Chart Color System
Solve, audit and simulate colorblind-safe chart palettes. WCAG contrast, OKLab ΔE. Read-only.
endpoint: https://chart-color-mcp.vercel.app/mcp
registry: io.github.socraticstatic/chart-color-system
A
recent success 100% (30 probes) ·
MCP handshake OK
· protocol 2025-06-18
TLS valid (46d left) · latency 116.0 ms ·
HTTP 405 · auth open ·
tools 4
manifest 93b74f902a55cb3d
· drift events seen here: 0
Embed this grade
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Recent probes
| time (UTC) | ok | grade | mcp | latency | tls | tools | hash |
|---|---|---|---|---|---|---|---|
| 2026-10-12T10:34:16Z | ✓ | A | ✓ | 116.0 ms | 46d | 4 | 93b74f902a55cb3d |
| 2026-10-12T04:22:42Z | ✓ | A | ✓ | 143.0 ms | 46d | 4 | 93b74f902a55cb3d |
| 2026-10-11T22:21:29Z | ✓ | A | ✓ | 92.0 ms | 46d | 4 | 93b74f902a55cb3d |
| 2026-10-11T16:20:56Z | ✓ | A | ✓ | 113.0 ms | 47d | 4 | 93b74f902a55cb3d |
| 2026-10-11T10:20:23Z | ✓ | A | ✓ | 118.0 ms | 47d | 4 | 93b74f902a55cb3d |
| 2026-10-11T04:17:30Z | ✓ | A | ✓ | 133.0 ms | 47d | 4 | 93b74f902a55cb3d |
| 2026-10-10T22:16:25Z | ✓ | A | ✓ | 117.0 ms | 47d | 4 | 93b74f902a55cb3d |
| 2026-10-10T16:15:45Z | ✓ | A | ✓ | 103.0 ms | 48d | 4 | 93b74f902a55cb3d |
| 2026-10-10T10:12:27Z | ✓ | A | ✓ | 157.0 ms | 48d | 4 | 93b74f902a55cb3d |
| 2026-10-10T04:11:44Z | ✓ | A | ✓ | 122.0 ms | 48d | 4 | 93b74f902a55cb3d |
| 2026-10-09T22:10:37Z | ✓ | A | ✓ | 79.0 ms | 48d | 4 | 93b74f902a55cb3d |
| 2026-10-09T16:09:47Z | ✓ | A | ✓ | 112.0 ms | 49d | 4 | 93b74f902a55cb3d |
| 2026-10-09T10:09:24Z | ✓ | A | ✓ | 111.0 ms | 49d | 4 | 93b74f902a55cb3d |
| 2026-10-09T04:09:07Z | ✓ | A | ✓ | 89.0 ms | 49d | 4 | 93b74f902a55cb3d |
| 2026-10-08T22:08:21Z | ✓ | A | ✓ | 112.0 ms | 49d | 4 | 93b74f902a55cb3d |
| 2026-10-08T16:08:04Z | ✓ | A | ✓ | 183.0 ms | 50d | 4 | 93b74f902a55cb3d |
| 2026-10-08T10:07:35Z | ✓ | A | ✓ | 165.0 ms | 50d | 4 | 93b74f902a55cb3d |
| 2026-10-08T04:06:54Z | ✓ | A | ✓ | 120.0 ms | 50d | 4 | 93b74f902a55cb3d |
| 2026-10-07T22:06:12Z | ✓ | A | ✓ | 128.0 ms | 50d | 4 | 93b74f902a55cb3d |
| 2026-10-07T16:05:25Z | ✓ | A | ✓ | 82.0 ms | 51d | 4 | 93b74f902a55cb3d |
| 2026-10-07T10:04:18Z | ✓ | A | ✓ | 70.0 ms | 51d | 4 | 93b74f902a55cb3d |
| 2026-10-07T04:03:05Z | ✓ | A | ✓ | 134.0 ms | 51d | 4 | 93b74f902a55cb3d |
| 2026-10-06T22:02:01Z | ✓ | A | ✓ | 361.0 ms | 51d | 4 | 93b74f902a55cb3d |
| 2026-10-06T16:01:00Z | ✓ | A | ✓ | 69.0 ms | 52d | 4 | 93b74f902a55cb3d |
| 2026-10-06T09:58:48Z | ✓ | A | ✓ | 127.0 ms | 52d | 4 | 93b74f902a55cb3d |
| 2026-10-06T03:57:55Z | ✓ | A | ✓ | 137.0 ms | 52d | 4 | 93b74f902a55cb3d |
| 2026-10-05T21:57:09Z | ✓ | A | ✓ | 101.0 ms | 52d | 4 | 93b74f902a55cb3d |
| 2026-10-05T15:56:29Z | ✓ | A | ✓ | 138.0 ms | 53d | 4 | 93b74f902a55cb3d |
| 2026-10-05T09:54:30Z | ✓ | A | ✓ | 119.0 ms | 53d | 4 | 93b74f902a55cb3d |
| 2026-10-05T03:53:59Z | ✓ | A | ✓ | 142.0 ms | 53d | 4 | 93b74f902a55cb3d |