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Recognised as Colour

#509BFD

  • #509BFD
  • Blue
  • Dark
  • Nearest: Cornflower blue

#509BFD is a blue with RGB values 80, 155, 253 and HSL 214°, 98%, 65%. It is a dark colour, so black text on it reaches 7.4:1 contrast (AAA for normal text). The nearest named colour is Cornflower blue.

Colour values

#509BFD#509BFD
HEX#509BFD
RGBrgb(80, 155, 253)
RGB (0–1)0.3137, 0.6078, 0.9922
RGB percentages31.4%, 60.8%, 99.2%
HSLhsl(214, 97.7%, 65.3%)
HSV / HSBhsv(214, 68.4%, 99.2%)
CMYK68.4%, 38.7%, 0%, 0.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer5,282,813
CSS custom property--colour: #509BFD;

Brightness & contrast

Relative luminance0.3224WCAG 2.x, 0 is black and 1 is white
Perceived brightness152.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 7.45:1
Contrast with white2.82:1WCAG normal text: Fail
Contrast with black7.45:1WCAG normal text: AAA
Greyscale equivalent#929292
Inverted#AF6402

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#6EA3FFno red cones; affects about 1% of men; ΔE 5.9 from the original
Deuteranopia#5492FBno green cones; the most common form, about 1% of men; ΔE 6.4 from the original
Tritanopia#00B2C0no blue cones; rare, and affects men and women equally; ΔE 55.1 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text2.82:1WCAG large text: Fail
Contrast with black, large text7.45:1WCAG large text: AAA

Named colours

Cornflower blue · ΔE 6.7Dodgerblue · ΔE 9.1Royal blue · ΔE 26.2Steel blue · ΔE 28.4Deep skyblue · ΔE 29.9Medium purple · ΔE 30.8
Nearest named CSS colourCornflower blue (#6495ED)ΔE 6.68, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#FDB250
Analogous#50F2FD, #5C50FD
Triadic#FD509B, #9BFD50
Split complementary#FD5B50, #F2FD50
Tetradic#FD50F2, #FDB250, #50FD5B

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#E7F1FF
Lighter +20%#B5D5FE
Lighter +10%#82B8FE
Darker −10%#1E7EFC
Darker −20%#0364E4
Darker −30%#024EB2
Darker −40%#013880
More saturated +25%#4E9BFF
Less saturated −25%#669EE7

Channel breakdown

R80
G155
B253
Red80 (31.4%)
Green155 (60.8%)
Blue253 (99.2%)
Hue213.99°
Saturation (HSL)97.74%
Lightness65.29%
Dominant channelBlue
Hex per channelR 50 · G 9B · B FD

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Every value on this page was computed from “509bfd” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.