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Recognised as Colour

#5A48A8

  • #5A48A8
  • Blue
  • Dark
  • Nearest: Dark slateblue

#5A48A8 is a blue with RGB values 90, 72, 168 and HSL 251°, 40%, 47%. It is a dark colour, so white text on it reaches 7.2:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#5A48A8#5A48A8
HEX#5A48A8
RGBrgb(90, 72, 168)
RGB (0–1)0.3529, 0.2824, 0.6588
RGB percentages35.3%, 28.2%, 65.9%
HSLhsl(251.3, 40%, 47.1%)
HSV / HSBhsv(251.3, 57.1%, 65.9%)
CMYK46.4%, 57.1%, 0%, 34.1%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer5,916,840
CSS custom property--colour: #5A48A8;

Brightness & contrast

Relative luminance0.09636WCAG 2.x, 0 is black and 1 is white
Perceived brightness93.2 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#535353
Inverted#A5B757

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0C5AABno red cones; affects about 1% of men; ΔE 22.1 from the original
Deuteranopia#0D55A6no green cones; the most common form, about 1% of men; ΔE 20.8 from the original
Tritanopia#415D71no blue cones; rare, and affects men and women equally; ΔE 50.7 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

Dark slateblue · ΔE 11.5Rebecca purple · ΔE 11.6Slate blue · ΔE 12.3Medium purple · ΔE 18.4Royal blue · ΔE 20.1Midnight blue · ΔE 21.3
Nearest named CSS colourDark slateblue (#483D8B)ΔE 11.49, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#96A848
Analogous#4866A8, #8A48A8
Triadic#A85A48, #48A85A
Split complementary#A88A48, #66A848
Tetradic#A84866, #96A848, #48A88A

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#D6D1EB
Lighter +30%#B6ADDC
Lighter +20%#9689CD
Lighter +10%#7666BD
Darker −10%#473984
Darker −20%#342961
Darker −30%#211A3D
Darker −40%#0D0B19
More saturated +25%#472AC6
Less saturated −25%#6D668A

Channel breakdown

R90
G72
B168
Red90 (35.3%)
Green72 (28.2%)
Blue168 (65.9%)
Hue251.25°
Saturation (HSL)40%
Lightness47.06%
Dominant channelBlue
Hex per channelR 5A · G 48 · B A8

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Every value on this page was computed from “5a48a8” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.