Colour

#3218B4

#3218B4
Blue
Dark
Nearest: Dark blue

#3218B4 is a blue with RGB values 50, 24, 180 and HSL 250°, 76%, 40%. It is a dark colour, so white text on it reaches 10.9:1 contrast (AAA for normal text). The nearest named colour is Dark blue.

Colour values

#3218B4#3218B4

HEX#3218B4

RGBrgb(50, 24, 180)

RGB (0–1)0.1961, 0.0941, 0.7059

RGB percentages19.6%, 9.4%, 70.6%

HSLhsl(250, 76.5%, 40%)

HSV / HSBhsv(250, 86.7%, 70.6%)

CMYK72.2%, 86.7%, 0%, 29.4%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer3,283,124

CSS custom property--colour: #3218B4;

Brightness & contrast

Relative luminance0.04627WCAG 2.x, 0 is black and 1 is white

Perceived brightness69.1 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 10.91:1

Contrast with white10.91:1WCAG normal text: AAA

Contrast with black1.93:1WCAG normal text: Fail

Greyscale equivalent#292929

Inverted#CDE74B

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#0043B8no red cones; affects about 1% of men; ΔE 27.8 from the original

Deuteranopia#0036B1no green cones; the most common form, about 1% of men; ΔE 20.8 from the original

Tritanopia#004D6Ano blue cones; rare, and affects men and women equally; ΔE 83.7 from the original

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

Contrast with white, large text10.91:1WCAG large text: AAA

Contrast with black, large text1.93:1WCAG large text: Fail

Named colours

Dark blue · ΔE 13.9 Navy · ΔE 18.5 Medium blue · ΔE 19.7 Blue violet · ΔE 21.9 Indigo · ΔE 23.2 Dark orchid · ΔE 25.4

Nearest named CSS colourDark blue (#00008B)ΔE 13.87, a distinctly different colour

Hue familyblue

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#9AB418

Analogous#184CB4, #8018B4

Triadic#B43218, #18B432

Split complementary#B48018, #4CB418

Tetradic#B4184C, #9AB418, #18B480

Tints, shades & saturation

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

Lighter +40%#B2A5F3

Lighter +30%#8C78ED

Lighter +20%#654BE7

Lighter +10%#3F1EE1

Darker −10%#261287

Darker −20%#190C5A

Darker −30%#0D062D

Darker −40%#000000

More saturated +25%#2200CC

Less saturated −25%#43319B

Channel breakdown

R50

G24

B180

Red50 (19.6%)

Green24 (9.4%)

Blue180 (70.6%)

Hue250°

Saturation (HSL)76.47%

Lightness40%

Dominant channelBlue

Hex per channelR 32 · G 18 · B B4

Keep nerding

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

#3218B4

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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