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Recognised as Colour

#5648A8

  • #5648A8
  • Blue
  • Dark
  • Nearest: Dark slateblue

#5648A8 is a blue with RGB values 86, 72, 168 and HSL 249°, 40%, 47%. It is a dark colour, so white text on it reaches 7.3:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#5648A8#5648A8
HEX#5648A8
RGBrgb(86, 72, 168)
RGB (0–1)0.3373, 0.2824, 0.6588
RGB percentages33.7%, 28.2%, 65.9%
HSLhsl(248.7, 40%, 47.1%)
HSV / HSBhsv(248.7, 57.1%, 65.9%)
CMYK48.8%, 57.1%, 0%, 34.1%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer5,654,696
CSS custom property--colour: #5648A8;

Brightness & contrast

Relative luminance0.0944WCAG 2.x, 0 is black and 1 is white
Perceived brightness92 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 7.27:1
Contrast with white7.27:1WCAG normal text: AAA
Contrast with black2.89:1WCAG normal text: Fail
Greyscale equivalent#525252
Inverted#A9B757

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0759ABno red cones; affects about 1% of men; ΔE 20.8 from the original
Deuteranopia#0254A6no green cones; the most common form, about 1% of men; ΔE 19.7 from the original
Tritanopia#3A5E71no blue cones; rare, and affects men and women equally; ΔE 52.3 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text7.27:1WCAG large text: AAA
Contrast with black, large text2.89:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 11.2Rebecca purple · ΔE 12.4Slate blue · ΔE 12.5Medium purple · ΔE 18.9Royal blue · ΔE 19.6Midnight blue · ΔE 21
Nearest named CSS colourDark slateblue (#483D8B)ΔE 11.24, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#9AA848
Analogous#486AA8, #8648A8
Triadic#A85648, #48A856
Split complementary#A88648, #6AA848
Tetradic#A8486A, #9AA848, #48A886

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#D5D1EB
Lighter +30%#B4ADDC
Lighter +20%#9389CD
Lighter +10%#7266BD
Darker −10%#443984
Darker −20%#312961
Darker −30%#1F1A3D
Darker −40%#0D0B19
More saturated +25%#412AC6
Less saturated −25%#6B668A

Channel breakdown

R86
G72
B168
Red86 (33.7%)
Green72 (28.2%)
Blue168 (65.9%)
Hue248.75°
Saturation (HSL)40%
Lightness47.06%
Dominant channelBlue
Hex per channelR 56 · G 48 · B A8

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Every value on this page was computed from “5648a8” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.