Colour

#1B0346

#1B0346
Violet
Dark
Nearest: Midnight blue

#1B0346 is a violet with RGB values 27, 3, 70 and HSL 261°, 92%, 14%. It is a dark colour, so white text on it reaches 18.3:1 contrast (AAA for normal text). The nearest named colour is Midnight blue.

Colour values

#1B0346#1B0346

HEX#1B0346

RGBrgb(27, 3, 70)

RGB (0–1)0.1059, 0.0118, 0.2745

RGB percentages10.6%, 1.2%, 27.5%

HSLhsl(261.5, 91.8%, 14.3%)

HSV / HSBhsv(261.5, 95.7%, 27.5%)

CMYK61.4%, 95.7%, 0%, 72.5%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer1,770,310

CSS custom property--colour: #1B0346;

Brightness & contrast

Relative luminance0.0074WCAG 2.x, 0 is black and 1 is white

Perceived brightness28 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 18.29:1

Contrast with white18.29:1WCAG normal text: AAA

Contrast with black1.15:1WCAG normal text: Fail

Greyscale equivalent#0D0D0D

Inverted#E4FCB9

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#001648no red cones; affects about 1% of men; ΔE 15.6 from the original

Deuteranopia#001345no green cones; the most common form, about 1% of men; ΔE 14.5 from the original

Tritanopia#091826no blue cones; rare, and affects men and women equally; ΔE 39.7 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text18.29:1WCAG large text: AAA

Contrast with black, large text1.15:1WCAG large text: Fail

Named colours

Midnight blue · ΔE 16.2 Dark slateblue · ΔE 25.1 Indigo · ΔE 30.7 Rebecca purple · ΔE 31.1 Navy · ΔE 33.9 Purple · ΔE 37

Nearest named CSS colourMidnight blue (#191970)ΔE 16.17, a distinctly different colour

Hue familyviolet

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#2E4603

Analogous#030C46, #3D0346

Triadic#461B03, #03461B

Split complementary#463C03, #0D4603

Tetradic#46030C, #2E4603, #03463D

Tints, shades & saturation

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

Lighter +40%#6C20F5

Lighter +30%#5409D9

Lighter +20%#4107A8

Lighter +10%#2E0577

Darker −10%#080115

Darker −20%#000000

Darker −30%#000000

Darker −40%#000000

More saturated +25%#1A0049

Less saturated −25%#1E0C3D

Channel breakdown

R27

B70

Red27 (10.6%)

Green3 (1.2%)

Blue70 (27.5%)

Hue261.49°

Saturation (HSL)91.78%

Lightness14.31%

Dominant channelBlue

Hex per channelR 1B · G 03 · B 46

Keep nerding

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#1B0346

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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