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Recognised as Colour

#3842DA

  • #3842DA
  • Blue
  • Dark
  • Nearest: Medium slateblue

#3842DA is a blue with RGB values 56, 66, 218 and HSL 236°, 69%, 54%. It is a dark colour, so white text on it reaches 7.1:1 contrast (AAA for normal text). The nearest named colour is Medium slateblue.

Colour values

#3842DA#3842DA
HEX#3842DA
RGBrgb(56, 66, 218)
RGB (0–1)0.2196, 0.2588, 0.8549
RGB percentages22%, 25.9%, 85.5%
HSLhsl(236.3, 68.6%, 53.7%)
HSV / HSBhsv(236.3, 74.3%, 85.5%)
CMYK74.3%, 69.7%, 0%, 14.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,687,130
CSS custom property--colour: #3842DA;

Brightness & contrast

Relative luminance0.09799WCAG 2.x, 0 is black and 1 is white
Perceived brightness94.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 7.1:1
Contrast with white7.1:1WCAG normal text: AAA
Contrast with black2.96:1WCAG normal text: Fail
Greyscale equivalent#4B4B4B
Inverted#C7BD25

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0060DFno red cones; affects about 1% of men; ΔE 22.4 from the original
Deuteranopia#0050D7no green cones; the most common form, about 1% of men; ΔE 13.6 from the original
Tritanopia#006C89no blue cones; rare, and affects men and women equally; ΔE 83 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text7.1:1WCAG large text: AAA
Contrast with black, large text2.96:1WCAG large text: Fail

Named colours

Medium slateblue · ΔE 20.3Blue violet · ΔE 23.7Slate blue · ΔE 24.4Dark blue · ΔE 24.9Dark orchid · ΔE 26.4Royal blue · ΔE 26.5
Nearest named CSS colourMedium slateblue (#7B68EE)ΔE 20.34, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#DAD038
Analogous#3893DA, #7F38DA
Triadic#DA3842, #42DA38
Split complementary#DA7F38, #93DA38
Tetradic#DA3893, #DAD038, #38DA7F

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#E4E5FA
Lighter +30%#B9BDF2
Lighter +20%#8E94EA
Lighter +10%#636BE2
Darker −10%#232CBC
Darker −20%#1B2291
Darker −30%#131866
Darker −40%#0B0E3B
More saturated +25%#1A28F8
Less saturated −25%#565CBC

Channel breakdown

R56
G66
B218
Red56 (22%)
Green66 (25.9%)
Blue218 (85.5%)
Hue236.3°
Saturation (HSL)68.64%
Lightness53.73%
Dominant channelBlue
Hex per channelR 38 · G 42 · B DA

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Every value on this page was computed from “3842da” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.