button · sample · Opus 5.5 · trial 065 of 100

the answer

#2563eb

model	Opus 5.5 claude-opus-5-5
effort	low
profile	room
cli version	2.1.283
started	2026-10-04 05:00:00 UTC
wall	2.3s
cost	$0.0028
turns	1
output tokens	85
thinking blocks	0
tool / bash / edit calls	0 / 0 / 0
denials	0
answer form	framed
rule met	yes
session	3d988ec3-cd23-4fa8-b10f-4b0518fb11f8

What the model said

`#2563EB` — a medium blue that works well for a primary button. White text (`#FFFFFF`) on it has a contrast ratio of about 5.2:1, which passes WCAG AA. For a hover state, darken to `#1D4ED8`.