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Recognised as Colour

#73A5CF

  • #73A5CF
  • Blue
  • Dark
  • Nearest: Steel blue

#73A5CF is a blue with RGB values 115, 165, 207 and HSL 207°, 49%, 63%. It is a dark colour, so black text on it reaches 8:1 contrast (AAA for normal text). The nearest named colour is Steel blue.

Colour values

#73A5CF#73A5CF
HEX#73A5CF
RGBrgb(115, 165, 207)
RGB (0–1)0.451, 0.6471, 0.8118
RGB percentages45.1%, 64.7%, 81.2%
HSLhsl(207.4, 48.9%, 63.1%)
HSV / HSBhsv(207.4, 44.4%, 81.2%)
CMYK44.4%, 20.3%, 0%, 18.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer7,579,087
CSS custom property--colour: #73A5CF;

Brightness & contrast

Relative luminance0.3506WCAG 2.x, 0 is black and 1 is white
Perceived brightness157.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 8.01:1
Contrast with white2.62:1WCAG normal text: Fail
Contrast with black8.01:1WCAG normal text: AAA
Greyscale equivalent#9D9D9D
Inverted#8C5A30

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#94A5D1no red cones; affects about 1% of men; ΔE 10.1 from the original
Deuteranopia#889CCEno green cones; the most common form, about 1% of men; ΔE 10.6 from the original
Tritanopia#4DAFB3no blue cones; rare, and affects men and women equally; ΔE 26.9 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text2.62:1WCAG large text: Fail
Contrast with black, large text8.01:1WCAG large text: AAA

Named colours

Steel blue · ΔE 14.5Light skyblue · ΔE 15Sky blue · ΔE 17.2Light steelblue · ΔE 17.5Light slate grey · ΔE 18.7Slate grey · ΔE 20.9
Nearest named CSS colourSteel blue (#4682B4)ΔE 14.52, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#CF9D73
Analogous#73CFCB, #7377CF
Triadic#CF73A5, #A5CF73
Split complementary#CF7377, #CFCB73
Tetradic#CB73CF, #CF9D73, #77CF73

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#E5EEF6
Lighter +20%#BFD6E9
Lighter +10%#99BDDC
Darker −10%#4D8DC2
Darker −20%#3873A4
Darker −30%#2B587E
Darker −40%#1E3E58
More saturated +25%#5BA7E7
Less saturated −25%#8BA3B8

Channel breakdown

R115
G165
B207
Red115 (45.1%)
Green165 (64.7%)
Blue207 (81.2%)
Hue207.39°
Saturation (HSL)48.94%
Lightness63.14%
Dominant channelBlue
Hex per channelR 73 · G A5 · B CF

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Every value on this page was computed from “73a5cf” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.