# #999ce5

A color — cool, light, clean, modern. Deterministic analysis from BrandSweets (no inference).

## Values

- Hex: `#999ce5`
- RGB: rgb(153, 156, 229)
- HSL: hsl(238, 59%, 75%)
- OKLCH: oklch(0.719 0.106 281.6)
- Relative luminance: 0.3621
- Nearest named color: Cold Lips (#9ba0ef, Δ 1.649) — https://brandsweets.com/colors/cold-lips
- Moods: cool, light, clean, modern
- Page: https://brandsweets.com/colors/999ce5

## Tints & shades

- Tints (toward white): #a2a4e7, #aeb0ea, #b6b8ec, #bec0ee, #caccf1, #d2d4f3, #dbdbf6, #e3e3f8, #efeffb, #f7f7fd
- Shades (toward black): #7d80de, #6165d6, #4449cf, #3136bf, #2a2ea2, #212582, #1a1d65, #131549, #0c0d2d, #040510

## Harmonies

- Complementary: #e5e29a
- Analogous: #9ac2e5, #bd9ae5
- Triadic: #e59a9c, #9ce59a
- Split-complementary: #e5bd9a, #c2e59a
- Tetradic: #e59ac2, #e5e29a, #9ae5bd

## Colors that go with #999ce5

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 #999ce5: softer than #000 and cool enough to feel like part of the same palette. Seen in: Mercury (https://brandsweets.com/colors/brands/mercury-com), Blizzard (https://brandsweets.com/colors/brands/blizzard-com), Auth0 (https://brandsweets.com/colors/brands/auth0-com), Dusty Blue (https://brandsweets.com/palettes/cool#dusty-blue). — https://brandsweets.com/colors/charcoal
- **Dark Khaki** #bdb76b [harmony, pool: complementary] — Dark Khaki sits directly opposite #999ce5 on the wheel — the strongest contrast one hue can give another, so use it small: a button, a link colour, one highlight. Seen in: Midnight Luxe (https://brandsweets.com/palettes/luxury#midnight-luxe). — https://brandsweets.com/colors/darkkhaki
- **Amber** #ffbf00 [pool] — Amber is paired with #999ce5 in 5 real palettes, including Ahrefs's brand system and Blueprint, as the supporting colour. Seen in: Ahrefs (https://brandsweets.com/colors/brands/ahrefs-com), Blueprint (https://brandsweets.com/palettes/technical#blueprint), NBA (https://brandsweets.com/colors/brands/nba-com), Mastodon hosted on mastodon.social (https://brandsweets.com/colors/brands/mastodon-social). — https://brandsweets.com/colors/amber
- **Deep Sky Blue** #00bfff [pool] — Designers have shipped Deep Sky Blue with #999ce5: 4 real palettes, including Calm's brand system and Blueprint, as the lead colour. Seen in: Calm (https://brandsweets.com/colors/brands/calm-com), Blueprint (https://brandsweets.com/palettes/technical#blueprint), Remix (https://brandsweets.com/colors/brands/remix-run), Snowflake AI Data Cloud (https://brandsweets.com/colors/brands/snowflake-com). — https://brandsweets.com/colors/deepskyblue
- **Denim** #1560bd [pool] — Designers have shipped Denim with #999ce5: 5 real palettes, including Coca-Cola's brand system and Dusk, as the accent. Seen in: Coca-Cola (https://brandsweets.com/colors/brands/coca-cola-com), Dusk (https://brandsweets.com/palettes/cool#dusk), Open House (https://brandsweets.com/palettes/clean#open-house), Venmo (https://brandsweets.com/colors/brands/venmo-com). — https://brandsweets.com/colors/denim
- **Dodger Blue** #1e90ff [pool] — Designers have shipped Dodger Blue with #999ce5: 4 real palettes, including Venmo's brand system and Opensea's brand system, as the lead colour. Seen in: Venmo (https://brandsweets.com/colors/brands/venmo-com), Opensea (https://brandsweets.com/colors/brands/opensea-io), Patreon (https://brandsweets.com/colors/brands/patreon-com), Figma (https://brandsweets.com/colors/brands/figma). — https://brandsweets.com/colors/dodgerblue
- **Emerald Green** #50c878 [harmony, pool: split] — Emerald Green is a split-complement of #999ce5: nearly opposite, so it still pops against it, without the vibrating edge of a true complement. Seen in: Obsidian (https://brandsweets.com/colors/brands/obsidian-md), Supabase (https://brandsweets.com/colors/brands/supabase), Ledger Dark (https://brandsweets.com/palettes/dark#ledger-dark). — https://brandsweets.com/colors/emerald-green
- **Medium Sea Green** #3cb371 [harmony, pool: triadic] — Medium Sea Green completes a triad with #999ce5 — three hues spaced evenly round the wheel, the classic way to get energy into a palette without a clash. Seen in: Spotify (https://brandsweets.com/colors/brands/spotify), Terminal (https://brandsweets.com/palettes/technical#terminal), Telehealth (https://brandsweets.com/palettes/modern#telehealth). — https://brandsweets.com/colors/mediumseagreen

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

- On white (#ffffff): 2.55:1 — AA fail, AA-large fail, AAA fail. Fix: AA: text → #6569d7 (4.61:1); AA: background → #383838 (4.6:1); AAA: text → #4045ce (7.09:1); AAA: background → #171717 (7.04:1)
- On black (#000000): 8.24:1 — AA pass, AA-large pass, AAA pass

## Fonts for this mood

- clean: https://brandsweets.com/fonts/mood/clean
- modern: https://brandsweets.com/fonts/mood/modern

## Palette tool

Open this color locked as the lead with four explored companions: https://brandsweets.com/palettes/new/999ce5-9f9cc4-df944e-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: "#999ce5" })`), `check_contrast` (with fixes), `generate_palette` (explore around locks), `suggest_palette` (mood/industry → curated-first), `list_palettes`.