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Recognised as Colour

#73B3EA

  • #73B3EA
  • Blue
  • Dark
  • Nearest: Light skyblue

#73B3EA is a blue with RGB values 115, 179, 234 and HSL 208°, 74%, 68%. It is a dark colour, so black text on it reaches 9.4:1 contrast (AAA for normal text). The nearest named colour is Light skyblue.

Colour values

#73B3EA#73B3EA
HEX#73B3EA
RGBrgb(115, 179, 234)
RGB (0–1)0.451, 0.702, 0.9176
RGB percentages45.1%, 70.2%, 91.8%
HSLhsl(207.7, 73.9%, 68.4%)
HSV / HSBhsv(207.7, 50.9%, 91.8%)
CMYK50.9%, 23.5%, 0%, 8.2%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer7,582,698
CSS custom property--colour: #73B3EA;

Brightness & contrast

Relative luminance0.41826WCAG 2.x, 0 is black and 1 is white
Perceived brightness170.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 9.37:1
Contrast with white2.24:1WCAG normal text: Fail
Contrast with black9.37:1WCAG normal text: AAA
Greyscale equivalent#A9A9A9
Inverted#8C4C15

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#9CB4EDno red cones; affects about 1% of men; ΔE 11.2 from the original
Deuteranopia#8CA8E9no green cones; the most common form, about 1% of men; ΔE 12.2 from the original
Tritanopia#33C0C6no blue cones; rare, and affects men and women equally; ΔE 34.9 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text2.24:1WCAG large text: Fail
Contrast with black, large text9.37:1WCAG large text: AAA

Named colours

Light skyblue · ΔE 11.7Deep skyblue · ΔE 15.1Sky blue · ΔE 17.8Steel blue · ΔE 18.4Light steelblue · ΔE 20.5Cornflower blue · ΔE 23.2
Nearest named CSS colourLight skyblue (#87CEFA)ΔE 11.72, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#EAAA73
Analogous#73EAE6, #7378EA
Triadic#EA73B3, #B3EA73
Split complementary#EA7378, #EAE673
Tetradic#E673EA, #EAAA73, #78EA73

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#F8FBFE
Lighter +20%#CCE3F7
Lighter +10%#9FCBF1
Darker −10%#479BE3
Darker −20%#2082D7
Darker −30%#1A67AA
Darker −40%#134D7E
More saturated +25%#5FB5FE
Less saturated −25%#87B1D6

Channel breakdown

R115
G179
B234
Red115 (45.1%)
Green179 (70.2%)
Blue234 (91.8%)
Hue207.73°
Saturation (HSL)73.91%
Lightness68.43%
Dominant channelBlue
Hex per channelR 73 · G B3 · B EA

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Every value on this page was computed from “73b3ea” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.