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Recognised as Colour

#1722FF

  • #1722FF
  • Blue
  • Dark
  • Nearest: Blue

#1722FF is a blue with RGB values 23, 34, 255 and HSL 237°, 100%, 55%. It is a dark colour, so white text on it reaches 7.8:1 contrast (AAA for normal text). The nearest named colour is Blue.

Colour values

#1722FF#1722FF
HEX#1722FF
RGBrgb(23, 34, 255)
RGB (0–1)0.0902, 0.1333, 1
RGB percentages9%, 13.3%, 100%
HSLhsl(237.2, 100%, 54.5%)
HSV / HSBhsv(237.2, 91%, 100%)
CMYK91%, 86.7%, 0%, 0%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,516,287
CSS custom property--colour: #1722FF;

Brightness & contrast

Relative luminance0.08546WCAG 2.x, 0 is black and 1 is white
Perceived brightness90.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 7.75:1
Contrast with white7.75:1WCAG normal text: AAA
Contrast with black2.71:1WCAG normal text: Fail
Greyscale equivalent#303030
Inverted#E8DD00

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#005EFFno red cones; affects about 1% of men; ΔE 38 from the original
Deuteranopia#0046FCno green cones; the most common form, about 1% of men; ΔE 21.6 from the original
Tritanopia#007098no blue cones; rare, and affects men and women equally; ΔE 112.1 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text7.75:1WCAG large text: AAA
Contrast with black, large text2.71:1WCAG large text: Fail

Named colours

Blue · ΔE 9Medium blue · ΔE 16.2Blue violet · ΔE 29.4Dark violet · ΔE 33.4Dark orchid · ΔE 44.4Dark blue · ΔE 45.5
Nearest named CSS colourBlue (#0000FF)ΔE 9.04, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#FFF417
Analogous#1796FF, #8017FF
Triadic#FF1722, #22FF17
Split complementary#FF8017, #96FF17
Tetradic#FF1796, #FFF417, #17FF80

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#E3E4FF
Lighter +30%#B0B4FF
Lighter +20%#7D83FF
Lighter +10%#4A53FF
Darker −10%#000BE3
Darker −20%#0008B0
Darker −30%#00067D
Darker −40%#00044A
More saturated +25%#1722FF
Less saturated −25%#343CE2

Channel breakdown

R23
G34
B255
Red23 (9%)
Green34 (13.3%)
Blue255 (100%)
Hue237.16°
Saturation (HSL)100%
Lightness54.51%
Dominant channelBlue
Hex per channelR 17 · G 22 · B FF

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Every value on this page was computed from “1722ff” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.