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Recognised as Colour

#545F83

  • #545F83
  • Blue
  • Dark
  • Nearest: Slate grey

#545F83 is a blue with RGB values 84, 95, 131 and HSL 226°, 22%, 42%. It is a dark colour, so white text on it reaches 6.3:1 contrast (AA for normal text). The nearest named colour is Slate grey.

Colour values

#545F83#545F83
HEX#545F83
RGBrgb(84, 95, 131)
RGB (0–1)0.3294, 0.3725, 0.5137
RGB percentages32.9%, 37.3%, 51.4%
HSLhsl(226, 21.9%, 42.2%)
HSV / HSBhsv(226, 35.9%, 51.4%)
CMYK35.9%, 27.5%, 0%, 48.6%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer5,529,475
CSS custom property--colour: #545F83;

Brightness & contrast

Relative luminance0.11708WCAG 2.x, 0 is black and 1 is white
Perceived brightness96.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 6.28:1
Contrast with white6.28:1WCAG normal text: AA
Contrast with black3.34:1WCAG normal text: Fail
Greyscale equivalent#5F5F5F
Inverted#ABA07C

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#536285no red cones; affects about 1% of men; ΔE 1.8 from the original
Deuteranopia#505E82no green cones; the most common form, about 1% of men; ΔE 1.2 from the original
Tritanopia#46666Cno blue cones; rare, and affects men and women equally; ΔE 20.8 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text6.28:1WCAG large text: AAA
Contrast with black, large text3.34:1WCAG large text: AA

Named colours

Slate grey · ΔE 17.8Steel blue · ΔE 18.4Light slate grey · ΔE 19.8Dim grey · ΔE 22.4Gray · ΔE 25.5Dark slate grey · ΔE 26.2
Nearest named CSS colourSlate grey (#708090)ΔE 17.82, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#837854
Analogous#547683, #615483
Triadic#83545F, #5F8354
Split complementary#836054, #778354
Tetradic#835476, #837854, #548360

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#C8CCDB
Lighter +30%#A8B0C8
Lighter +20%#8993B4
Lighter +10%#6A77A0
Darker −10%#404864
Darker −20%#2C3245
Darker −30%#181B26
Darker −40%#040507
More saturated +25%#39519E
Less saturated −25%#6B6B6B

Channel breakdown

R84
G95
B131
Red84 (32.9%)
Green95 (37.3%)
Blue131 (51.4%)
Hue225.96°
Saturation (HSL)21.86%
Lightness42.16%
Dominant channelBlue
Hex per channelR 54 · G 5F · B 83

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Every value on this page was computed from “545f83” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.