#231B55 Color

#231B55 is rgb(35, 27, 85) in RGB and hsl(248, 52%, 22%) in HSL. The closest CSS named color is MidnightBlue. White text is most readable on this background.

#231B55

HEX#231B55

RGBrgb(35, 27, 85)

HSLhsl(248, 52%, 22%)

HSVhsv(248, 68%, 33%)

OKLCHoklch(27.1% 0.101 283.7)

CMYKcmyk(59%, 68%, 0%, 67%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #231B55 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text15.45:1AA normal ✓AA large ✓AAA normal ✓

TextBlack text1.36:1AA normal ✗AA large ✗AAA normal ✗

Color Harmonies

Colors that pair well with #231B55 based on color wheel relationships. Click any swatch for its full breakdown.

Base#231B55 Complementary#4D551B Analogous#1B3055 Analogous#401B55 Triadic#55231B Triadic#1B5523

Tints & Shades

Lighter tints and darker shades of #231B55, useful for hover states, backgrounds, and text variants.

Tints

#342880 #4536AB #6051C8 #8477D4 #AAA2E2 #D1CDEF

Shades

#1E174A #1B1542 #161136 #130F2F #0E0B23 #0B091B

Use #231B55 in Our Tools

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