#128FC4 Color

#128FC4 is rgb(18, 143, 196) in RGB and hsl(198, 83%, 42%) in HSL. The closest CSS named color is LightSeaGreen. Black text is most readable on this background.

#128FC4

HEX#128FC4

RGBrgb(18, 143, 196)

HSLhsl(198, 83%, 42%)

HSVhsv(198, 91%, 77%)

OKLCHoklch(61.4% 0.126 234.5)

CMYKcmyk(91%, 27%, 0%, 23%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #128FC4 background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text3.65:1AA normal ✗AA large ✓AAA normal ✗

TextBlack text5.75:1AA normal ✓AA large ✓AAA normal ✗

Color Harmonies

Colors that pair well with #128FC4 based on color wheel relationships. Click any swatch for its full breakdown.

Base#128FC4 Complementary#C44812 Analogous#12C4A0 Analogous#1236C4 Triadic#C4128F Triadic#8FC412

Tints & Shades

Lighter tints and darker shades of #128FC4, useful for hover states, backgrounds, and text variants.

Tints

#16AAE9 #3BB7ED #60C5F0 #86D3F4 #ABE0F7 #D0EEFB

Shades

#107EAD #0D6991 #0B5879 #09445D #073346 #041F2A

Use #128FC4 in Our Tools

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