Darkroom
Open in tool →Sepia, faded ochre and a teal shadow on aged paper — the photograph-in-a-drawer palette, tuned so it still passes AA.
Color
#455459
#455459
hex
#455459rgb
rgb(69, 84, 89)hsl
hsl(195, 13%, 31%)oklch
oklch(0.435 0.021 220)Closest name: All Nighter (#455454)Relative luminance 0.0833
Colors that go with #455459
Cadet Blue, Champagne and Copper 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.
Cadet Blue #5f9ea0
shippedCadet Blue is paired with #455459 in 4 real palettes, including Paper & Pine and Dusk, as the supporting colour — a combination designers have actually shipped, not a computed rotation.
Champagne #f7e7ce
shippedChampagne is paired with #455459 in 4 real palettes, including Darkroom and BrandSweets's brand system, as the surface under it — a combination designers have actually shipped, not a computed rotation.
Copper #b87333
shippedCopper is paired with #455459 in 5 real palettes, including Desert Road and Dusk, as the lead colour — a combination designers have actually shipped, not a computed rotation.
Crimson #dc143c
shippedCrimson is paired with #455459 in 4 real palettes, including Gemstone and Dunkin''s brand system, as the accent — a combination designers have actually shipped, not a computed rotation.
Denim #1560bd
shippedDenim is paired with #455459 in 4 real palettes, including Hinge's brand system and Jack Daniel's's brand system, as the accent — a combination designers have actually shipped, not a computed rotation.
Goldenrod #daa520
shippedGoldenrod is paired with #455459 in 4 real palettes, including Fireside and Mid-Century, as the accent — a combination designers have actually shipped, not a computed rotation.
Medium Sea Green #3cb371
shippedMedium Sea Green is paired with #455459 in 5 real palettes, including Console Light and Mint Modern, as the accent — a combination designers have actually shipped, not a computed rotation.
White Smoke #f5f5f5
neutralWhite Smoke is the near-white surface #455459 was made for — maximum legibility with no colour cast to argue with.
Real palettes that use #455459
Tints & shades
Harmonies
Contrast
| #455459 as text | Ratio | AA | AA large | AAA | Fix |
|---|---|---|---|---|---|
Aaon white | 7.88:1 | pass | pass | pass | Passes AAA — no fix needed. |
Aaon black | 2.67:1 | 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 #455459 as the background.
Brands using this color
No public brand in the corpus uses this exact color yet. Extract a brand to add one.
Palettes built around it
mcpConnect your agent — build around #455459
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 #455459 and generate a 5-color palette that keeps it as the primary; give me the /palettes/new link
tool url
/palettes/new/455459-9cb5c4-df4e70-1f242d-e9f1ef?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