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Recognised as Colour

#3822BB

  • #3822BB
  • Blue
  • Dark
  • Nearest: Dark blue

#3822BB is a blue with RGB values 56, 34, 187 and HSL 249°, 69%, 43%. It is a dark colour, so white text on it reaches 9.9:1 contrast (AAA for normal text). The nearest named colour is Dark blue.

Colour values

#3822BB#3822BB
HEX#3822BB
RGBrgb(56, 34, 187)
RGB (0–1)0.2196, 0.1333, 0.7333
RGB percentages22%, 13.3%, 73.3%
HSLhsl(248.6, 69.2%, 43.3%)
HSV / HSBhsv(248.6, 81.8%, 73.3%)
CMYK70.1%, 81.8%, 0%, 26.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,678,907
CSS custom property--colour: #3822BB;

Brightness & contrast

Relative luminance0.05573WCAG 2.x, 0 is black and 1 is white
Perceived brightness74.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 9.93:1
Contrast with white9.93:1WCAG normal text: AAA
Contrast with black2.11:1WCAG normal text: Fail
Greyscale equivalent#323232
Inverted#C7DD44

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0049BFno red cones; affects about 1% of men; ΔE 27 from the original
Deuteranopia#003CB8no green cones; the most common form, about 1% of men; ΔE 20 from the original
Tritanopia#005270no blue cones; rare, and affects men and women equally; ΔE 82.3 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text9.93:1WCAG large text: AAA
Contrast with black, large text2.11:1WCAG large text: Fail

Named colours

Dark blue · ΔE 15.5Navy · ΔE 19.7Blue violet · ΔE 21.1Medium blue · ΔE 21.2Indigo · ΔE 23.4Dark orchid · ΔE 24.2
Nearest named CSS colourDark blue (#00008B)ΔE 15.48, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#A5BB22
Analogous#2259BB, #8522BB
Triadic#BB3822, #22BB38
Split complementary#BB8422, #59BB22
Tetradic#BB2258, #A5BB22, #22BB84

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#C0B7F2
Lighter +30%#998CEA
Lighter +20%#7361E2
Lighter +10%#4D36DA
Darker −10%#2B1A90
Darker −20%#1E1265
Darker −30%#110A3A
Darker −40%#04030E
More saturated +25%#2406D7
Less saturated −25%#4C3E9F

Channel breakdown

R56
G34
B187
Red56 (22%)
Green34 (13.3%)
Blue187 (73.3%)
Hue248.63°
Saturation (HSL)69.23%
Lightness43.33%
Dominant channelBlue
Hex per channelR 38 · G 22 · B BB

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Every value on this page was computed from “3822bb” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.