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Recognised as Colour

#3905F9

  • #3905F9
  • Blue
  • Dark
  • Nearest: Blue

#3905F9 is a blue with RGB values 57, 5, 249 and HSL 253°, 96%, 50%. It is a dark colour, so white text on it reaches 8.2:1 contrast (AAA for normal text). The nearest named colour is Blue.

Colour values

#3905F9#3905F9
HEX#3905F9
RGBrgb(57, 5, 249)
RGB (0–1)0.2235, 0.0196, 0.9765
RGB percentages22.4%, 2%, 97.6%
HSLhsl(252.8, 96.1%, 49.8%)
HSV / HSBhsv(252.8, 98%, 97.6%)
CMYK77.1%, 98%, 0%, 2.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,737,081
CSS custom property--colour: #3905F9;

Brightness & contrast

Relative luminance0.07818WCAG 2.x, 0 is black and 1 is white
Perceived brightness89.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 8.19:1
Contrast with white8.19:1WCAG normal text: AAA
Contrast with black2.56:1WCAG normal text: Fail
Greyscale equivalent#222222
Inverted#C6FA06

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0059FFno red cones; affects about 1% of men; ΔE 39.2 from the original
Deuteranopia#0044F6no green cones; the most common form, about 1% of men; ΔE 27.8 from the original
Tritanopia#006892no blue cones; rare, and affects men and women equally; ΔE 113.4 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text8.19:1WCAG large text: AAA
Contrast with black, large text2.56:1WCAG large text: Fail

Named colours

Blue · ΔE 5.9Medium blue · ΔE 17.4Blue violet · ΔE 29.9Dark violet · ΔE 32.5Dark orchid · ΔE 45.1Dark blue · ΔE 47.2
Nearest named CSS colourBlue (#0000FF)ΔE 5.92, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#C5F905
Analogous#054BF9, #B305F9
Triadic#F93905, #05F939
Split complementary#F9B305, #4BF905
Tetradic#F9054B, #C5F905, #05F9B3

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#D7CCFE
Lighter +30%#AF9AFD
Lighter +20%#8868FC
Lighter +10%#6036FB
Darker −10%#2E04C7
Darker −20%#220395
Darker −30%#170263
Darker −40%#0B0131
More saturated +25%#3600FE
Less saturated −25%#4B25D9

Channel breakdown

R57
G5
B249
Red57 (22.4%)
Green5 (2%)
Blue249 (97.6%)
Hue252.79°
Saturation (HSL)96.06%
Lightness49.8%
Dominant channelBlue
Hex per channelR 39 · G 05 · B F9

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Every value on this page was computed from “3905f9” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.