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Recognised as Colour

#519DEE

  • #519DEE
  • Blue
  • Dark
  • Nearest: Cornflower blue

#519DEE is a blue with RGB values 81, 157, 238 and HSL 211°, 82%, 63%. 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

#519DEE#519DEE
HEX#519DEE
RGBrgb(81, 157, 238)
RGB (0–1)0.3176, 0.6157, 0.9333
RGB percentages31.8%, 61.6%, 93.3%
HSLhsl(211, 82.2%, 62.5%)
HSV / HSBhsv(211, 66%, 93.3%)
CMYK66%, 34%, 0%, 6.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer5,348,846
CSS custom property--colour: #519DEE;

Brightness & contrast

Relative luminance0.32036WCAG 2.x, 0 is black and 1 is white
Perceived brightness151.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 7.41:1
Contrast with white2.84:1WCAG normal text: Fail
Contrast with black7.41:1WCAG normal text: AAA
Greyscale equivalent#939393
Inverted#AE6211

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#79A2F1no red cones; affects about 1% of men; ΔE 7.7 from the original
Deuteranopia#6393ECno green cones; the most common form, about 1% of men; ΔE 8.9 from the original
Tritanopia#00B0BAno blue cones; rare, and affects men and women equally; ΔE 47.3 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text2.84:1WCAG large text: Fail
Contrast with black, large text7.41:1WCAG large text: AAA

Named colours

Cornflower blue · ΔE 8Dodgerblue · ΔE 18.3Steel blue · ΔE 19.7Deep skyblue · ΔE 21.9Light skyblue · ΔE 28.1Royal blue · ΔE 34.1
Nearest named CSS colourCornflower blue (#6495ED)ΔE 8.04, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#EEA251
Analogous#51EBEE, #5451EE
Triadic#EE519D, #9DEE51
Split complementary#EE5451, #EBEE51
Tetradic#EE51EB, #EEA251, #51EE54

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#DCECFC
Lighter +20%#AED1F7
Lighter +10%#7FB7F3
Darker −10%#2383E9
Darker −20%#136AC6
Darker −30%#0F5197
Darker −40%#0A3869
More saturated +25%#409CFF
Less saturated −25%#699ED6

Channel breakdown

R81
G157
B238
Red81 (31.8%)
Green157 (61.6%)
Blue238 (93.3%)
Hue210.96°
Saturation (HSL)82.2%
Lightness62.55%
Dominant channelBlue
Hex per channelR 51 · G 9D · B EE

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Every value on this page was computed from “519dee” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.