped11 real palettes, including Unity's brand system and Qualcomm's brand system put Blue beside #5d90fe, as the supporting colour.
Dark Orange #ff8c00
shippedDark Orange shows up next to #5d90fe in 4 real palettes, including Playground and Ahrefs's brand system, as the lead colour.
Deep Sky Blue #00bfff
shippedDesigners have shipped Deep Sky Blue with #5d90fe: 7 real palettes, including Blueprint and Figma's brand system, as the lead colour.
Denim #1560bd
shippedDesigners have shipped Denim with #5d90fe: 11 real palettes, including Apple's brand system and Coursera's brand system, as the accent.
Real palettes that use #5d90fe
Tints & shades
Harmonies
Contrast
| #5d90fe as text | Ratio | AA | AA large | AAA | Fix |
|---|---|---|---|---|---|
Aaon white | 3.05:1 | fail | pass | fail | |
Aaon black | 6.89:1 | 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 #5d90fe 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
#5d90fe 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 #5d90fe and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link
/palettes/new/5d90fe-9ca4c4-df6b4e-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