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Recognised as Colour

#717BA9

  • #717BA9
  • Blue
  • Dark
  • Nearest: Steel blue

#717BA9 is a blue with RGB values 113, 123, 169 and HSL 229°, 25%, 55%. It is a dark colour, so black text on it reaches 5.1:1 contrast (AA for normal text). The nearest named colour is Steel blue.

Colour values

#717BA9#717BA9
HEX#717BA9
RGBrgb(113, 123, 169)
RGB (0–1)0.4431, 0.4824, 0.6627
RGB percentages44.3%, 48.2%, 66.3%
HSLhsl(229.3, 24.6%, 55.3%)
HSV / HSBhsv(229.3, 33.1%, 66.3%)
CMYK33.1%, 27.2%, 0%, 33.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer7,437,225
CSS custom property--colour: #717BA9;

Brightness & contrast

Relative luminance0.20541WCAG 2.x, 0 is black and 1 is white
Perceived brightness126.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 5.11:1
Contrast with white4.11:1WCAG normal text: Fail
Contrast with black5.11:1WCAG normal text: AA
Greyscale equivalent#7C7C7C
Inverted#8E8456

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#6D7FABno red cones; affects about 1% of men; ΔE 3.1 from the original
Deuteranopia#697BA8no green cones; the most common form, about 1% of men; ΔE 2.7 from the original
Tritanopia#62848Bno blue cones; rare, and affects men and women equally; ΔE 25.3 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text4.11:1WCAG large text: AA
Contrast with black, large text5.11:1WCAG large text: AAA

Named colours

Steel blue · ΔE 13.3Light slate grey · ΔE 17.9Slate grey · ΔE 17.9Cornflower blue · ΔE 25.5Gray · ΔE 26.8Dim grey · ΔE 27.9
Nearest named CSS colourSteel blue (#4682B4)ΔE 13.29, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#A99F71
Analogous#7197A9, #8371A9
Triadic#A9717B, #7BA971
Split complementary#A98371, #97A971
Tetradic#A97197, #A99F71, #71A983

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#F0F1F6
Lighter +30%#D0D4E3
Lighter +20%#B1B6CF
Lighter +10%#9199BC
Darker −10%#576190
Darker −20%#444C70
Darker −30%#313650
Darker −40%#1D2131
More saturated +25%#5569C6
Less saturated −25%#8D8D8D

Channel breakdown

R113
G123
B169
Red113 (44.3%)
Green123 (48.2%)
Blue169 (66.3%)
Hue229.29°
Saturation (HSL)24.56%
Lightness55.29%
Dominant channelBlue
Hex per channelR 71 · G 7B · B A9

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Every value on this page was computed from “717ba9” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.