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Recognised as Colour

#3311EA

  • #3311EA
  • Blue
  • Dark
  • Nearest: Medium blue

#3311EA is a blue with RGB values 51, 17, 234 and HSL 249°, 86%, 49%. It is a dark colour, so white text on it reaches 8.7:1 contrast (AAA for normal text). The nearest named colour is Medium blue.

Colour values

#3311EA#3311EA
HEX#3311EA
RGBrgb(51, 17, 234)
RGB (0–1)0.2, 0.0667, 0.9176
RGB percentages20%, 6.7%, 91.8%
HSLhsl(249.4, 86.5%, 49.2%)
HSV / HSBhsv(249.4, 92.7%, 91.8%)
CMYK78.2%, 92.7%, 0%, 8.2%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,346,922
CSS custom property--colour: #3311EA;

Brightness & contrast

Relative luminance0.07045WCAG 2.x, 0 is black and 1 is white
Perceived brightness84.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 8.72:1
Contrast with white8.72:1WCAG normal text: AAA
Contrast with black2.41:1WCAG normal text: Fail
Greyscale equivalent#282828
Inverted#CCEE15

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0055EFno red cones; affects about 1% of men; ΔE 36.6 from the original
Deuteranopia#0040E7no green cones; the most common form, about 1% of men; ΔE 24.6 from the original
Tritanopia#00638Ano blue cones; rare, and affects men and women equally; ΔE 106.5 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text8.72:1WCAG large text: AAA
Contrast with black, large text2.41:1WCAG large text: Fail

Named colours

Medium blue · ΔE 9.8Blue · ΔE 13.4Blue violet · ΔE 24.2Dark violet · ΔE 27.7Dark orchid · ΔE 38.9Dark blue · ΔE 39.2
Nearest named CSS colourMedium blue (#0000CD)ΔE 9.84, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#C8EA11
Analogous#115CEA, #9F11EA
Triadic#EA3311, #11EA33
Split complementary#EA9F11, #5CEA11
Tetradic#EA115C, #C8EA11, #11EA9F

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#D3CCFB
Lighter +30%#AB9CF8
Lighter +20%#826DF4
Lighter +10%#593DF1
Darker −10%#290EBA
Darker −20%#1E0A8B
Darker −30%#14075B
Darker −40%#0A032C
More saturated +25%#2700FB
Less saturated −25%#4930CB

Channel breakdown

R51
G17
B234
Red51 (20%)
Green17 (6.7%)
Blue234 (91.8%)
Hue249.4°
Saturation (HSL)86.45%
Lightness49.22%
Dominant channelBlue
Hex per channelR 33 · G 11 · B EA

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Every value on this page was computed from “3311ea” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.