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Recognised as Colour

#3355FE

  • #3355FE
  • Blue
  • Dark
  • Nearest: Medium slateblue

#3355FE is a blue with RGB values 51, 85, 254 and HSL 230°, 99%, 60%. It is a dark colour, so white text on it reaches 5.4:1 contrast (AA for normal text). The nearest named colour is Medium slateblue.

Colour values

#3355FE#3355FE
HEX#3355FE
RGBrgb(51, 85, 254)
RGB (0–1)0.2, 0.3333, 0.9961
RGB percentages20%, 33.3%, 99.6%
HSLhsl(230, 99%, 59.8%)
HSV / HSBhsv(230, 79.9%, 99.6%)
CMYK79.9%, 66.5%, 0%, 0.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,364,350
CSS custom property--colour: #3355FE;

Brightness & contrast

Relative luminance0.14357WCAG 2.x, 0 is black and 1 is white
Perceived brightness111.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 5.42:1
Contrast with white5.42:1WCAG normal text: AA
Contrast with black3.87:1WCAG normal text: Fail
Greyscale equivalent#5A5A5A
Inverted#CCAA01

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0074FFno red cones; affects about 1% of men; ΔE 24.6 from the original
Deuteranopia#0060FBno green cones; the most common form, about 1% of men; ΔE 10.8 from the original
Tritanopia#0083A3no blue cones; rare, and affects men and women equally; ΔE 90 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text5.42:1WCAG large text: AAA
Contrast with black, large text3.87:1WCAG large text: AA

Named colours

Medium slateblue · ΔE 23.4Blue violet · ΔE 25.4Medium blue · ΔE 28.3Royal blue · ΔE 30.3Slate blue · ΔE 31Dark orchid · ΔE 31.9
Nearest named CSS colourMedium slateblue (#7B68EE)ΔE 23.38, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#FEDC33
Analogous#33BBFE, #7633FE
Triadic#FE3355, #55FE33
Split complementary#FE7733, #BAFE33
Tetradic#FE33BB, #FEDC33, #33FE77

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#FEFEFF
Lighter +30%#CBD4FF
Lighter +20%#99AAFE
Lighter +10%#667FFE
Darker −10%#012BFD
Darker −20%#0123CA
Darker −30%#011A97
Darker −40%#001165
More saturated +25%#3254FF
Less saturated −25%#4D66E4

Channel breakdown

R51
G85
B254
Red51 (20%)
Green85 (33.3%)
Blue254 (99.6%)
Hue229.95°
Saturation (HSL)99.02%
Lightness59.8%
Dominant channelBlue
Hex per channelR 33 · G 55 · B FE

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Every value on this page was computed from “3355fe” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.