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Recognised as Colour

#5878B9

  • #5878B9
  • Blue
  • Dark
  • Nearest: Steel blue

#5878B9 is a blue with RGB values 88, 120, 185 and HSL 220°, 41%, 54%. It is a dark colour, so black text on it reaches 4.8:1 contrast (AA for normal text). The nearest named colour is Steel blue.

Colour values

#5878B9#5878B9
HEX#5878B9
RGBrgb(88, 120, 185)
RGB (0–1)0.3451, 0.4706, 0.7255
RGB percentages34.5%, 47.1%, 72.5%
HSLhsl(220.2, 40.9%, 53.5%)
HSV / HSBhsv(220.2, 52.4%, 72.5%)
CMYK52.4%, 35.1%, 0%, 27.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer5,798,073
CSS custom property--colour: #5878B9;

Brightness & contrast

Relative luminance0.1901WCAG 2.x, 0 is black and 1 is white
Perceived brightness121.1 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundBlackcontrast 4.8:1
Contrast with white4.37:1WCAG normal text: Fail
Contrast with black4.8:1WCAG normal text: AA
Greyscale equivalent#767676
Inverted#A78746

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#5E7EBCno red cones; affects about 1% of men; ΔE 3 from the original
Deuteranopia#5375B8no green cones; the most common form, about 1% of men; ΔE 1.8 from the original
Tritanopia#288690no blue cones; rare, and affects men and women equally; ΔE 39.3 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text4.37:1WCAG large text: AA
Contrast with black, large text4.8:1WCAG large text: AAA

Named colours

Steel blue · ΔE 12.9Cornflower blue · ΔE 16.2Dodgerblue · ΔE 27.2Dark slateblue · ΔE 27.6Light slate grey · ΔE 28.8Slate grey · ΔE 28.9
Nearest named CSS colourSteel blue (#4682B4)ΔE 12.87, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#B99958
Analogous#58A9B9, #6858B9
Triadic#B95878, #78B958
Split complementary#B96858, #A9B958
Tetradic#B958A9, #B99958, #58B968

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#E8ECF5
Lighter +30%#C4CFE6
Lighter +20%#A0B2D7
Lighter +10%#7C95C8
Darker −10%#42609C
Darker −20%#334A78
Darker −30%#233455
Darker −40%#141E31
More saturated +25%#3A6ED7
Less saturated −25%#76829B

Channel breakdown

R88
G120
B185
Red88 (34.5%)
Green120 (47.1%)
Blue185 (72.5%)
Hue220.21°
Saturation (HSL)40.93%
Lightness53.53%
Dominant channelBlue
Hex per channelR 58 · G 78 · B B9

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Every value on this page was computed from “5878b9” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.