Colour

#3A00A4

#3A00A4
Violet
Dark
Nearest: Dark blue

#3A00A4 is a violet with RGB values 58, 0, 164 and HSL 261°, 100%, 32%. It is a dark colour, so white text on it reaches 12.2:1 contrast (AAA for normal text). The nearest named colour is Dark blue.

Colour values

#3A00A4#3A00A4

HEX#3A00A4

RGBrgb(58, 0, 164)

RGB (0–1)0.2275, 0, 0.6431

RGB percentages22.7%, 0%, 64.3%

HSLhsl(261.2, 100%, 32.2%)

HSV / HSBhsv(261.2, 100%, 64.3%)

CMYK64.6%, 100%, 0%, 35.7%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer3,801,252

CSS custom property--colour: #3A00A4;

Brightness & contrast

Relative luminance0.0358WCAG 2.x, 0 is black and 1 is white

Perceived brightness63.8 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 12.24:1

Contrast with white12.24:1WCAG normal text: AAA

Contrast with black1.72:1WCAG normal text: Fail

Greyscale equivalent#181818

Inverted#C5FF5B

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#003AA8no red cones; affects about 1% of men; ΔE 30.3 from the original

Deuteranopia#0030A2no green cones; the most common form, about 1% of men; ΔE 25.2 from the original

Tritanopia#00405Eno blue cones; rare, and affects men and women equally; ΔE 80.5 from the original

Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning

Contrast with white, large text12.24:1WCAG large text: AAA

Contrast with black, large text1.72:1WCAG large text: Fail

Named colours

Dark blue · ΔE 11.2 Navy · ΔE 15.8 Indigo · ΔE 19.5 Medium blue · ΔE 22 Blue violet · ΔE 23.3 Dark orchid · ΔE 25

Nearest named CSS colourDark blue (#00008B)ΔE 11.25, a distinctly different colour

Hue familyviolet

CSS keyword usableNo exact keyword

Colour harmonies

base +30°+90°+120°+180°+210°+240°+270°+330°

Complementary#6AA400

Analogous#0018A4, #8C00A4

Triadic#A43A00, #00A43A

Split complementary#A48C00, #18A400

Tetradic#A40018, #6AA400, #00A48C

Tints, shades & saturation

+40%+30%+20%+10%base -10%-20%-30%-40%

Lighter +40%#A371FF

Lighter +30%#823EFF

Lighter +20%#610BFF

Lighter +10%#4C00D7

Darker −10%#280071

Darker −20%#16003E

Darker −30%#04000B

Darker −40%#000000

More saturated +25%#3A00A4

Less saturated −25%#401490

Channel breakdown

R58

B164

Red58 (22.7%)

Green0 (0%)

Blue164 (64.3%)

Hue261.22°

Saturation (HSL)100%

Lightness32.16%

Dominant channelBlue

Hex per channelR 3A · G 00 · B A4

Keep nerding

Every link below is a page Nerdulator can generate from what it already knows about this value.

#3A00A4

Colour values

Brightness & contrast

Colour vision & accessibility

Named colours

Colour harmonies

Tints, shades & saturation

Channel breakdown

Keep nerding

Harmonies

Lighter and darker

Similar named colours

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