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Recognised as Colour

#5B83D0

  • #5B83D0
  • Blue
  • Dark
  • Nearest: Cornflower blue

#5B83D0 is a blue with RGB values 91, 131, 208 and HSL 219°, 55%, 59%. It is a dark colour, so black text on it reaches 5.6:1 contrast (AA for normal text). The nearest named colour is Cornflower blue.

Colour values

#5B83D0#5B83D0
HEX#5B83D0
RGBrgb(91, 131, 208)
RGB (0–1)0.3569, 0.5137, 0.8157
RGB percentages35.7%, 51.4%, 81.6%
HSLhsl(219.5, 55.5%, 58.6%)
HSV / HSBhsv(219.5, 56.3%, 81.6%)
CMYK56.2%, 37%, 0%, 18.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer5,997,520
CSS custom property--colour: #5B83D0;

Brightness & contrast

Relative luminance0.23011WCAG 2.x, 0 is black and 1 is white
Perceived brightness132.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 5.6:1
Contrast with white3.75:1WCAG normal text: Fail
Contrast with black5.6:1WCAG normal text: AA
Greyscale equivalent#808080
Inverted#A47C2F

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#638AD3no red cones; affects about 1% of men; ΔE 3.7 from the original
Deuteranopia#557FCEno green cones; the most common form, about 1% of men; ΔE 2.1 from the original
Tritanopia#04949Fno blue cones; rare, and affects men and women equally; ΔE 47 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text3.75:1WCAG large text: AA
Contrast with black, large text5.6:1WCAG large text: AAA

Named colours

Cornflower blue · ΔE 8.7Steel blue · ΔE 17.7Dodgerblue · ΔE 19.9Royal blue · ΔE 28.5Medium purple · ΔE 28.6Dark slateblue · ΔE 29.8
Nearest named CSS colourCornflower blue (#6495ED)ΔE 8.69, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#D0A85B
Analogous#5BBED0, #6D5BD0
Triadic#D05B83, #83D05B
Split complementary#D06E5B, #BDD05B
Tetradic#D05BBE, #D0A85B, #5BD06E

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FAFBFD
Lighter +30%#D2DDF2
Lighter +20%#AABFE7
Lighter +10%#83A1DB
Darker −10%#3766C1
Darker −20%#2C5199
Darker −30%#213C71
Darker −40%#15274A
More saturated +25%#417BEA
Less saturated −25%#758BB6

Channel breakdown

R91
G131
B208
Red91 (35.7%)
Green131 (51.4%)
Blue208 (81.6%)
Hue219.49°
Saturation (HSL)55.45%
Lightness58.63%
Dominant channelBlue
Hex per channelR 5B · G 83 · B D0

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Every value on this page was computed from “5b83d0” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.