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Recognised as Colour

#5548DA

  • #5548DA
  • Blue
  • Dark
  • Nearest: Medium slateblue

#5548DA is a blue with RGB values 85, 72, 218 and HSL 245°, 66%, 57%. It is a dark colour, so white text on it reaches 6.3:1 contrast (AA for normal text). The nearest named colour is Medium slateblue.

Colour values

#5548DA#5548DA
HEX#5548DA
RGBrgb(85, 72, 218)
RGB (0–1)0.3333, 0.2824, 0.8549
RGB percentages33.3%, 28.2%, 85.5%
HSLhsl(245.3, 66.4%, 56.9%)
HSV / HSBhsv(245.3, 67%, 85.5%)
CMYK61%, 67%, 0%, 14.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer5,589,210
CSS custom property--colour: #5548DA;

Brightness & contrast

Relative luminance0.11628WCAG 2.x, 0 is black and 1 is white
Perceived brightness103.1 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 6.31:1
Contrast with white6.31:1WCAG normal text: AA
Contrast with black3.33:1WCAG normal text: Fail
Greyscale equivalent#555555
Inverted#AAB725

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0065DEno red cones; affects about 1% of men; ΔE 24.6 from the original
Deuteranopia#005AD7no green cones; the most common form, about 1% of men; ΔE 19.6 from the original
Tritanopia#006E8Bno blue cones; rare, and affects men and women equally; ΔE 79.7 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text6.31:1WCAG large text: AAA
Contrast with black, large text3.33:1WCAG large text: AA

Named colours

Medium slateblue · ΔE 15Slate blue · ΔE 19.2Dark orchid · ΔE 22.6Blue violet · ΔE 23.1Royal blue · ΔE 23.1Dark blue · ΔE 26.5
Nearest named CSS colourMedium slateblue (#7B68EE)ΔE 14.97, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#CDDA48
Analogous#4884DA, #9E48DA
Triadic#DA5548, #48DA55
Split complementary#DA9E48, #84DA48
Tetradic#DA4884, #CDDA48, #48DA9E

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#F3F2FC
Lighter +30%#CBC7F4
Lighter +20%#A49DEB
Lighter +10%#7C72E3
Darker −10%#3628C7
Darker −20%#2B209C
Darker −30%#1F1772
Darker −40%#140E48
More saturated +25%#3E2DF5
Less saturated −25%#6C64BF

Channel breakdown

R85
G72
B218
Red85 (33.3%)
Green72 (28.2%)
Blue218 (85.5%)
Hue245.34°
Saturation (HSL)66.36%
Lightness56.86%
Dominant channelBlue
Hex per channelR 55 · G 48 · B DA

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Every value on this page was computed from “5548da” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.