Darkslateblue
Darkslateblue (#3F40A3) is a dark color with a luminosity of 7%. It has a chroma value of 39.2 (out of 100). The closest web-safe color is #333399. The closest Pantone color is #3D428B, known as royal-blue (19-3955). The closest NCS color is #3D499C, with the code NCS S 3060-R70B. The grayscale version of this color is #4B4B4B. The contrast ratio with white is 8.5, and with black is 2.5. This meets the WCAG standard (4.5:1) for regular text (14pt) on a white background.
Lightness
Show relative
#FFFFFF
#DADAF1
#B5B6E3
#9191D4
#6C6DC6
#4748B8
#393A93
#2B2B6E
#1C1D4A
#0E0E25
#000000
Saturation
#2628BC
#2B2CB7
#3031B2
#3536AD
#3A3BA8
#3F40A3
#44459E
#494A99
#4E4F94
#53548F
#58588A
Shade
#5F5FA3
#5859A3
#5253A3
#4C4CA3
#4546A3
#3F40A3
#3F409A
#3F4091
#3F4087
#3F407E
#3F4075
Hue
#A33F3F
#A3503F
#A3603F
#A3713F
#A3823F
#A3923F
#A3A33F
#92A33F
#82A33F
#71A33F
#60A33F
#50A33F
#3FA33F
#3FA350
#3FA360
#3FA371
#3FA382
#3FA392
#3FA3A3
#3F92A3
#3F82A3
#3F71A3
#3F60A3
#3F50A3
#3F3FA3
#503FA3
#603FA3
#713FA3
#823FA3
#923FA3
#A33FA3
#A33F92
#A33F82
#A33F71
#A33F60
#A33F50
Grayscale
#4B4B4B
Complimentary
#C0BF5C
WCAG contrast conformance
#3F40A3 meets the WCAG standard (4.5:1) for regular text (14pt) on a white background.
On a white background
Darkslateblue
On a black background
Darkslateblue
Darkslateblue (#3F40A3) does not meet the WCAG standard for either regular or large text on a palevioletred (#CE6DAD) background.
Darkslateblue
Composition
The colors that composes #3F40A3
RGB
63
64
163
RYB
63
64
163
CMYK
61
61
0
36
CMY
75
75
36
Conversion
CSS values of #3F40A3 and various standards
CSS values
HEX
#3F40A3
RGB
rgb(63, 64, 163)
HSL
hsl(239, 44%, 44%)
HWB
hwb(239, 25%, 36%)
Various standards
Ansi16
rgb(0, 0, 128)
Ansi256
rgb(51, 51, 153)
HCG
rgb(63, 64, 163)
Apple
rgb(63, 64, 163)
Closest Pantone color
royal-blue (19-3955)
#3D428B
Closest NCS color
NCS S 3060-R70B
#3D499C
Color harmonies
The basic color chords based on the color wheel
Split complementary
#72A33F
#3F40A3
#A3703F
Triadic
#3F40A3
#A33F40
#40A33F
Tetradic
#3F40A3
#A33F72
#A3A23F
#3FA370
Analogous
#3F72A3
#3F40A3
#703FA3
Color blindness
Below is a simulation map of how people with vision deciciency perceive your color
Achromatopsia
#474747
Deuteranopia
#4040A3
Protanopia
#4040A3
Tritanopia
#324C4C