Blue
Blue (#1721FC) is a very intense dark color with a luminosity of 8%. It has a chroma value of 89.8 (out of 100). The closest web-safe color is #0033FF. The closest Pantone color is #3C586B, known as indian-teal (19-4227). The closest NCS color is #39586A, with the code NCS S 6020-B. The grayscale version of this color is #363636. The contrast ratio with white is 7.9, and with black is 2.7. This meets the WCAG standard (4.5:1) for regular text (14pt) on a white background.
Lightness
Show relative
#FFFFFF
#CDCFFE
#9A9FFE
#686EFD
#363EFC
#030EFC
#030BC9
#020897
#010665
#010332
#000000
Saturation
#0000FF
#0000FF
#0002FF
#000CFF
#0C17FF
#1721FC
#222BF1
#2E36E5
#3940DA
#454BCE
#5055C3
Shade
#232CFC
#202AFC
#1E28FC
#1C25FC
#1923FC
#1721FC
#1721FC
#1721FB
#1721FB
#1721FB
#1721FB
Hue
#FC1717
#FC3D17
#FC6317
#FC8917
#FCB017
#FCD617
#FCFC17
#D6FC17
#B0FC17
#8AFC17
#63FC17
#3DFC17
#17FC17
#17FC3D
#17FC63
#17FC8A
#17FCB0
#17FCD6
#17FCFC
#17D6FC
#17B0FC
#1789FC
#1763FC
#173DFC
#1717FC
#3D17FC
#6317FC
#8917FC
#B017FC
#D617FC
#FC17FC
#FC17D6
#FC17B0
#FC178A
#FC1763
#FC173D
Grayscale
#363636
Complimentary
#E8DE03
WCAG contrast conformance
#1721FC meets the WCAG standard (4.5:1) for regular text (14pt) on a white background.
On a white background
Blue
On a black background
Blue
Blue (#1721FC) does not meet the WCAG standard for either regular or large text on a darkblue (#201DA4) background.
Blue
Composition
The colors that composes #1721FC
RGB
23
33
252
RYB
23
33
252
CMYK
91
87
0
1
CMY
91
87
1
Conversion
CSS values of #1721FC and various standards
CSS values
HEX
#1721FC
RGB
rgb(23, 33, 252)
HSL
hsl(237, 97%, 54%)
HWB
hwb(237, 9%, 1%)
Various standards
Ansi16
rgb(0, 0, 255)
Ansi256
rgb(0, 51, 255)
HCG
rgb(23, 33, 252)
Apple
rgb(23, 33, 252)
Closest Pantone color
indian-teal (19-4227)
#3C586B
Closest NCS color
NCS S 6020-B
#39586A
Color harmonies
The basic color chords based on the color wheel
Split complementary
#93FC17
#1721FC
#FC8017
Triadic
#1721FC
#FC1721
#21FC17
Tetradic
#1721FC
#FC1793
#FCF217
#17FC80
Analogous
#1793FC
#1721FC
#7F17FC
Color blindness
Below is a simulation map of how people with vision deciciency perceive your color
Achromatopsia
#2F2F2F
Deuteranopia
#1E1EFC
Protanopia
#1F1FFC
Tritanopia
#003D3D