Glacier
Open in tool →Three blues from ice to deep water on a pale surface — a monochromatic winter set with real depth.
Color
#047db9
#047db9
hex
#047db9rgb
rgb(4, 125, 185)hsl
hsl(200, 96%, 37%)oklch
oklch(0.563 0.129 240.5)Closest name: Haddock’s Sweater (#277aba)Relative luminance 0.182
Colors that go with #047db9
Charcoal, Crimson and Amber 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 #047db9: softer than #000 and cool enough to feel like part of the same palette.
Crimson #dc143c
split-complementshippedCrimson is a split-complement of #047db9: nearly opposite, so it still pops against it, without the vibrating edge of a true complement.
Amber #ffbf00
shippedAmber is paired with #047db9 in 8 real palettes, including Wired's brand system and Lemon Squeezy's brand system, as the accent.
Blue #0000ff
shipped11 real palettes, including Readymag's brand system and Pixar's brand system put Blue beside #047db9, as the supporting colour.
Cobalt Blue #0047ab
shippedDesigners have shipped Cobalt Blue with #047db9: 6 real palettes, including Hershey's's brand system and Glacier, as the supporting colour.
Deep Sky Blue #00bfff
shippedDesigners have shipped Deep Sky Blue with #047db9: 5 real palettes, including Deep Water and Astro's brand system, as the lead colour.
Dodger Blue #1e90ff
shippedDesigners have shipped Dodger Blue with #047db9: 4 real palettes, including Apple's brand system and HashiCorp's brand system, as the supporting colour.
Firebrick #b22222
shippedDesigners have shipped Firebrick with #047db9: 4 real palettes, including AT&T's brand system and Wendy's's brand system, as the accent.
Real palettes that use #047db9
Tints & shades
Harmonies
Contrast
| #047db9 as text | Ratio | AA | AA large | AAA | Fix |
|---|---|---|---|---|---|
Aaon white | 4.53:1 | pass | pass | fail |
|
Aaon black | 4.64:1 | 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 #047db9 as the background.
Brands using this color
Palettes built around it
Fonts for this mood
#047db9 reads as cool, vivid, technical. The font library is tagged with the same vocabulary:
mcpConnect your agent — build around #047db9
live endpointPoint 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.
endpoint
https://mcp.brandsweets.com/colors/mcpclaude mcp add --transport http brandsweets-colors https://mcp.brandsweets.com/colors/mcp
try this prompt
›analyze #047db9 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link
tool url
/palettes/new/047db9-9cb2c4-df4e64-1f232d-e9f1f0?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