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Colour

#73A3FF

  • #73A3FF
  • Blue
  • Dark
  • Nearest: Cornflower blue

#73A3FF is a blue with RGB values 115, 163, 255 and HSL 219°, 100%, 73%. It is a dark colour, so black text on it reaches 8.4:1 contrast (AAA for normal text). The nearest named colour is Cornflower blue.

Colour values

#73A3FF#73A3FF
HEX#73A3FF
RGBrgb(115, 163, 255)
RGB (0–1)0.451, 0.6392, 1
RGB percentages45.1%, 63.9%, 100%
HSLhsl(219.4, 100%, 72.5%)
HSV / HSBhsv(219.4, 54.9%, 100%)
CMYK54.9%, 36.1%, 0%, 0%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer7,578,623
CSS custom property--colour: #73A3FF;

Brightness & contrast

Relative luminance0.37059WCAG 2.x, 0 is black and 1 is white
Perceived brightness164.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 8.41:1
Contrast with white2.5:1WCAG normal text: Fail
Contrast with black8.41:1WCAG normal text: AAA
Greyscale equivalent#9F9F9F
Inverted#8C5C00

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#7DABFFno red cones; affects about 1% of men; ΔE 5.5 from the original
Deuteranopia#6C9EFDno green cones; the most common form, about 1% of men; ΔE 2.6 from the original
Tritanopia#17B7C5no blue cones; rare, and affects men and women equally; ΔE 53.4 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text2.5:1WCAG large text: Fail
Contrast with black, large text8.41:1WCAG large text: AAA

Named colours

Cornflower blue · ΔE 5.6Dodgerblue · ΔE 15.1Steel blue · ΔE 27.5Deep skyblue · ΔE 29.2Royal blue · ΔE 29.4Medium purple · ΔE 29.6
Nearest named CSS colourCornflower blue (#6495ED)ΔE 5.57, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#FFCF73
Analogous#73E9FF, #8973FF
Triadic#FF73A3, #A3FF73
Split complementary#FF8973, #E9FF73
Tetradic#FF73E9, #FFCF73, #73FF89

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#FFFFFF
Lighter +20%#D9E6FF
Lighter +10%#A6C5FF
Darker −10%#4081FF
Darker −20%#0D60FF
Darker −30%#004AD9
Darker −40%#0039A6
More saturated +25%#73A3FF
Less saturated −25%#84A8EE

Channel breakdown

R115
G163
B255
Red115 (45.1%)
Green163 (63.9%)
Blue255 (100%)
Hue219.43°
Saturation (HSL)100%
Lightness72.55%
Dominant channelBlue
Hex per channelR 73 · G A3 · B FF

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Every value on this page was computed from “73a3ff” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.