Colour

#2B0099

#2B0099
Violet
Dark
Nearest: Dark blue

#2B0099 is a violet with RGB values 43, 0, 153 and HSL 257°, 100%, 30%. It is a dark colour, so white text on it reaches 13.4:1 contrast (AAA for normal text). The nearest named colour is Dark blue.

Colour values

#2B0099#2B0099

HEX#2B0099

RGBrgb(43, 0, 153)

RGB (0–1)0.1686, 0, 0.6

RGB percentages16.9%, 0%, 60%

HSLhsl(256.9, 100%, 30%)

HSV / HSBhsv(256.9, 100%, 60%)

CMYK71.9%, 100%, 0%, 40%≈naive device-independent conversion; real print needs an ICC profile

24-bit integer2,818,201

CSS custom property--colour: #2B0099;

Brightness & contrast

Relative luminance0.02813WCAG 2.x, 0 is black and 1 is white

Perceived brightness56.8 of 255ITU-R BT.601 weighting

Light or darkDark

Best text colour on this backgroundWhitecontrast 13.44:1

Contrast with white13.44:1WCAG normal text: AAA

Contrast with black1.56:1WCAG normal text: Fail

Greyscale equivalent#141414

Inverted#D4FF66

Colour vision & accessibility

Normal vision Protanopia Deuteranopia Tritanopia

Protanopia#00349Dno red cones; affects about 1% of men; ΔE 27.7 from the original

Deuteranopia#002997no green cones; the most common form, about 1% of men; ΔE 21.8 from the original

Tritanopia#003C58no blue cones; rare, and affects men and women equally; ΔE 77.5 from the original

Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning

Contrast with white, large text13.44:1WCAG large text: AAA

Contrast with black, large text1.56:1WCAG large text: Fail

Named colours

Dark blue · ΔE 6.5 Navy · ΔE 11 Indigo · ΔE 16.8 Medium blue · ΔE 25.6 Blue violet · ΔE 27.8 Dark orchid · ΔE 27.9

Nearest named CSS colourDark blue (#00008B)ΔE 6.48, clearly different but related

Hue familyviolet

CSS keyword usableNo exact keyword

Colour harmonies

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

Complementary#6E9900

Analogous#002199, #770099

Triadic#992B00, #00992B

Split complementary#997800, #219900

Tetradic#990022, #6E9900, #009978

Tints, shades & saturation

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

Lighter +40%#9166FF

Lighter +30%#6C33FF

Lighter +20%#4800FF

Lighter +10%#3900CC

Darker −10%#1D0066

Darker −20%#0E0033

Darker −30%#000000

Darker −40%#000000

More saturated +25%#2B0099

Less saturated −25%#331386

Channel breakdown

R43

B153

Red43 (16.9%)

Green0 (0%)

Blue153 (60%)

Hue256.86°

Saturation (HSL)100%

Lightness30%

Dominant channelBlue

Hex per channelR 2B · G 00 · B 99

Keep nerding

Every link below is a page Nerdulator can generate from what it already knows about this value.

#2B0099

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

Nerdulate something else