#1F31B7 Color

#1F31B7 is rgb(31, 49, 183) in RGB and hsl(233, 71%, 42%) in HSL. The closest CSS named color is DarkSlateBlue. White text is most readable on this background.

#1F31B7

HEX#1F31B7

RGBrgb(31, 49, 183)

HSLhsl(233, 71%, 42%)

HSVhsv(233, 83%, 72%)

OKLCHoklch(40.7% 0.207 268)

CMYKcmyk(83%, 73%, 0%, 28%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #1F31B7 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text9.63:1AA normal ✓AA large ✓AAA normal ✓

TextBlack text2.18:1AA normal ✗AA large ✗AAA normal ✗

Color Harmonies

Colors that pair well with #1F31B7 based on color wheel relationships. Click any swatch for its full breakdown.

Base#1F31B7 Complementary#B7A51F Analogous#1F7DB7 Analogous#591FB7 Triadic#B71F31 Triadic#31B71F

Tints & Shades

Lighter tints and darker shades of #1F31B7, useful for hover states, backgrounds, and text variants.

Tints

#253ADA #485AE0 #6B79E6 #8E99EC #B1B8F2 #D3D8F8

Shades

#1B2BA1 #172487 #131E71 #0F1757 #0B1141 #070A27

Use #1F31B7 in Our Tools

Hex to RGB Hex to HSL Hex to CMYK Hex to Pantone RGBA to Hex