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Recognised as Colour

#392D80

  • #392D80
  • Blue
  • Dark
  • Nearest: Dark slateblue

#392D80 is a blue with RGB values 57, 45, 128 and HSL 249°, 48%, 34%. It is a dark colour, so white text on it reaches 11.3:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#392D80#392D80
HEX#392D80
RGBrgb(57, 45, 128)
RGB (0–1)0.2235, 0.1765, 0.502
RGB percentages22.4%, 17.6%, 50.2%
HSLhsl(248.7, 48%, 33.9%)
HSV / HSBhsv(248.7, 64.8%, 50.2%)
CMYK55.5%, 64.8%, 0%, 49.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,747,200
CSS custom property--colour: #392D80;

Brightness & contrast

Relative luminance0.04305WCAG 2.x, 0 is black and 1 is white
Perceived brightness63.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 11.28:1
Contrast with white11.28:1WCAG normal text: AAA
Contrast with black1.86:1WCAG normal text: Fail
Greyscale equivalent#363636
Inverted#C6D27F

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#003D83no red cones; affects about 1% of men; ΔE 17.1 from the original
Deuteranopia#00387Eno green cones; the most common form, about 1% of men; ΔE 15.6 from the original
Tritanopia#1B4152no blue cones; rare, and affects men and women equally; ΔE 48.3 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text11.28:1WCAG large text: AAA
Contrast with black, large text1.86:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 7.7Midnight blue · ΔE 10Rebecca purple · ΔE 15.9Indigo · ΔE 24Slate blue · ΔE 25Navy · ΔE 29
Nearest named CSS colourDark slateblue (#483D8B)ΔE 7.74, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#74802D
Analogous#2D4B80, #622D80
Triadic#80392D, #2D8039
Split complementary#80622D, #4B802D
Tetradic#802D4B, #74802D, #2D8062

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#A69DDC
Lighter +30%#8477CF
Lighter +20%#6151C2
Lighter +10%#4A3AA6
Darker −10%#28205A
Darker −20%#171235
Darker −30%#07050F
Darker −40%#000000
More saturated +25%#2A1796
Less saturated −25%#48436A

Channel breakdown

R57
G45
B128
Red57 (22.4%)
Green45 (17.6%)
Blue128 (50.2%)
Hue248.67°
Saturation (HSL)47.98%
Lightness33.92%
Dominant channelBlue
Hex per channelR 39 · G 2D · B 80

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Every value on this page was computed from “392d80” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.