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Colour

#5378EF

  • #5378EF
  • Blue
  • Dark
  • Nearest: Royal blue

#5378EF is a blue with RGB values 83, 120, 239 and HSL 226°, 83%, 63%. It is a dark colour, so black text on it reaches 5.3:1 contrast (AA for normal text). The nearest named colour is Royal blue.

Colour values

#5378EF#5378EF
HEX#5378EF
RGBrgb(83, 120, 239)
RGB (0–1)0.3255, 0.4706, 0.9373
RGB percentages32.5%, 47.1%, 93.7%
HSLhsl(225.8, 83%, 63.1%)
HSV / HSBhsv(225.8, 65.3%, 93.7%)
CMYK65.3%, 49.8%, 0%, 6.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer5,470,447
CSS custom property--colour: #5378EF;

Brightness & contrast

Relative luminance0.21504WCAG 2.x, 0 is black and 1 is white
Perceived brightness130.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 5.3:1
Contrast with white3.96:1WCAG normal text: Fail
Contrast with black5.3:1WCAG normal text: AA
Greyscale equivalent#797979
Inverted#AC8710

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#3487F3no red cones; affects about 1% of men; ΔE 12.5 from the original
Deuteranopia#0079EDno green cones; the most common form, about 1% of men; ΔE 8.7 from the original
Tritanopia#0094A8no blue cones; rare, and affects men and women equally; ΔE 66.6 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text3.96:1WCAG large text: AA
Contrast with black, large text5.3:1WCAG large text: AAA

Named colours

Royal blue · ΔE 6.1Slate blue · ΔE 15.5Dodgerblue · ΔE 15.6Medium slateblue · ΔE 16.7Medium purple · ΔE 18.6Cornflower blue · ΔE 22.7
Nearest named CSS colourRoyal blue (#4169E1)ΔE 6.1, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#EFCA53
Analogous#53C6EF, #7C53EF
Triadic#EF5378, #78EF53
Split complementary#EF7C53, #C6EF53
Tetradic#EF53C6, #EFCA53, #53EF7C

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#DFE6FC
Lighter +20%#B0C1F8
Lighter +10%#829DF3
Darker −10%#2453EB
Darker −20%#133EC9
Darker −30%#0E309B
Darker −40%#0A216C
More saturated +25%#4370FF
Less saturated −25%#6A84D8

Channel breakdown

R83
G120
B239
Red83 (32.5%)
Green120 (47.1%)
Blue239 (93.7%)
Hue225.77°
Saturation (HSL)82.98%
Lightness63.14%
Dominant channelBlue
Hex per channelR 53 · G 78 · B EF

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Every value on this page was computed from “5378ef” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.