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Recognised as Colour

#4A5585

  • #4A5585
  • Blue
  • Dark
  • Nearest: Steel blue

#4A5585 is a blue with RGB values 74, 85, 133 and HSL 229°, 29%, 41%. It is a dark colour, so white text on it reaches 7.2:1 contrast (AAA for normal text). The nearest named colour is Steel blue.

Colour values

#4A5585#4A5585
HEX#4A5585
RGBrgb(74, 85, 133)
RGB (0–1)0.2902, 0.3333, 0.5216
RGB percentages29%, 33.3%, 52.2%
HSLhsl(228.8, 28.5%, 40.6%)
HSV / HSBhsv(228.8, 44.4%, 52.2%)
CMYK44.4%, 36.1%, 0%, 47.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,871,557
CSS custom property--colour: #4A5585;

Brightness & contrast

Relative luminance0.09646WCAG 2.x, 0 is black and 1 is white
Perceived brightness88.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 7.17:1
Contrast with white7.17:1WCAG normal text: AAA
Contrast with black2.93:1WCAG normal text: Fail
Greyscale equivalent#565656
Inverted#B5AA7A

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#445A87no red cones; affects about 1% of men; ΔE 4.4 from the original
Deuteranopia#3F5584no green cones; the most common form, about 1% of men; ΔE 3.4 from the original
Tritanopia#365F67no blue cones; rare, and affects men and women equally; ΔE 28.5 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text7.17:1WCAG large text: AAA
Contrast with black, large text2.93:1WCAG large text: Fail

Named colours

Steel blue · ΔE 20.6Dark slateblue · ΔE 22.8Slate grey · ΔE 26.2Light slate grey · ΔE 27.8Dim grey · ΔE 30.6Cornflower blue · ΔE 32.5
Nearest named CSS colourSteel blue (#4682B4)ΔE 20.56, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#857A4A
Analogous#4A7285, #5D4A85
Triadic#854A55, #55854A
Split complementary#855D4A, #72854A
Tetradic#854A72, #857A4A, #4A855D

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#BFC5DC
Lighter +30%#9FA7C9
Lighter +20%#7E89B7
Lighter +10%#5D6AA5
Darker −10%#384064
Darker −20%#262B43
Darker −30%#131623
Darker −40%#010102
More saturated +25%#30459F
Less saturated −25%#64656B

Channel breakdown

R74
G85
B133
Red74 (29%)
Green85 (33.3%)
Blue133 (52.2%)
Hue228.81°
Saturation (HSL)28.5%
Lightness40.59%
Dominant channelBlue
Hex per channelR 4A · G 55 · B 85

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Every value on this page was computed from “4a5585” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.