#1F21BD Color

#1F21BD is rgb(31, 33, 189) in RGB and hsl(239, 72%, 43%) in HSL. The closest CSS named color is MediumBlue. White text is most readable on this background.

#1F21BD

HEX#1F21BD

RGBrgb(31, 33, 189)

HSLhsl(239, 72%, 43%)

HSVhsv(239, 84%, 74%)

OKLCHoklch(39.3% 0.228 268.9)

CMYKcmyk(84%, 83%, 0%, 26%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #1F21BD background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text10.44:1AA normal ✓AA large ✓AAA normal ✓

TextBlack text2.01:1AA normal ✗AA large ✗AAA normal ✗

Color Harmonies

Colors that pair well with #1F21BD based on color wheel relationships. Click any swatch for its full breakdown.

Base#1F21BD Complementary#BDBA1F Analogous#1F70BD Analogous#6B1FBD Triadic#BD1F21 Triadic#21BD1F

Tints & Shades

Lighter tints and darker shades of #1F21BD, useful for hover states, backgrounds, and text variants.

Tints

#282BDC #4B4EE2 #6E70E7 #8D8FEC #B0B1F2 #D3D4F8

Shades

#1A1DA2 #17198C #131472 #0F105C #0B0C42 #07082C

Use #1F21BD in Our Tools

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