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Colour

#2B0085

  • #2B0085
  • Violet
  • Dark
  • Nearest: Navy

#2B0085 is a violet with RGB values 43, 0, 133 and HSL 259°, 100%, 26%. It is a dark colour, so white text on it reaches 14.6:1 contrast (AAA for normal text). The nearest named colour is Navy.

Colour values

#2B0085#2B0085
HEX#2B0085
RGBrgb(43, 0, 133)
RGB (0–1)0.1686, 0, 0.5216
RGB percentages16.9%, 0%, 52.2%
HSLhsl(259.4, 100%, 26.1%)
HSV / HSBhsv(259.4, 100%, 52.2%)
CMYK67.7%, 100%, 0%, 47.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,818,181
CSS custom property--colour: #2B0085;

Brightness & contrast

Relative luminance0.02207WCAG 2.x, 0 is black and 1 is white
Perceived brightness50.7 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 14.57:1
Contrast with white14.57:1WCAG normal text: AAA
Contrast with black1.44:1WCAG normal text: Fail
Greyscale equivalent#131313
Inverted#D4FF7A

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#002D88no red cones; affects about 1% of men; ΔE 25.8 from the original
Deuteranopia#002483no green cones; the most common form, about 1% of men; ΔE 20.9 from the original
Tritanopia#00334Cno blue cones; rare, and affects men and women equally; ΔE 69.2 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text14.57:1WCAG large text: AAA
Contrast with black, large text1.44:1WCAG large text: Fail

Named colours

Navy · ΔE 5.2Dark blue · ΔE 7.1Indigo · ΔE 9.6Midnight blue · ΔE 22Rebecca purple · ΔE 23.1Purple · ΔE 30
Nearest named CSS colourNavy (#000080)ΔE 5.16, clearly different but related
Hue familyviolet
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#5A8500
Analogous#001885, #6E0085
Triadic#852B00, #00852B
Split complementary#856E00, #188500
Tetradic#850018, #5A8500, #00856E

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#8A52FF
Lighter +30%#671FFF
Lighter +20%#4C00EB
Lighter +10%#3B00B8
Darker −10%#1B0052
Darker −20%#0A001F
Darker −30%#000000
Darker −40%#000000
More saturated +25%#2B0085
Less saturated −25%#311174

Channel breakdown

R43
G0
B133
Red43 (16.9%)
Green0 (0%)
Blue133 (52.2%)
Hue259.4°
Saturation (HSL)100%
Lightness26.08%
Dominant channelBlue
Hex per channelR 2B · G 00 · B 85

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Every value on this page was computed from “2b0085” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.