#638C7D Color

#638C7D is rgb(99, 140, 125) in RGB and hsl(158, 17%, 47%) in HSL. The closest CSS named color is SlateGray. Black text is most readable on this background.

#638C7D

HEX#638C7D

RGBrgb(99, 140, 125)

HSLhsl(158, 17%, 47%)

HSVhsv(158, 29%, 55%)

OKLCHoklch(60.5% 0.051 169.9)

CMYKcmyk(29%, 0%, 11%, 45%)

Text Contrast & Accessibility

WCAG contrast ratios for text on a #638C7D background. AA requires 4.5:1 for normal text and 3:1 for large text; AAA requires 7:1.

TextWhite text3.76:1AA normal ✗AA large ✓AAA normal ✗

TextBlack text5.58:1AA normal ✓AA large ✓AAA normal ✗

Color Harmonies

Colors that pair well with #638C7D based on color wheel relationships. Click any swatch for its full breakdown.

Base#638C7D Complementary#8C6372 Analogous#638C69 Analogous#63878C Triadic#7D638C Triadic#8C7D63

Tints & Shades

Lighter tints and darker shades of #638C7D, useful for hover states, backgrounds, and text variants.

Tints

#769E8F #8EAFA2 #A3BDB4 #B7CCC5 #CCDBD6 #E4ECE9

Shades

#577A6D #4A685D #3D574D #2F423B #22302B #151E1B

Use #638C7D in Our Tools

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