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Colour

#5186F9

  • #5186F9
  • Blue
  • Dark
  • Nearest: Dodgerblue

#5186F9 is a blue with RGB values 81, 134, 249 and HSL 221°, 93%, 65%. It is a dark colour, so black text on it reaches 6.1:1 contrast (AA for normal text). The nearest named colour is Dodgerblue.

Colour values

#5186F9#5186F9
HEX#5186F9
RGBrgb(81, 134, 249)
RGB (0–1)0.3176, 0.5255, 0.9765
RGB percentages31.8%, 52.5%, 97.6%
HSLhsl(221.1, 93.3%, 64.7%)
HSV / HSBhsv(221.1, 67.5%, 97.6%)
CMYK67.5%, 46.2%, 0%, 2.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer5,342,969
CSS custom property--colour: #5186F9;

Brightness & contrast

Relative luminance0.25639WCAG 2.x, 0 is black and 1 is white
Perceived brightness139.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 6.13:1
Contrast with white3.43:1WCAG normal text: Fail
Contrast with black6.13:1WCAG normal text: AA
Greyscale equivalent#838383
Inverted#AE7906

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#4A93FDno red cones; affects about 1% of men; ΔE 8.8 from the original
Deuteranopia#2683F7no green cones; the most common form, about 1% of men; ΔE 5 from the original
Tritanopia#00A1B3no 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 text3.43:1WCAG large text: AA
Contrast with black, large text6.13:1WCAG large text: AAA

Named colours

Dodgerblue · ΔE 9.2Royal blue · ΔE 12.5Cornflower blue · ΔE 17.1Slate blue · ΔE 21.6Medium purple · ΔE 22Medium slateblue · ΔE 22.9
Nearest named CSS colourDodgerblue (#1E90FF)ΔE 9.24, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#F9C451
Analogous#51DAF9, #7051F9
Triadic#F95186, #86F951
Split complementary#F97051, #DAF951
Tetradic#F951DA, #F9C451, #51F970

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#E5EDFE
Lighter +20%#B4CBFC
Lighter +10%#82A8FB
Darker −10%#2064F7
Darker −20%#084BDC
Darker −30%#063AAB
Darker −40%#04297A
More saturated +25%#4B84FF
Less saturated −25%#678EE3

Channel breakdown

R81
G134
B249
Red81 (31.8%)
Green134 (52.5%)
Blue249 (97.6%)
Hue221.07°
Saturation (HSL)93.33%
Lightness64.71%
Dominant channelBlue
Hex per channelR 51 · G 86 · B F9

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Every value on this page was computed from “5186f9” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.