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Recognised as Colour

#547FB8

  • #547FB8
  • Blue
  • Dark
  • Nearest: Steel blue

#547FB8 is a blue with RGB values 84, 127, 184 and HSL 214°, 41%, 53%. It is a dark colour, so black text on it reaches 5.1:1 contrast (AA for normal text). The nearest named colour is Steel blue.

Colour values

#547FB8#547FB8
HEX#547FB8
RGBrgb(84, 127, 184)
RGB (0–1)0.3294, 0.498, 0.7216
RGB percentages32.9%, 49.8%, 72.2%
HSLhsl(214.2, 41.3%, 52.5%)
HSV / HSBhsv(214.2, 54.3%, 72.2%)
CMYK54.3%, 31%, 0%, 27.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer5,537,720
CSS custom property--colour: #547FB8;

Brightness & contrast

Relative luminance0.20524WCAG 2.x, 0 is black and 1 is white
Perceived brightness124.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 5.1:1
Contrast with white4.11:1WCAG normal text: Fail
Contrast with black5.1:1WCAG normal text: AA
Greyscale equivalent#7A7A7A
Inverted#AB8047

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#6882BAno red cones; affects about 1% of men; ΔE 4.8 from the original
Deuteranopia#5C79B7no green cones; the most common form, about 1% of men; ΔE 5.5 from the original
Tritanopia#188C93no blue cones; rare, and affects men and women equally; ΔE 36.5 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text4.11:1WCAG large text: AA
Contrast with black, large text5.1:1WCAG large text: AAA

Named colours

Steel blue · ΔE 6.5Cornflower blue · ΔE 19.1Light slate grey · ΔE 24Slate grey · ΔE 24.3Deep skyblue · ΔE 29.2Light skyblue · ΔE 30.7
Nearest named CSS colourSteel blue (#4682B4)ΔE 6.45, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#B88D54
Analogous#54B1B8, #5B54B8
Triadic#B8547F, #7FB854
Split complementary#B85B54, #B1B854
Tetradic#B854B1, #B88D54, #54B85B

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#E4EBF4
Lighter +30%#C0D0E5
Lighter +20%#9CB5D6
Lighter +10%#789AC7
Darker −10%#406699
Darker −20%#314E75
Darker −30%#223651
Darker −40%#131E2D
More saturated +25%#367BD6
Less saturated −25%#72839A

Channel breakdown

R84
G127
B184
Red84 (32.9%)
Green127 (49.8%)
Blue184 (72.2%)
Hue214.2°
Saturation (HSL)41.32%
Lightness52.55%
Dominant channelBlue
Hex per channelR 54 · G 7F · B B8

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Every value on this page was computed from “547fb8” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.