#283F8A Color

#283F8A is rgb(40, 63, 138) in RGB and hsl(226, 55%, 35%) in HSL. The closest CSS named color is DarkSlateBlue. White text is most readable on this background.

#283F8A

HEX#283F8A

RGBrgb(40, 63, 138)

HSLhsl(226, 55%, 35%)

HSVhsv(226, 71%, 54%)

OKLCHoklch(39.5% 0.128 267.4)

CMYKcmyk(71%, 54%, 0%, 46%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #283F8A background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text9.69:1AA normal ✓AA large ✓AAA normal ✓

TextBlack text2.17:1AA normal ✗AA large ✗AAA normal ✗

Color Harmonies

Colors that pair well with #283F8A based on color wheel relationships. Click any swatch for its full breakdown.

Base#283F8A Complementary#8A7328 Analogous#28708A Analogous#42288A Triadic#8A283F Triadic#3F8A28

Tints & Shades

Lighter tints and darker shades of #283F8A, useful for hover states, backgrounds, and text variants.

Tints

#324FAE #4564C9 #6982D3 #8C9FDE #B0BDE8 #D4DBF2

Shades

#24387B #1E2F67 #192857 #141F43 #0F1733 #090E20

Use #283F8A in Our Tools

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