# #999bc7

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

## Values

- Hex: `#999bc7`
- RGB: rgb(153, 155, 199)
- HSL: hsl(237, 29%, 69%)
- OKLCH: oklch(0.704 0.064 282.6)
- Relative luminance: 0.3434
- Nearest named color: Easter Egg (#8e97c7, Δ 1.978) — https://brandsweets.com/colors/easter-egg
- Moods: cool, muted
- Page: https://brandsweets.com/colors/999bc7

## Tints & shades

- Tints (toward white): #a3a5cc, #adafd2, #b7b8d7, #c0c2dd, #cacce2, #d1d2e6, #dbdceb, #e5e5f1, #efeff6, #f8f9fb
- Shades (toward black): #8588bc, #6e72af, #5b5ea4, #4e518d, #43467a, #363963, #2b2d4f, #1f2038, #141524, #07080d

## Harmonies

- Complementary: #c7c599
- Analogous: #99b2c7, #ae99c7
- Triadic: #c7999b, #9bc799
- Split-complementary: #c7ae99, #b2c799
- Tetradic: #c799b2, #c7c599, #99c7ae

## Colors that go with #999bc7

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 #999bc7: softer than #000 and cool enough to feel like part of the same palette. Seen in: Mercury (https://brandsweets.com/colors/brands/mercury-com), Dusty Blue (https://brandsweets.com/palettes/cool#dusty-blue), Paper & Pine (https://brandsweets.com/palettes/minimal#paper-and-pine), Bloomberg (https://brandsweets.com/colors/brands/bloomberg-com). — https://brandsweets.com/colors/charcoal
- **Amber** #ffbf00 [pool] — Amber is paired with #999bc7 in 4 real palettes, including Ahrefs's brand system and NBA's brand system, as the supporting colour. Seen in: Ahrefs (https://brandsweets.com/colors/brands/ahrefs-com), NBA (https://brandsweets.com/colors/brands/nba-com), Blueprint (https://brandsweets.com/palettes/technical#blueprint), Mastodon hosted on mastodon.social (https://brandsweets.com/colors/brands/mastodon-social). — https://brandsweets.com/colors/amber
- **Copper** #b87333 [pool] — Designers have shipped Copper with #999bc7: 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 #999bc7: 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 #999bc7: 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 #999bc7: 4 real palettes, including Studio Grey and Venmo's brand system, as the accent. Seen in: Studio Grey (https://brandsweets.com/palettes/minimal#studio-grey), Venmo (https://brandsweets.com/colors/brands/venmo-com), Patreon (https://brandsweets.com/colors/brands/patreon-com), Opensea (https://brandsweets.com/colors/brands/opensea-io). — https://brandsweets.com/colors/dodgerblue
- **Emerald Green** #50c878 [pool] — Emerald Green is paired with #999bc7 in 4 real palettes, including Ledger Dark and Supabase's brand system, as the accent. Seen in: Ledger Dark (https://brandsweets.com/palettes/dark#ledger-dark), Supabase (https://brandsweets.com/colors/brands/supabase), Obsidian (https://brandsweets.com/colors/brands/obsidian-md), Scale AI (https://brandsweets.com/colors/brands/scale-com). — https://brandsweets.com/colors/emerald-green
- **Peru** #cd853f [harmony, pool: split] — Peru is a split-complement of #999bc7: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. Seen in: Estate (https://brandsweets.com/palettes/luxury#estate), Paper & Pine (https://brandsweets.com/palettes/minimal#paper-and-pine), Kiln (https://brandsweets.com/palettes/dark#kiln). — https://brandsweets.com/colors/peru

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

- On white (#ffffff): 2.67:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #6b6eae (4.7:1); AA: background → #363636 (4.53:1); AAA: text → #505391 (7.03:1); AAA: background → #121212 (7.02:1)
- On black (#000000): 7.87:1 — 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/999bc7-9f9cc4-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: "#999bc7" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.