Colour

#1A0033

#1A0033
Violet
Dark
Nearest: Midnight blue

#1A0033 is a violet with RGB values 26, 0, 51 and HSL 271°, 100%, 10%. It is a dark colour, so white text on it reaches 19.2:1 contrast (AAA for normal text). The nearest named colour is Midnight blue.

Colour values

#1A0033#1A0033

HEX#1A0033

RGBrgb(26, 0, 51)

RGB (0–1)0.102, 0, 0.2

RGB percentages10.2%, 0%, 20%

HSLhsl(270.6, 100%, 10%)

HSV / HSBhsv(270.6, 100%, 20%)

CMYK49%, 100%, 0%, 80%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer1,703,987

CSS custom property--colour: #1A0033;

Brightness & contrast

Relative luminance0.00459WCAG 2.x, 0 is black and 1 is white

Perceived brightness22.3 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 19.24:1

Contrast with white19.24:1WCAG normal text: AAA

Contrast with black1.09:1WCAG normal text: Fail

Greyscale equivalent#090909

Inverted#E5FFCC

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#000E34no red cones; affects about 1% of men; ΔE 13.7 from the original

Deuteranopia#000E32no green cones; the most common form, about 1% of men; ΔE 14.9 from the original

Tritanopia#140D1Ano blue cones; rare, and affects men and women equally; ΔE 26.9 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text19.24:1WCAG large text: AAA

Contrast with black, large text1.09:1WCAG large text: Fail

Named colours

Midnight blue · ΔE 26.9 Dark slateblue · ΔE 30.9 Black · ΔE 35.9 Rebecca purple · ΔE 40.2 Indigo · ΔE 42 Purple · ΔE 44.7

Nearest named CSS colourMidnight blue (#191970)ΔE 26.89, a distinctly different colour

Hue familyviolet

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#193300

Analogous#000033, #330033

Triadic#331A00, #00331A

Split complementary#333300, #003300

Tetradic#330000, #193300, #003333

Tints, shades & saturation

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

Lighter +40%#8200FF

Lighter +30%#6800CC

Lighter +20%#4E0099

Lighter +10%#340066

Darker −10%#000000

Darker −20%#000000

Darker −30%#000000

Darker −40%#000000

More saturated +25%#1A0033

Less saturated −25%#1A062D

Channel breakdown

R26

B51

Red26 (10.2%)

Green0 (0%)

Blue51 (20%)

Hue270.59°

Saturation (HSL)100%

Lightness10%

Dominant channelBlue

Hex per channelR 1A · G 00 · B 33

Keep nerding

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#1A0033

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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