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Recognised as Colour

#5389A5

  • #5389A5
  • Blue
  • Dark
  • Nearest: Light slate grey

#5389A5 is a blue with RGB values 83, 137, 165 and HSL 200°, 33%, 49%. It is a dark colour, so black text on it reaches 5.5:1 contrast (AA for normal text). The nearest named colour is Light slate grey.

Colour values

#5389A5#5389A5
HEX#5389A5
RGBrgb(83, 137, 165)
RGB (0–1)0.3255, 0.5373, 0.6471
RGB percentages32.5%, 53.7%, 64.7%
HSLhsl(200.5, 33.1%, 48.6%)
HSV / HSBhsv(200.5, 49.7%, 64.7%)
CMYK49.7%, 17%, 0%, 35.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer5,474,725
CSS custom property--colour: #5389A5;

Brightness & contrast

Relative luminance0.22447WCAG 2.x, 0 is black and 1 is white
Perceived brightness127.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 5.49:1
Contrast with white3.83:1WCAG normal text: Fail
Contrast with black5.49:1WCAG normal text: AA
Greyscale equivalent#808080
Inverted#AC765A

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#7B87A6no red cones; affects about 1% of men; ΔE 13.1 from the original
Deuteranopia#707EA5no green cones; the most common form, about 1% of men; ΔE 14.6 from the original
Tritanopia#299192no blue cones; rare, and affects men and women equally; ΔE 21.4 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text3.83:1WCAG large text: AA
Contrast with black, large text5.49:1WCAG large text: AAA

Named colours

Light slate grey · ΔE 12.1Slate grey · ΔE 12.7Steel blue · ΔE 13.4Cadetblue · ΔE 17.5Gray · ΔE 22.7Teal · ΔE 23.2
Nearest named CSS colourLight slate grey (#778899)ΔE 12.15, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#A56F53
Analogous#53A598, #5360A5
Triadic#A55389, #89A553
Split complementary#A55360, #A59853
Tetradic#9853A5, #A56F53, #60A553

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#D8E5EC
Lighter +30%#B6CEDB
Lighter +20%#95B7C9
Lighter +10%#73A1B8
Darker −10%#426D83
Darker −20%#315161
Darker −30%#20343F
Darker −40%#0F181D
More saturated +25%#3493C4
Less saturated −25%#727F86

Channel breakdown

R83
G137
B165
Red83 (32.5%)
Green137 (53.7%)
Blue165 (64.7%)
Hue200.49°
Saturation (HSL)33.06%
Lightness48.63%
Dominant channelBlue
Hex per channelR 53 · G 89 · B A5

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Every value on this page was computed from “5389a5” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.