#ECF5F9

RGB 236, 245, 249

Values

Hex#ECF5F9

RGB236, 245, 249

HSL198°, 52%, 95%

On White1.11:1

On Black19:1

#F9F7F6 background

#383524 ink

#E9F6FB accent

#2447CC support

#CFABAF neutral

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Use these colors:

Background: #F9F7F6 (background)
Ink: #383524 (ink)
Accent: #E9F6FB (accent)
Support: #2447CC (support)
Neutral: #CFABAF (neutral)

Build a design system around this color.