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Recognised as Colour

#319BFF

  • #319BFF
  • Blue
  • Dark
  • Nearest: Dodgerblue

#319BFF is a blue with RGB values 49, 155, 255 and HSL 209°, 100%, 60%. It is a dark colour, so black text on it reaches 7.3:1 contrast (AAA for normal text). The nearest named colour is Dodgerblue.

Colour values

#319BFF#319BFF
HEX#319BFF
RGBrgb(49, 155, 255)
RGB (0–1)0.1922, 0.6078, 1
RGB percentages19.2%, 60.8%, 100%
HSLhsl(209.1, 100%, 59.6%)
HSV / HSBhsv(209.1, 80.8%, 100%)
CMYK80.8%, 39.2%, 0%, 0%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,251,199
CSS custom property--colour: #319BFF;

Brightness & contrast

Relative luminance0.31316WCAG 2.x, 0 is black and 1 is white
Perceived brightness149.1 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 7.26:1
Contrast with white2.89:1WCAG normal text: Fail
Contrast with black7.26:1WCAG normal text: AAA
Greyscale equivalent#8C8C8C
Inverted#CE6400

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#6AA2FFno red cones; affects about 1% of men; ΔE 8.3 from the original
Deuteranopia#488FFDno green cones; the most common form, about 1% of men; ΔE 9.9 from the original
Tritanopia#00B3C1no blue cones; rare, and affects men and women equally; ΔE 54.8 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text2.89:1WCAG large text: Fail
Contrast with black, large text7.26:1WCAG large text: AAA

Named colours

Dodgerblue · ΔE 8.3Cornflower blue · ΔE 9.8Royal blue · ΔE 27.2Deep skyblue · ΔE 28.9Steel blue · ΔE 29.1Medium purple · ΔE 33.9
Nearest named CSS colourDodgerblue (#1E90FF)ΔE 8.25, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#FF9531
Analogous#31FFFC, #3134FF
Triadic#FF319B, #9BFF31
Split complementary#FF3134, #FFFC31
Tetradic#FC31FF, #FF9531, #34FF31

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FDFEFF
Lighter +30%#CAE5FF
Lighter +20%#97CDFF
Lighter +10%#64B4FF
Darker −10%#0082FD
Darker −20%#0068CA
Darker −30%#004E97
Darker −40%#003364
More saturated +25%#319BFF
Less saturated −25%#4B9AE5

Channel breakdown

R49
G155
B255
Red49 (19.2%)
Green155 (60.8%)
Blue255 (100%)
Hue209.13°
Saturation (HSL)100%
Lightness59.61%
Dominant channelBlue
Hex per channelR 31 · G 9B · B FF

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Every value on this page was computed from “319bff” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.