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Recognised as Colour

#5387FB

  • #5387FB
  • Blue
  • Dark
  • Nearest: Dodgerblue

#5387FB is a blue with RGB values 83, 135, 251 and HSL 221°, 95%, 65%. It is a dark colour, so black text on it reaches 6.2:1 contrast (AA for normal text). The nearest named colour is Dodgerblue.

Colour values

#5387FB#5387FB
HEX#5387FB
RGBrgb(83, 135, 251)
RGB (0–1)0.3255, 0.5294, 0.9843
RGB percentages32.5%, 52.9%, 98.4%
HSLhsl(221.4, 95.5%, 65.5%)
HSV / HSBhsv(221.4, 66.9%, 98.4%)
CMYK66.9%, 46.2%, 0%, 1.6%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer5,474,299
CSS custom property--colour: #5387FB;

Brightness & contrast

Relative luminance0.26132WCAG 2.x, 0 is black and 1 is white
Perceived brightness141.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 6.23:1
Contrast with white3.37:1WCAG normal text: Fail
Contrast with black6.23:1WCAG normal text: AA
Greyscale equivalent#848484
Inverted#AC7804

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#4B94FFno red cones; affects about 1% of men; ΔE 8.9 from the original
Deuteranopia#2785F9no green cones; the most common form, about 1% of men; ΔE 5.4 from the original
Tritanopia#00A2B5no blue cones; rare, and affects men and women equally; ΔE 64.3 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text3.37:1WCAG large text: AA
Contrast with black, large text6.23:1WCAG large text: AAA

Named colours

Dodgerblue · ΔE 9.5Royal blue · ΔE 12.6Cornflower blue · ΔE 17.5Slate blue · ΔE 21.7Medium purple · ΔE 21.9Medium slateblue · ΔE 22.6
Nearest named CSS colourDodgerblue (#1E90FF)ΔE 9.53, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#FBC753
Analogous#53DBFB, #7353FB
Triadic#FB5387, #87FB53
Split complementary#FB7353, #DBFB53
Tetradic#FB53DB, #FBC753, #53FB73

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#E9EFFE
Lighter +20%#B7CDFD
Lighter +10%#85AAFC
Darker −10%#2164FA
Darker −20%#054AE3
Darker −30%#043AB1
Darker −40%#03297F
More saturated +25%#4F85FF
Less saturated −25%#698FE5

Channel breakdown

R83
G135
B251
Red83 (32.5%)
Green135 (52.9%)
Blue251 (98.4%)
Hue221.43°
Saturation (HSL)95.45%
Lightness65.49%
Dominant channelBlue
Hex per channelR 53 · G 87 · B FB

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Every value on this page was computed from “5387fb” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.