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Recognised as Colour

#3A20AA

  • #3A20AA
  • Blue
  • Dark
  • Nearest: Dark blue

#3A20AA is a blue with RGB values 58, 32, 170 and HSL 251°, 68%, 40%. It is a dark colour, so white text on it reaches 10.7:1 contrast (AAA for normal text). The nearest named colour is Dark blue.

Colour values

#3A20AA#3A20AA
HEX#3A20AA
RGBrgb(58, 32, 170)
RGB (0–1)0.2275, 0.1255, 0.6667
RGB percentages22.7%, 12.5%, 66.7%
HSLhsl(251.3, 68.3%, 39.6%)
HSV / HSBhsv(251.3, 81.2%, 66.7%)
CMYK65.9%, 81.2%, 0%, 33.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,809,450
CSS custom property--colour: #3A20AA;

Brightness & contrast

Relative luminance0.04835WCAG 2.x, 0 is black and 1 is white
Perceived brightness70 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 10.68:1
Contrast with white10.68:1WCAG normal text: AAA
Contrast with black1.97:1WCAG normal text: Fail
Greyscale equivalent#2F2F2F
Inverted#C5DF55

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0043AEno red cones; affects about 1% of men; ΔE 25.2 from the original
Deuteranopia#0039A8no green cones; the most common form, about 1% of men; ΔE 20.1 from the original
Tritanopia#004B66no blue cones; rare, and affects men and women equally; ΔE 75.9 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text10.68:1WCAG large text: AAA
Contrast with black, large text1.97:1WCAG large text: Fail

Named colours

Dark blue · ΔE 11.5Navy · ΔE 14Indigo · ΔE 16.4Rebecca purple · ΔE 23.5Dark orchid · ΔE 24.4Slate blue · ΔE 26
Nearest named CSS colourDark blue (#00008B)ΔE 11.51, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#90AA20
Analogous#204BAA, #7F20AA
Triadic#AA3A20, #20AA3A
Split complementary#AA7F20, #4BAA20
Tetradic#AA204B, #90AA20, #20AA7F

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#B5A7EF
Lighter +30%#917DE6
Lighter +20%#6C52DE
Lighter +10%#4928D5
Darker −10%#2B187F
Darker −20%#1D1054
Darker −30%#0E0829
Darker −40%#000000
More saturated +25%#2A07C3
Less saturated −25%#4A3991

Channel breakdown

R58
G32
B170
Red58 (22.7%)
Green32 (12.5%)
Blue170 (66.7%)
Hue251.3°
Saturation (HSL)68.32%
Lightness39.61%
Dominant channelBlue
Hex per channelR 3A · G 20 · B AA

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Every value on this page was computed from “3a20aa” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.