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Recognised as Colour

#527BB9

  • #527BB9
  • Blue
  • Dark
  • Nearest: Steel blue

#527BB9 is a blue with RGB values 82, 123, 185 and HSL 216°, 42%, 52%. It is a dark colour, so black text on it reaches 4.9:1 contrast (AA for normal text). The nearest named colour is Steel blue.

Colour values

#527BB9#527BB9
HEX#527BB9
RGBrgb(82, 123, 185)
RGB (0–1)0.3216, 0.4824, 0.7255
RGB percentages32.2%, 48.2%, 72.5%
HSLhsl(216.1, 42.4%, 52.4%)
HSV / HSBhsv(216.1, 55.7%, 72.5%)
CMYK55.7%, 33.5%, 0%, 27.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer5,405,625
CSS custom property--colour: #527BB9;

Brightness & contrast

Relative luminance0.19463WCAG 2.x, 0 is black and 1 is white
Perceived brightness121.6 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 4.89:1
Contrast with white4.29:1WCAG normal text: Fail
Contrast with black4.89:1WCAG normal text: AA
Greyscale equivalent#777777
Inverted#AD8446

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#627FBCno red cones; affects about 1% of men; ΔE 3.6 from the original
Deuteranopia#5576B8no green cones; the most common form, about 1% of men; ΔE 3.9 from the original
Tritanopia#0D8991no blue cones; rare, and affects men and women equally; ΔE 39.4 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text4.29:1WCAG large text: AA
Contrast with black, large text4.89:1WCAG large text: AAA

Named colours

Steel blue · ΔE 9.7Cornflower blue · ΔE 17.1Light slate grey · ΔE 27.1Slate grey · ΔE 27.2Dodgerblue · ΔE 28.2Dark slateblue · ΔE 30.3
Nearest named CSS colourSteel blue (#4682B4)ΔE 9.66, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#B99052
Analogous#52AFB9, #5D52B9
Triadic#B9527B, #7BB952
Split complementary#B95D52, #AFB952
Tetradic#B952AF, #B99052, #52B95D

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#E3EAF4
Lighter +30%#BFCEE5
Lighter +20%#9BB2D6
Lighter +10%#7697C8
Darker −10%#3E639A
Darker −20%#304B75
Darker −30%#213451
Darker −40%#121D2D
More saturated +25%#3475D7
Less saturated −25%#70819B

Channel breakdown

R82
G123
B185
Red82 (32.2%)
Green123 (48.2%)
Blue185 (72.5%)
Hue216.12°
Saturation (HSL)42.39%
Lightness52.35%
Dominant channelBlue
Hex per channelR 52 · G 7B · B B9

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Every value on this page was computed from “527bb9” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.