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Recognised as Colour

#728CA8

  • #728CA8
  • Blue
  • Dark
  • Nearest: Light slate grey

#728CA8 is a blue with RGB values 114, 140, 168 and HSL 211°, 24%, 55%. It is a dark colour, so black text on it reaches 6:1 contrast (AA for normal text). The nearest named colour is Light slate grey.

Colour values

#728CA8#728CA8
HEX#728CA8
RGBrgb(114, 140, 168)
RGB (0–1)0.4471, 0.549, 0.6588
RGB percentages44.7%, 54.9%, 65.9%
HSLhsl(211.1, 23.7%, 55.3%)
HSV / HSBhsv(211.1, 32.1%, 65.9%)
CMYK32.1%, 16.7%, 0%, 34.1%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer7,507,112
CSS custom property--colour: #728CA8;

Brightness & contrast

Relative luminance0.25161WCAG 2.x, 0 is black and 1 is white
Perceived brightness136.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 6.03:1
Contrast with white3.48:1WCAG normal text: Fail
Contrast with black6.03:1WCAG normal text: AA
Greyscale equivalent#888888
Inverted#8D7357

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#828DA9no red cones; affects about 1% of men; ΔE 5.2 from the original
Deuteranopia#7B87A7no green cones; the most common form, about 1% of men; ΔE 5.5 from the original
Tritanopia#629295no blue cones; rare, and affects men and women equally; ΔE 17 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text3.48:1WCAG large text: AA
Contrast with black, large text6.03:1WCAG large text: AAA

Named colours

Light slate grey · ΔE 6.8Slate grey · ΔE 8.4Steel blue · ΔE 15.3Gray · ΔE 18.3Cadetblue · ΔE 20.6Light steelblue · ΔE 21.4
Nearest named CSS colourLight slate grey (#778899)ΔE 6.79, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#A88E72
Analogous#72A7A8, #7372A8
Triadic#A8728C, #8CA872
Split complementary#A87372, #A7A872
Tetradic#A872A7, #A88E72, #72A873

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#F0F3F6
Lighter +30%#D1D9E2
Lighter +20%#B1BFCF
Lighter +10%#92A6BB
Darker −10%#58728F
Darker −20%#45596F
Darker −30%#314050
Darker −40%#1E2730
More saturated +25%#568BC4
Less saturated −25%#8D8D8D

Channel breakdown

R114
G140
B168
Red114 (44.7%)
Green140 (54.9%)
Blue168 (65.9%)
Hue211.11°
Saturation (HSL)23.68%
Lightness55.29%
Dominant channelBlue
Hex per channelR 72 · G 8C · B A8

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Every value on this page was computed from “728ca8” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.