# #999bbd

A color — cool, muted. Deterministic analysis from BrandSweets (no inference).

## Values

- Hex: `#999bbd`
- RGB: rgb(153, 155, 189)
- HSL: hsl(237, 21%, 67%)
- OKLCH: oklch(0.7 0.05 282.4)
- Relative luminance: 0.3389
- Nearest named color: Easter Egg (#8e97c7, Δ 2.616) — https://brandsweets.com/colors/easter-egg
- Moods: cool, muted
- Page: https://brandsweets.com/colors/999bbd

## Tints & shades

- Tints (toward white): #a2a4c3, #acadc9, #b5b6cf, #bebfd5, #cbcbdd, #d4d5e3, #dddee9, #e6e7ef, #f0f0f5, #f9f9fb
- Shades (toward black): #8789b0, #7174a2, #616394, #555782, #494a6f, #3a3c59, #2e3047, #222334, #14151f, #08080c

## Harmonies

- Complementary: #bdbb99
- Analogous: #99adbd, #a999bd
- Triadic: #bd999b, #9bbd99
- Split-complementary: #bda999, #adbd99
- Tetradic: #bd99ad, #bdbb99, #99bda9

## Colors that go with #999bbd

Named partners (harmony on the OKLCH wheel, co-occurrence in curated palettes and brand systems, and the neutrals that carry it), best first:

- **Charcoal** #36454f [role, pool] — Charcoal is the text near-black for #999bbd: softer than #000 and cool enough to feel like part of the same palette. Seen in: Paper & Pine (https://brandsweets.com/palettes/minimal#paper-and-pine), Dusty Blue (https://brandsweets.com/palettes/cool#dusty-blue), Mercury (https://brandsweets.com/colors/brands/mercury-com), Bloomberg (https://brandsweets.com/colors/brands/bloomberg-com). — https://brandsweets.com/colors/charcoal
- **Sand** #c2b280 [harmony, pool: complementary] — Sand sits directly opposite #999bbd on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight. Seen in: Garden Wedding (https://brandsweets.com/palettes/light#garden-wedding). — https://brandsweets.com/colors/sand
- **Copper** #b87333 [pool] — Designers have shipped Copper with #999bbd: 4 real palettes, including Dusk and Riverbed, as the accent. Seen in: Dusk (https://brandsweets.com/palettes/cool#dusk), Riverbed (https://brandsweets.com/palettes/muted#riverbed), Atelier (https://brandsweets.com/palettes/elegant#atelier), Clean Beauty (https://brandsweets.com/palettes/minimal#clean-beauty). — https://brandsweets.com/colors/copper
- **Deep Sky Blue** #00bfff [pool] — Designers have shipped Deep Sky Blue with #999bbd: 5 real palettes, including Calm's brand system and Max's brand system, as the lead colour. Seen in: Calm (https://brandsweets.com/colors/brands/calm-com), Max (https://brandsweets.com/colors/brands/max-com), Snowflake AI Data Cloud (https://brandsweets.com/colors/brands/snowflake-com), Blueprint (https://brandsweets.com/palettes/technical#blueprint). — https://brandsweets.com/colors/deepskyblue
- **Denim** #1560bd [pool] — Designers have shipped Denim with #999bbd: 4 real palettes, including Dusk and Open House, as the lead colour. Seen in: Dusk (https://brandsweets.com/palettes/cool#dusk), Open House (https://brandsweets.com/palettes/clean#open-house), Coca-Cola (https://brandsweets.com/colors/brands/coca-cola-com), Venmo (https://brandsweets.com/colors/brands/venmo-com). — https://brandsweets.com/colors/denim
- **Dodger Blue** #1e90ff [pool] — Designers have shipped Dodger Blue with #999bbd: 4 real palettes, including Studio Grey and Patreon's brand system, as the accent. Seen in: Studio Grey (https://brandsweets.com/palettes/minimal#studio-grey), Patreon (https://brandsweets.com/colors/brands/patreon-com), Spline (https://brandsweets.com/colors/brands/spline-design), Venmo (https://brandsweets.com/colors/brands/venmo-com). — https://brandsweets.com/colors/dodgerblue
- **Emerald Green** #50c878 [pool] — Emerald Green is paired with #999bbd in 4 real palettes, including Ledger Dark and Scale AI's brand system, as the accent. Seen in: Ledger Dark (https://brandsweets.com/palettes/dark#ledger-dark), Scale AI (https://brandsweets.com/colors/brands/scale-com), Supabase (https://brandsweets.com/colors/brands/supabase), Obsidian (https://brandsweets.com/colors/brands/obsidian-md). — https://brandsweets.com/colors/emerald-green
- **Midnight Blue** #191970 [pool] — 8 real palettes, including Open House and First Snow put Midnight Blue beside #999bbd, as the text colour against it. Seen in: Open House (https://brandsweets.com/palettes/clean#open-house), First Snow (https://brandsweets.com/palettes/cool#first-snow), Lavender Milk (https://brandsweets.com/palettes/light#lavender-milk), Plaid (https://brandsweets.com/colors/brands/plaid-com). — https://brandsweets.com/colors/midnightblue

## Contrast (WCAG 2.x, as text)

- On white (#ffffff): 2.7:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #6e70a0 (4.68:1); AA: background → #333333 (4.68:1); AAA: text → #53557f (7.06:1); AAA: background → #0f0f0f (7.1:1)
- On black (#000000): 7.78:1 — AA pass, AA-large pass, AAA pass

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/999bbd-9f9cc4-df924e-251f2d-e9edf1?lock=0&style=vibrant
(Humans lock/regenerate in the tool; the URL is the state — read `lock=` back to see what they kept.)

## Connect an agent

Point any MCP client at the BrandSweets colors endpoint for the same engine:

- Endpoint: https://mcp.brandsweets.com/colors/mcp
- Tools: `analyze_color` (e.g. `analyze_color({ color: "#999bbd" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.