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Recognised as Colour

#343CFF

  • #343CFF
  • Blue
  • Dark
  • Nearest: Medium blue

#343CFF is a blue with RGB values 52, 60, 255 and HSL 238°, 100%, 60%. It is a dark colour, so white text on it reaches 6.5:1 contrast (AA for normal text). The nearest named colour is Medium blue.

Colour values

#343CFF#343CFF
HEX#343CFF
RGBrgb(52, 60, 255)
RGB (0–1)0.2039, 0.2353, 1
RGB percentages20.4%, 23.5%, 100%
HSLhsl(237.6, 100%, 60.2%)
HSV / HSBhsv(237.6, 79.6%, 100%)
CMYK79.6%, 76.5%, 0%, 0%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,423,487
CSS custom property--colour: #343CFF;

Brightness & contrast

Relative luminance0.11182WCAG 2.x, 0 is black and 1 is white
Perceived brightness101.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 6.49:1
Contrast with white6.49:1WCAG normal text: AA
Contrast with black3.24:1WCAG normal text: Fail
Greyscale equivalent#484848
Inverted#CBC300

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0068FFno red cones; affects about 1% of men; ΔE 32.3 from the original
Deuteranopia#0053FCno green cones; the most common form, about 1% of men; ΔE 17.6 from the original
Tritanopia#00789Dno blue cones; rare, and affects men and women equally; ΔE 101.9 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text6.49:1WCAG large text: AAA
Contrast with black, large text3.24:1WCAG large text: AA

Named colours

Medium blue · ΔE 16.3Blue violet · ΔE 22.1Blue · ΔE 22.8Dark violet · ΔE 28.8Dark orchid · ΔE 35.4Dark blue · ΔE 38.2
Nearest named CSS colourMedium blue (#0000CD)ΔE 16.28, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#FFF734
Analogous#34A2FF, #9134FF
Triadic#FF343C, #3CFF34
Split complementary#FF9234, #A2FF34
Tetradic#FF34A2, #FFF734, #34FF92

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FFFFFF
Lighter +30%#CDCFFF
Lighter +20%#9A9EFF
Lighter +10%#676DFF
Darker −10%#010BFF
Darker −20%#0008CD
Darker −30%#00069A
Darker −40%#000467
More saturated +25%#343CFF
Less saturated −25%#4D53E6

Channel breakdown

R52
G60
B255
Red52 (20.4%)
Green60 (23.5%)
Blue255 (100%)
Hue237.64°
Saturation (HSL)100%
Lightness60.2%
Dominant channelBlue
Hex per channelR 34 · G 3C · B FF

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Every value on this page was computed from “343cff” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.