Recognised as Colour

#15083A

#15083A
Violet
Dark
Nearest: Midnight blue

#15083A is a violet with RGB values 21, 8, 58 and HSL 256°, 76%, 13%. It is a dark colour, so white text on it reaches 18.6:1 contrast (AAA for normal text). The nearest named colour is Midnight blue.

Colour values

#15083A#15083A

HEX#15083A

RGBrgb(21, 8, 58)

RGB (0–1)0.0824, 0.0314, 0.2275

RGB percentages8.2%, 3.1%, 22.7%

HSLhsl(255.6, 75.8%, 12.9%)

HSV / HSBhsv(255.6, 86.2%, 22.7%)

CMYK63.8%, 86.2%, 0%, 77.3%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer1,378,362

CSS custom property--colour: #15083A;

Brightness & contrast

Relative luminance0.00639WCAG 2.x, 0 is black and 1 is white

Perceived brightness23.5 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 18.62:1

Contrast with white18.62:1WCAG normal text: AAA

Contrast with black1.13:1WCAG normal text: Fail

Greyscale equivalent#0E0E0E

Inverted#EAF7C5

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#00143Bno red cones; affects about 1% of men; ΔE 11.3 from the original

Deuteranopia#001139no green cones; the most common form, about 1% of men; ΔE 10.2 from the original

Tritanopia#051620no blue cones; rare, and affects men and women equally; ΔE 31.4 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text18.62:1WCAG large text: AAA

Contrast with black, large text1.13:1WCAG large text: Fail

Named colours

Midnight blue · ΔE 24.9 Dark slateblue · ΔE 28.5 Black · ΔE 36.7 Rebecca purple · ΔE 39 Indigo · ΔE 41.4 Navy · ΔE 44.6

Nearest named CSS colourMidnight blue (#191970)ΔE 24.93, a distinctly different colour

Hue familyviolet

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#2D3A08

Analogous#08143A, #2E083A

Triadic#3A1508, #083A15

Split complementary#3A2E08, #143A08

Tetradic#3A0814, #2D3A08, #083A2E

Tints, shades & saturation

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

Lighter +40%#5B2CE2

Lighter +30%#461BC0

Lighter +20%#351494

Lighter +10%#250E67

Darker −10%#05020D

Darker −20%#000000

Darker −30%#000000

Darker −40%#000000

More saturated +25%#110042

Less saturated −25%#191032

Channel breakdown

R21

B58

Red21 (8.2%)

Green8 (3.1%)

Blue58 (22.7%)

Hue255.6°

Saturation (HSL)75.76%

Lightness12.94%

Dominant channelBlue

Hex per channelR 15 · G 08 · B 3A

Keep nerding

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#15083A

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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