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Recognised as Colour

#3141CF

  • #3141CF
  • Blue
  • Dark
  • Nearest: Medium slateblue

#3141CF is a blue with RGB values 49, 65, 207 and HSL 234°, 62%, 50%. It is a dark colour, so white text on it reaches 7.5:1 contrast (AAA for normal text). The nearest named colour is Medium slateblue.

Colour values

#3141CF#3141CF
HEX#3141CF
RGBrgb(49, 65, 207)
RGB (0–1)0.1922, 0.2549, 0.8118
RGB percentages19.2%, 25.5%, 81.2%
HSLhsl(233.9, 62.2%, 50.2%)
HSV / HSBhsv(233.9, 76.3%, 81.2%)
CMYK76.3%, 68.6%, 0%, 18.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,228,111
CSS custom property--colour: #3141CF;

Brightness & contrast

Relative luminance0.08939WCAG 2.x, 0 is black and 1 is white
Perceived brightness89.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 7.53:1
Contrast with white7.53:1WCAG normal text: AAA
Contrast with black2.79:1WCAG normal text: Fail
Greyscale equivalent#484848
Inverted#CEBE30

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#005CD3no red cones; affects about 1% of men; ΔE 20.7 from the original
Deuteranopia#004DCCno green cones; the most common form, about 1% of men; ΔE 12.1 from the original
Tritanopia#006883no blue cones; rare, and affects men and women equally; ΔE 78.5 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text7.53:1WCAG large text: AAA
Contrast with black, large text2.79:1WCAG large text: Fail

Named colours

Medium slateblue · ΔE 18.8Slate blue · ΔE 20.5Royal blue · ΔE 22.6Dark blue · ΔE 23.1Navy · ΔE 25.3Dark orchid · ΔE 27.4
Nearest named CSS colourMedium slateblue (#7B68EE)ΔE 18.79, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#CFBF31
Analogous#3190CF, #7031CF
Triadic#CF3141, #41CF31
Split complementary#CF7031, #90CF31
Tetradic#CF3190, #CFBF31, #31CF70

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#D6DAF6
Lighter +30%#ADB3EC
Lighter +20%#848DE2
Lighter +10%#5A67D9
Darker −10%#2734A6
Darker −20%#1D277D
Darker −30%#131A54
Darker −40%#0A0D2A
More saturated +25%#1128EF
Less saturated −25%#515AAF

Channel breakdown

R49
G65
B207
Red49 (19.2%)
Green65 (25.5%)
Blue207 (81.2%)
Hue233.92°
Saturation (HSL)62.2%
Lightness50.2%
Dominant channelBlue
Hex per channelR 31 · G 41 · B CF

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Every value on this page was computed from “3141cf” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.