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Recognised as Colour

#3B187E

  • #3B187E
  • Violet
  • Dark
  • Nearest: Midnight blue

#3B187E is a violet with RGB values 59, 24, 126 and HSL 261°, 68%, 29%. It is a dark colour, so white text on it reaches 13:1 contrast (AAA for normal text). The nearest named colour is Midnight blue.

Colour values

#3B187E#3B187E
HEX#3B187E
RGBrgb(59, 24, 126)
RGB (0–1)0.2314, 0.0941, 0.4941
RGB percentages23.1%, 9.4%, 49.4%
HSLhsl(260.6, 68%, 29.4%)
HSV / HSBhsv(260.6, 81%, 49.4%)
CMYK53.2%, 81%, 0%, 50.6%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,872,894
CSS custom property--colour: #3B187E;

Brightness & contrast

Relative luminance0.03089WCAG 2.x, 0 is black and 1 is white
Perceived brightness56.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 12.98:1
Contrast with white12.98:1WCAG normal text: AAA
Contrast with black1.62:1WCAG normal text: Fail
Greyscale equivalent#272727
Inverted#C4E781

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#003381no red cones; affects about 1% of men; ΔE 22.6 from the original
Deuteranopia#002F7Cno green cones; the most common form, about 1% of men; ΔE 21.8 from the original
Tritanopia#23354Bno blue cones; rare, and affects men and women equally; ΔE 54.1 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text12.98:1WCAG large text: AAA
Contrast with black, large text1.62:1WCAG large text: Fail

Named colours

Midnight blue · ΔE 10.5Indigo · ΔE 10.9Rebecca purple · ΔE 13.2Navy · ΔE 16.9Dark slateblue · ΔE 20.3Dark blue · ΔE 20.8
Nearest named CSS colourMidnight blue (#191970)ΔE 10.46, a distinctly different colour
Hue familyviolet
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#5B7E18
Analogous#18287E, #6E187E
Triadic#7E3B18, #187E3B
Split complementary#7E6E18, #287E18
Tetradic#7E1828, #5B7E18, #187E6E

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#A07CE6
Lighter +30%#8151DE
Lighter +20%#6328D4
Lighter +10%#4F20A9
Darker −10%#271053
Darker −20%#130828
Darker −30%#000000
Darker −40%#000000
More saturated +25%#350591
Less saturated −25%#412B6B

Channel breakdown

R59
G24
B126
Red59 (23.1%)
Green24 (9.4%)
Blue126 (49.4%)
Hue260.59°
Saturation (HSL)68%
Lightness29.41%
Dominant channelBlue
Hex per channelR 3B · G 18 · B 7E

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Every value on this page was computed from “3b187e” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.