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Recognised as Colour

#2B0FB0

  • #2B0FB0
  • Blue
  • Dark
  • Nearest: Dark blue

#2B0FB0 is a blue with RGB values 43, 15, 176 and HSL 250°, 84%, 37%. It is a dark colour, so white text on it reaches 11.7:1 contrast (AAA for normal text). The nearest named colour is Dark blue.

Colour values

#2B0FB0#2B0FB0
HEX#2B0FB0
RGBrgb(43, 15, 176)
RGB (0–1)0.1686, 0.0588, 0.6902
RGB percentages16.9%, 5.9%, 69%
HSLhsl(250.4, 84.3%, 37.5%)
HSV / HSBhsv(250.4, 91.5%, 69%)
CMYK75.6%, 91.5%, 0%, 31%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,822,064
CSS custom property--colour: #2B0FB0;

Brightness & contrast

Relative luminance0.0399WCAG 2.x, 0 is black and 1 is white
Perceived brightness64.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 11.68:1
Contrast with white11.68:1WCAG normal text: AAA
Contrast with black1.8:1WCAG normal text: Fail
Greyscale equivalent#212121
Inverted#D4F04F

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#003FB4no red cones; affects about 1% of men; ΔE 28.7 from the original
Deuteranopia#0031ADno green cones; the most common form, about 1% of men; ΔE 20.9 from the original
Tritanopia#004967no blue cones; rare, and affects men and women equally; ΔE 84.2 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text11.68:1WCAG large text: AAA
Contrast with black, large text1.8:1WCAG large text: Fail

Named colours

Dark blue · ΔE 13.6Medium blue · ΔE 18.1Navy · ΔE 18.6Blue violet · ΔE 22.6Indigo · ΔE 24Dark violet · ΔE 25.7
Nearest named CSS colourDark blue (#00008B)ΔE 13.58, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#94B00F
Analogous#0F44B0, #7B0FB0
Triadic#B02B0F, #0FB02B
Split complementary#B07B0F, #44B00F
Tetradic#B00F44, #94B00F, #0FB07B

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#A695F6
Lighter +30%#7E66F2
Lighter +20%#5737EE
Lighter +10%#3613DF
Darker −10%#200B81
Darker −20%#140752
Darker −30%#090323
Darker −40%#000000
More saturated +25%#2100BF
Less saturated −25%#3B2798

Channel breakdown

R43
G15
B176
Red43 (16.9%)
Green15 (5.9%)
Blue176 (69%)
Hue250.43°
Saturation (HSL)84.29%
Lightness37.45%
Dominant channelBlue
Hex per channelR 2B · G 0F · B B0

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Every value on this page was computed from “2b0fb0” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.