#283FA4 Color

#283FA4 is rgb(40, 63, 164) in RGB and hsl(229, 61%, 40%) in HSL. The closest CSS named color is DarkSlateBlue. White text is most readable on this background.

#283FA4

HEX#283FA4

RGBrgb(40, 63, 164)

HSLhsl(229, 61%, 40%)

HSVhsv(229, 76%, 64%)

OKLCHoklch(41.7% 0.165 268.3)

CMYKcmyk(76%, 62%, 0%, 36%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #283FA4 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text8.98:1AA normal ✓AA large ✓AAA normal ✓

TextBlack text2.34:1AA normal ✗AA large ✗AAA normal ✗

Color Harmonies

Colors that pair well with #283FA4 based on color wheel relationships. Click any swatch for its full breakdown.

Base#283FA4 Complementary#A48D28 Analogous#287DA4 Analogous#4F28A4 Triadic#A4283F Triadic#3FA428

Tints & Shades

Lighter tints and darker shades of #283FA4, useful for hover states, backgrounds, and text variants.

Tints

#304BC5 #4E67D4 #6F83DC #90A0E4 #B1BCEC #D6DCF5

Shades

#233790 #1E2F7B #192767 #131E4E #0E1639 #090E25

Use #283FA4 in Our Tools

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