Colour

#2B0038

#2B0038
Violet
Dark
Nearest: Midnight blue

#2B0038 is a violet with RGB values 43, 0, 56 and HSL 286°, 100%, 11%. It is a dark colour, so white text on it reaches 18.1:1 contrast (AAA for normal text). The nearest named colour is Midnight blue.

Colour values

#2B0038#2B0038

HEX#2B0038

RGBrgb(43, 0, 56)

RGB (0–1)0.1686, 0, 0.2196

RGB percentages16.9%, 0%, 22%

HSLhsl(286.1, 100%, 11%)

HSV / HSBhsv(286.1, 100%, 22%)

CMYK23.2%, 100%, 0%, 78%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer2,818,104

CSS custom property--colour: #2B0038;

Brightness & contrast

Relative luminance0.00799WCAG 2.x, 0 is black and 1 is white

Perceived brightness30.2 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 18.11:1

Contrast with white18.11:1WCAG normal text: AAA

Contrast with black1.16:1WCAG normal text: Fail

Greyscale equivalent#0D0D0D

Inverted#D4FFC7

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#001339no red cones; affects about 1% of men; ΔE 21.1 from the original

Deuteranopia#001737no green cones; the most common form, about 1% of men; ΔE 25.2 from the original

Tritanopia#2A0D1Dno blue cones; rare, and affects men and women equally; ΔE 25.2 from the original

Distinguishable without hueYesnever rely on hue alone to carry meaning

Contrast with white, large text18.11:1WCAG large text: AAA

Contrast with black, large text1.16:1WCAG large text: Fail

Named colours

Midnight blue · ΔE 25.7 Dark slateblue · ΔE 29.3 Rebecca purple · ΔE 35.7 Indigo · ΔE 37.3 Purple · ΔE 37.6 Black · ΔE 40.6

Nearest named CSS colourMidnight blue (#191970)ΔE 25.73, a distinctly different colour

Hue familyviolet

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#0D3800

Analogous#0F0038, #380029

Triadic#382B00, #00382B

Split complementary#293800, #00380F

Tetradic#380F00, #0D3800, #002938

Tints, shades & saturation

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

Lighter +40%#C505FF

Lighter +30%#A000D1

Lighter +20%#79009E

Lighter +10%#52006B

Darker −10%#040005

Darker −20%#000000

Darker −30%#000000

Darker −40%#000000

More saturated +25%#2B0038

Less saturated −25%#270731

Channel breakdown

R43

B56

Red43 (16.9%)

Green0 (0%)

Blue56 (22%)

Hue286.07°

Saturation (HSL)100%

Lightness10.98%

Dominant channelBlue

Hex per channelR 2B · G 00 · B 38

Keep nerding

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#2B0038

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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