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Recognised as Colour

#5545DD

  • #5545DD
  • Blue
  • Dark
  • Nearest: Medium slateblue

#5545DD is a blue with RGB values 85, 69, 221 and HSL 246°, 69%, 57%. It is a dark colour, so white text on it reaches 6.4:1 contrast (AA for normal text). The nearest named colour is Medium slateblue.

Colour values

#5545DD#5545DD
HEX#5545DD
RGBrgb(85, 69, 221)
RGB (0–1)0.3333, 0.2706, 0.8667
RGB percentages33.3%, 27.1%, 86.7%
HSLhsl(246.3, 69.1%, 56.9%)
HSV / HSBhsv(246.3, 68.8%, 86.7%)
CMYK61.5%, 68.8%, 0%, 13.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer5,588,445
CSS custom property--colour: #5545DD;

Brightness & contrast

Relative luminance0.11408WCAG 2.x, 0 is black and 1 is white
Perceived brightness102.6 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 6.4:1
Contrast with white6.4:1WCAG normal text: AA
Contrast with black3.28:1WCAG normal text: Fail
Greyscale equivalent#535353
Inverted#AABA22

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0065E2no red cones; affects about 1% of men; ΔE 25.9 from the original
Deuteranopia#0059DAno green cones; the most common form, about 1% of men; ΔE 20.5 from the original
Tritanopia#006E8Cno blue cones; rare, and affects men and women equally; ΔE 82.6 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text6.4:1WCAG large text: AAA
Contrast with black, large text3.28:1WCAG large text: AA

Named colours

Medium slateblue · ΔE 17.6Blue violet · ΔE 20.5Dark orchid · ΔE 22.1Slate blue · ΔE 22.6Dark blue · ΔE 26.4Royal blue · ΔE 26.4
Nearest named CSS colourMedium slateblue (#7B68EE)ΔE 17.6, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#CDDD45
Analogous#4581DD, #A145DD
Triadic#DD5545, #45DD55
Split complementary#DDA145, #81DD45
Tetradic#DD4581, #CDDD45, #45DDA1

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#F3F1FD
Lighter +30%#CBC6F5
Lighter +20%#A49BED
Lighter +10%#7C70E5
Darker −10%#3625CA
Darker −20%#2B1D9F
Darker −30%#1F1574
Darker −40%#140D49
More saturated +25%#3F29F9
Less saturated −25%#6B60C2

Channel breakdown

R85
G69
B221
Red85 (33.3%)
Green69 (27.1%)
Blue221 (86.7%)
Hue246.32°
Saturation (HSL)69.09%
Lightness56.86%
Dominant channelBlue
Hex per channelR 55 · G 45 · B DD

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Every value on this page was computed from “5545dd” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.