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Colour

#3A3AAA

  • #3A3AAA
  • Blue
  • Dark
  • Nearest: Slate blue

#3A3AAA is a blue with RGB values 58, 58, 170 and HSL 240°, 49%, 45%. It is a dark colour, so white text on it reaches 8.9:1 contrast (AAA for normal text). The nearest named colour is Slate blue.

Colour values

#3A3AAA#3A3AAA
HEX#3A3AAA
RGBrgb(58, 58, 170)
RGB (0–1)0.2275, 0.2275, 0.6667
RGB percentages22.7%, 22.7%, 66.7%
HSLhsl(240, 49.1%, 44.7%)
HSV / HSBhsv(240, 65.9%, 66.7%)
CMYK65.9%, 65.9%, 0%, 33.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,816,106
CSS custom property--colour: #3A3AAA;

Brightness & contrast

Relative luminance0.06828WCAG 2.x, 0 is black and 1 is white
Perceived brightness79.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 8.88:1
Contrast with white8.88:1WCAG normal text: AAA
Contrast with black2.37:1WCAG normal text: Fail
Greyscale equivalent#424242
Inverted#C5C555

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#004FAEno red cones; affects about 1% of men; ΔE 18.2 from the original
Deuteranopia#0045A8no green cones; the most common form, about 1% of men; ΔE 13.2 from the original
Tritanopia#00576Dno blue cones; rare, and affects men and women equally; ΔE 64.4 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text8.88:1WCAG large text: AAA
Contrast with black, large text2.37:1WCAG large text: Fail

Named colours

Slate blue · ΔE 14.1Rebecca purple · ΔE 14.9Midnight blue · ΔE 19.2Royal blue · ΔE 19.6Dark slateblue · ΔE 20.4Indigo · ΔE 20.5
Nearest named CSS colourSlate blue (#6A5ACD)ΔE 14.11, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#AAAA3A
Analogous#3A72AA, #723AAA
Triadic#AA3A3A, #3AAA3A
Split complementary#AA723A, #72AA3A
Tetradic#AA3A72, #AAAA3A, #3AAA72

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#C5C5EB
Lighter +30%#9F9FDE
Lighter +20%#7979D1
Lighter +10%#5353C4
Darker −10%#2D2D84
Darker −20%#20205E
Darker −30%#131338
Darker −40%#060612
More saturated +25%#1D1DC6
Less saturated −25%#56568E

Channel breakdown

R58
G58
B170
Red58 (22.7%)
Green58 (22.7%)
Blue170 (66.7%)
Hue240°
Saturation (HSL)49.12%
Lightness44.71%
Dominant channelBlue
Hex per channelR 3A · G 3A · B AA

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Every value on this page was computed from “3a3aaa” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.