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Recognised as Colour

#3353BF

  • #3353BF
  • Blue
  • Dark
  • Nearest: Royal blue

#3353BF is a blue with RGB values 51, 83, 191 and HSL 226°, 58%, 47%. It is a dark colour, so white text on it reaches 6.7:1 contrast (AA for normal text). The nearest named colour is Royal blue.

Colour values

#3353BF#3353BF
HEX#3353BF
RGBrgb(51, 83, 191)
RGB (0–1)0.2, 0.3255, 0.749
RGB percentages20%, 32.5%, 74.9%
HSLhsl(226.3, 57.9%, 47.5%)
HSV / HSBhsv(226.3, 73.3%, 74.9%)
CMYK73.3%, 56.5%, 0%, 25.1%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,363,775
CSS custom property--colour: #3353BF;

Brightness & contrast

Relative luminance0.10652WCAG 2.x, 0 is black and 1 is white
Perceived brightness94.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 6.71:1
Contrast with white6.71:1WCAG normal text: AA
Contrast with black3.13:1WCAG normal text: Fail
Greyscale equivalent#545454
Inverted#CCAC40

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0063C3no red cones; affects about 1% of men; ΔE 13.5 from the original
Deuteranopia#0056BDno green cones; the most common form, about 1% of men; ΔE 6.4 from the original
Tritanopia#006E81no blue cones; rare, and affects men and women equally; ΔE 62 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text6.71:1WCAG large text: AAA
Contrast with black, large text3.13:1WCAG large text: AA

Named colours

Royal blue · ΔE 10.2Slate blue · ΔE 12Dark slateblue · ΔE 19.8Medium slateblue · ΔE 20.6Medium purple · ΔE 21.7Rebecca purple · ΔE 22
Nearest named CSS colourRoyal blue (#4169E1)ΔE 10.23, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#BF9F33
Analogous#3399BF, #5933BF
Triadic#BF3353, #53BF33
Split complementary#BF5933, #99BF33
Tetradic#BF3399, #BF9F33, #33BF59

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#CCD5F2
Lighter +30%#A4B3E7
Lighter +20%#7C92DC
Lighter +10%#5470D1
Darker −10%#284297
Darker −20%#1E306E
Darker −30%#131F46
Darker −40%#080D1E
More saturated +25%#1543DD
Less saturated −25%#5163A1

Channel breakdown

R51
G83
B191
Red51 (20%)
Green83 (32.5%)
Blue191 (74.9%)
Hue226.29°
Saturation (HSL)57.85%
Lightness47.45%
Dominant channelBlue
Hex per channelR 33 · G 53 · B BF

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Every value on this page was computed from “3353bf” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.