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Recognised as Colour

#3A3B86

  • #3A3B86
  • Blue
  • Dark
  • Nearest: Dark slateblue

#3A3B86 is a blue with RGB values 58, 59, 134 and HSL 239°, 40%, 38%. It is a dark colour, so white text on it reaches 9.8:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#3A3B86#3A3B86
HEX#3A3B86
RGBrgb(58, 59, 134)
RGB (0–1)0.2275, 0.2314, 0.5255
RGB percentages22.7%, 23.1%, 52.5%
HSLhsl(239.2, 39.6%, 37.6%)
HSV / HSBhsv(239.2, 56.7%, 52.5%)
CMYK56.7%, 56%, 0%, 47.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,816,326
CSS custom property--colour: #3A3B86;

Brightness & contrast

Relative luminance0.05749WCAG 2.x, 0 is black and 1 is white
Perceived brightness71.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 9.77:1
Contrast with white9.77:1WCAG normal text: AAA
Contrast with black2.15:1WCAG normal text: Fail
Greyscale equivalent#404040
Inverted#C5C479

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0C4789no red cones; affects about 1% of men; ΔE 13.8 from the original
Deuteranopia#004184no green cones; the most common form, about 1% of men; ΔE 12.4 from the original
Tritanopia#144C5Ano blue cones; rare, and affects men and women equally; ΔE 45.5 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text9.77:1WCAG large text: AAA
Contrast with black, large text2.15:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 4.1Midnight blue · ΔE 17.4Rebecca purple · ΔE 21.3Slate blue · ΔE 26.3Royal blue · ΔE 30Medium purple · ΔE 30.8
Nearest named CSS colourDark slateblue (#483D8B)ΔE 4.08, a close match
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#86853A
Analogous#3A6186, #5F3A86
Triadic#863A3B, #3B863A
Split complementary#865F3A, #61863A
Tetradic#863A61, #86853A, #3A865F

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#AFB0DD
Lighter +30%#8C8DCD
Lighter +20%#6869BE
Lighter +10%#494BAA
Darker −10%#2B2B62
Darker −20%#1B1C3F
Darker −30%#0C0C1B
Darker −40%#000000
More saturated +25%#22249E
Less saturated −25%#52526E

Channel breakdown

R58
G59
B134
Red58 (22.7%)
Green59 (23.1%)
Blue134 (52.5%)
Hue239.21°
Saturation (HSL)39.58%
Lightness37.65%
Dominant channelBlue
Hex per channelR 3A · G 3B · B 86

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Every value on this page was computed from “3a3b86” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.