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Recognised as Colour

#3E3378

  • #3E3378
  • Blue
  • Dark
  • Nearest: Dark slateblue

#3E3378 is a blue with RGB values 62, 51, 120 and HSL 250°, 40%, 34%. It is a dark colour, so white text on it reaches 10.8:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#3E3378#3E3378
HEX#3E3378
RGBrgb(62, 51, 120)
RGB (0–1)0.2431, 0.2, 0.4706
RGB percentages24.3%, 20%, 47.1%
HSLhsl(249.6, 40.4%, 33.5%)
HSV / HSBhsv(249.6, 57.5%, 47.1%)
CMYK48.3%, 57.5%, 0%, 52.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,076,408
CSS custom property--colour: #3E3378;

Brightness & contrast

Relative luminance0.04748WCAG 2.x, 0 is black and 1 is white
Perceived brightness65.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 10.77:1
Contrast with white10.77:1WCAG normal text: AAA
Contrast with black1.95:1WCAG normal text: Fail
Greyscale equivalent#3A3A3A
Inverted#C1CC87

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0C3F7Ano red cones; affects about 1% of men; ΔE 16 from the original
Deuteranopia#0B3C77no green cones; the most common form, about 1% of men; ΔE 15.3 from the original
Tritanopia#2B4250no blue cones; rare, and affects men and women equally; ΔE 39.3 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text10.77:1WCAG large text: AAA
Contrast with black, large text1.95:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 6.6Midnight blue · ΔE 17.2Rebecca purple · ΔE 22Slate blue · ΔE 30.1Indigo · ΔE 32.1Medium purple · ΔE 33.9
Nearest named CSS colourDark slateblue (#483D8B)ΔE 6.62, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#6D7833
Analogous#334A78, #613378
Triadic#783E33, #33783E
Split complementary#786133, #4A7833
Tetradic#78334A, #6D7833, #337861

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#A9A0D7
Lighter +30%#887CC8
Lighter +20%#6859B8
Lighter +10%#50429C
Darker −10%#2C2454
Darker −20%#191530
Darker −30%#07050D
Darker −40%#000000
More saturated +25%#2F1E8D
Less saturated −25%#4D4863

Channel breakdown

R62
G51
B120
Red62 (24.3%)
Green51 (20%)
Blue120 (47.1%)
Hue249.57°
Saturation (HSL)40.35%
Lightness33.53%
Dominant channelBlue
Hex per channelR 3E · G 33 · B 78

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Every value on this page was computed from “3e3378” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.