Colour

#18093B

#18093B
Violet
Dark
Nearest: Midnight blue

#18093B is a violet with RGB values 24, 9, 59 and HSL 258°, 74%, 13%. It is a dark colour, so white text on it reaches 18.4:1 contrast (AAA for normal text). The nearest named colour is Midnight blue.

Colour values

#18093B#18093B

HEX#18093B

RGBrgb(24, 9, 59)

RGB (0–1)0.0941, 0.0353, 0.2314

RGB percentages9.4%, 3.5%, 23.1%

HSLhsl(258, 73.5%, 13.3%)

HSV / HSBhsv(258, 84.7%, 23.1%)

CMYK59.3%, 84.7%, 0%, 76.9%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer1,575,227

CSS custom property--colour: #18093B;

Brightness & contrast

Relative luminance0.00705WCAG 2.x, 0 is black and 1 is white

Perceived brightness24.8 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 18.4:1

Contrast with white18.4:1WCAG normal text: AAA

Contrast with black1.14:1WCAG normal text: Fail

Greyscale equivalent#101010

Inverted#E7F6C4

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#00153Cno red cones; affects about 1% of men; ΔE 12.2 from the original

Deuteranopia#00133Ano green cones; the most common form, about 1% of men; ΔE 11.7 from the original

Tritanopia#0B1621no blue cones; rare, and affects men and women equally; ΔE 30.3 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text18.4:1WCAG large text: AAA

Contrast with black, large text1.14:1WCAG large text: Fail

Named colours

Midnight blue · ΔE 24.6 Dark slateblue · ΔE 28 Black · ΔE 37 Rebecca purple · ΔE 38.3 Indigo · ΔE 40.8 Navy · ΔE 44.3

Nearest named CSS colourMidnight blue (#191970)ΔE 24.61, a distinctly different colour

Hue familyviolet

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#2C3B09

Analogous#09133B, #31093B

Triadic#3B1809, #093B18

Split complementary#3B3109, #133B09

Tetradic#3B0913, #2C3B09, #093B31

Tints, shades & saturation

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

Lighter +40%#6530E0

Lighter +30%#4E1DC0

Lighter +20%#3C1694

Lighter +10%#2A1067

Darker −10%#06020F

Darker −20%#000000

Darker −30%#000000

Darker −40%#000000

More saturated +25%#150044

Less saturated −25%#1B1133

Channel breakdown

R24

B59

Red24 (9.4%)

Green9 (3.5%)

Blue59 (23.1%)

Hue258°

Saturation (HSL)73.53%

Lightness13.33%

Dominant channelBlue

Hex per channelR 18 · G 09 · B 3B

Keep nerding

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#18093B

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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