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Recognised as Colour

#1383FB

  • #1383FB
  • Blue
  • Dark
  • Nearest: Dodgerblue

#1383FB is a blue with RGB values 19, 131, 251 and HSL 211°, 97%, 53%. It is a dark colour, so black text on it reaches 5.7:1 contrast (AA for normal text). The nearest named colour is Dodgerblue.

Colour values

#1383FB#1383FB
HEX#1383FB
RGBrgb(19, 131, 251)
RGB (0–1)0.0745, 0.5137, 0.9843
RGB percentages7.5%, 51.4%, 98.4%
HSLhsl(211, 96.7%, 52.9%)
HSV / HSBhsv(211, 92.4%, 98.4%)
CMYK92.4%, 47.8%, 0%, 1.6%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer1,278,971
CSS custom property--colour: #1383FB;

Brightness & contrast

Relative luminance0.23336WCAG 2.x, 0 is black and 1 is white
Perceived brightness131.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 5.67:1
Contrast with white3.71:1WCAG normal text: Fail
Contrast with black5.67:1WCAG normal text: AA
Greyscale equivalent#747474
Inverted#EC7C04

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#3A8FFFno red cones; affects about 1% of men; ΔE 7.1 from the original
Deuteranopia#007CF9no green cones; the most common form, about 1% of men; ΔE 4.5 from the original
Tritanopia#00A0B3no blue cones; rare, and affects men and women equally; ΔE 65 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text3.71:1WCAG large text: AA
Contrast with black, large text5.67:1WCAG large text: AAA

Named colours

Dodgerblue · ΔE 8.3Royal blue · ΔE 13.1Cornflower blue · ΔE 20.5Slate blue · ΔE 24.6Medium slateblue · ΔE 25.5Medium purple · ΔE 27.3
Nearest named CSS colourDodgerblue (#1E90FF)ΔE 8.27, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#FB8B13
Analogous#13F7FB, #1713FB
Triadic#FB1383, #83FB13
Split complementary#FB1713, #F7FB13
Tetradic#FB13F7, #FB8B13, #13FB17

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#DCECFE
Lighter +30%#A9D2FE
Lighter +20%#77B8FD
Lighter +10%#459DFC
Darker −10%#046AD7
Darker −20%#0351A5
Darker −30%#023973
Darker −40%#012041
More saturated +25%#0F83FF
Less saturated −25%#3184DD

Channel breakdown

R19
G131
B251
Red19 (7.5%)
Green131 (51.4%)
Blue251 (98.4%)
Hue211.03°
Saturation (HSL)96.67%
Lightness52.94%
Dominant channelBlue
Hex per channelR 13 · G 83 · B FB

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Every value on this page was computed from “1383fb” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.