Color
#10034f
#10034frgb(16, 3, 79)hsl(250, 93%, 16%)oklch(0.21 0.124 275.8)Colors that go with #10034f
Charcoal, Sea Green and Steel 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.
Charcoal #36454f
neutralshippedCharcoal is the text near-black for #10034f: softer than #000 and cool enough to feel like part of the same palette.
Sea Green #2e8b57
triadicshippedSea Green completes a triad with #10034f — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash.
Steel Blue #4682b4
analogousshippedSteel Blue is #10034f's neighbour on the wheel, so the two read as one family — use it for hover states, gradients and secondary surfaces.
Amber #ffbf00
shippedAmber is paired with #10034f in 4 real palettes, including Southwest Airlines's brand system and Blueprint, as the accent.
Blue #0000ff
shipped7 real palettes, including Penpot's brand system and League of Legends's brand system put Blue beside #10034f, as the supporting colour.
Cadet Blue #5f9ea0
shippedDesigners have shipped Cadet Blue with #10034f: 7 real palettes, including SoFi's brand system and Arctic, as the supporting colour.
Cobalt Blue #0047ab
shippedDesigners have shipped Cobalt Blue with #10034f: 9 real palettes, including Glacier and Air France's brand system, as the accent.
Crimson #dc143c
shippedCrimson is paired with #10034f in 5 real palettes, including Gemstone and Chase's brand system, as the accent.
Real palettes that use #10034f
Tints & shades
Harmonies
Contrast
| #10034f as text | Ratio | AA | AA large | AAA | Fix |
|---|---|---|---|---|---|
Aaon white | 18.29:1 | pass | pass | pass | Passes AAA — no fix needed. |
Aaon black | 1.15:1 | 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 #10034f as the background.
Brands using this color
Fonts for this mood
#10034f 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 #10034f and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link
/palettes/new/10034f-a79cc4-dfb14e-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