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Recognised as Colour

#3B50DB

  • #3B50DB
  • Blue
  • Dark
  • Nearest: Medium slateblue

#3B50DB is a blue with RGB values 59, 80, 219 and HSL 232°, 69%, 55%. 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

#3B50DB#3B50DB
HEX#3B50DB
RGBrgb(59, 80, 219)
RGB (0–1)0.2314, 0.3137, 0.8588
RGB percentages23.1%, 31.4%, 85.9%
HSLhsl(232.1, 69%, 54.5%)
HSV / HSBhsv(232.1, 73.1%, 85.9%)
CMYK73.1%, 63.5%, 0%, 14.1%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,887,323
CSS custom property--colour: #3B50DB;

Brightness & contrast

Relative luminance0.11782WCAG 2.x, 0 is black and 1 is white
Perceived brightness101.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 6.26:1
Contrast with white6.26:1WCAG normal text: AA
Contrast with black3.36:1WCAG normal text: Fail
Greyscale equivalent#565656
Inverted#C4AF24

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0068DFno red cones; affects about 1% of men; ΔE 19.2 from the original
Deuteranopia#0059D8no green cones; the most common form, about 1% of men; ΔE 10.8 from the original
Tritanopia#00748Eno blue cones; rare, and affects men and women equally; ΔE 76.7 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text6.26:1WCAG large text: AAA
Contrast with black, large text3.36:1WCAG large text: AA

Named colours

Medium slateblue · ΔE 13.9Slate blue · ΔE 16.4Royal blue · ΔE 16.6Medium purple · ΔE 27.2Rebecca purple · ΔE 27.5Dark blue · ΔE 28.8
Nearest named CSS colourMedium slateblue (#7B68EE)ΔE 13.87, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#DBC63B
Analogous#3BA0DB, #763BDB
Triadic#DB3B50, #50DB3B
Split complementary#DB763B, #A0DB3B
Tetradic#DB3BA0, #DBC63B, #3BDB76

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#E7EAFB
Lighter +30%#BCC3F3
Lighter +20%#919DEB
Lighter +10%#6676E3
Darker −10%#2338C0
Darker −20%#1B2B95
Darker −30%#131F6A
Darker −40%#0B123F
More saturated +25%#1E3BF8
Less saturated −25%#5865BE

Channel breakdown

R59
G80
B219
Red59 (23.1%)
Green80 (31.4%)
Blue219 (85.9%)
Hue232.13°
Saturation (HSL)68.97%
Lightness54.51%
Dominant channelBlue
Hex per channelR 3B · G 50 · B DB

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Every value on this page was computed from “3b50db” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.