Nerdulator> put something in

Recognised as Colour

#3F4ED2

  • #3F4ED2
  • Blue
  • Dark
  • Nearest: Slate blue

#3F4ED2 is a blue with RGB values 63, 78, 210 and HSL 234°, 62%, 54%. It is a dark colour, so white text on it reaches 6.5:1 contrast (AA for normal text). The nearest named colour is Slate blue.

Colour values

#3F4ED2#3F4ED2
HEX#3F4ED2
RGBrgb(63, 78, 210)
RGB (0–1)0.2471, 0.3059, 0.8235
RGB percentages24.7%, 30.6%, 82.4%
HSLhsl(233.9, 62%, 53.5%)
HSV / HSBhsv(233.9, 70%, 82.4%)
CMYK70%, 62.9%, 0%, 17.6%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,148,946
CSS custom property--colour: #3F4ED2;

Brightness & contrast

Relative luminance0.11159WCAG 2.x, 0 is black and 1 is white
Perceived brightness98.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 6.5:1
Contrast with white6.5:1WCAG normal text: AA
Contrast with black3.23:1WCAG normal text: Fail
Greyscale equivalent#545454
Inverted#C0B12D

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0065D6no red cones; affects about 1% of men; ΔE 19.1 from the original
Deuteranopia#0057CFno green cones; the most common form, about 1% of men; ΔE 11.5 from the original
Tritanopia#007089no blue cones; rare, and affects men and women equally; ΔE 73.4 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text6.5:1WCAG large text: AAA
Contrast with black, large text3.23:1WCAG large text: AA

Named colours

Slate blue · ΔE 13.2Medium slateblue · ΔE 13.5Royal blue · ΔE 14.6Rebecca purple · ΔE 24.2Medium purple · ΔE 24.8Dark blue · ΔE 28.2
Nearest named CSS colourSlate blue (#6A5ACD)ΔE 13.24, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#D2C33F
Analogous#3F97D2, #7A3FD2
Triadic#D23F4E, #4ED23F
Split complementary#D27A3F, #97D23F
Tetradic#D23F97, #D2C33F, #3FD27A

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#E4E6F9
Lighter +30%#BBC0EF
Lighter +20%#929AE5
Lighter +10%#6874DC
Darker −10%#2A38B4
Darker −20%#202B8B
Darker −30%#171E61
Darker −40%#0D1138
More saturated +25%#2136F0
Less saturated −25%#5D66B4

Channel breakdown

R63
G78
B210
Red63 (24.7%)
Green78 (30.6%)
Blue210 (82.4%)
Hue233.88°
Saturation (HSL)62.03%
Lightness53.53%
Dominant channelBlue
Hex per channelR 3F · G 4E · B D2

Keep nerding

Every link below is a page Nerdulator can generate from what it already knows about this value.

Nerdulate something else

Nothing in mind? Surprise me · today’s page

Every value on this page was computed from “3f4ed2” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.