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Recognised as Colour

#717FA5

  • #717FA5
  • Blue
  • Dark
  • Nearest: Light slate grey

#717FA5 is a blue with RGB values 113, 127, 165 and HSL 224°, 22%, 55%. It is a dark colour, so black text on it reaches 5.3:1 contrast (AA for normal text). The nearest named colour is Light slate grey.

Colour values

#717FA5#717FA5
HEX#717FA5
RGBrgb(113, 127, 165)
RGB (0–1)0.4431, 0.498, 0.6471
RGB percentages44.3%, 49.8%, 64.7%
HSLhsl(223.8, 22.4%, 54.5%)
HSV / HSBhsv(223.8, 31.5%, 64.7%)
CMYK31.5%, 23%, 0%, 35.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer7,438,245
CSS custom property--colour: #717FA5;

Brightness & contrast

Relative luminance0.21406WCAG 2.x, 0 is black and 1 is white
Perceived brightness128 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 5.28:1
Contrast with white3.98:1WCAG normal text: Fail
Contrast with black5.28:1WCAG normal text: AA
Greyscale equivalent#7F7F7F
Inverted#8E805A

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#7382A7no red cones; affects about 1% of men; ΔE 1.3 from the original
Deuteranopia#6F7DA4no green cones; the most common form, about 1% of men; ΔE 1 from the original
Tritanopia#63868Cno blue cones; rare, and affects men and women equally; ΔE 20.9 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text3.98:1WCAG large text: AA
Contrast with black, large text5.28:1WCAG large text: AAA

Named colours

Light slate grey · ΔE 12.8Slate grey · ΔE 13Steel blue · ΔE 13.2Gray · ΔE 22.3Dim grey · ΔE 24Light steelblue · ΔE 26.5
Nearest named CSS colourLight slate grey (#778899)ΔE 12.78, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#A59771
Analogous#7199A5, #7D71A5
Triadic#A5717F, #7FA571
Split complementary#A57D71, #99A571
Tetradic#A57199, #A59771, #71A57D

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#EEF0F4
Lighter +30%#CFD3E0
Lighter +20%#AFB7CD
Lighter +10%#909BB9
Darker −10%#58668B
Darker −20%#444F6C
Darker −30%#30384D
Darker −40%#1D212D
More saturated +25%#5472C2
Less saturated −25%#8B8B8B

Channel breakdown

R113
G127
B165
Red113 (44.3%)
Green127 (49.8%)
Blue165 (64.7%)
Hue223.85°
Saturation (HSL)22.41%
Lightness54.51%
Dominant channelBlue
Hex per channelR 71 · G 7F · B A5

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Every value on this page was computed from “717fa5” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.