#1F309E Color

#1F309E is rgb(31, 48, 158) in RGB and hsl(232, 67%, 37%) in HSL. The closest CSS named color is DarkSlateBlue. White text is most readable on this background.

#1F309E
HEX#1F309E
RGBrgb(31, 48, 158)
HSLhsl(232, 67%, 37%)
HSVhsv(232, 80%, 62%)
OKLCHoklch(37.9% 0.177 268.7)
CMYKcmyk(80%, 70%, 0%, 38%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #1F309E background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text10.63:1AA normal ✓AA large ✓AAA normal ✓
TextBlack text1.97:1AA normal ✗AA large ✗AAA normal ✗

Color Harmonies

Colors that pair well with #1F309E based on color wheel relationships. Click any swatch for its full breakdown.

Base#1F309EComplementary#9E8D1FAnalogous#1F6F9EAnalogous#4D1F9ETriadic#9E1F30Triadic#309E1F

Tints & Shades

Lighter tints and darker shades of #1F309E, useful for hover states, backgrounds, and text variants.

Use #1F309E in Our Tools

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