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Recognised as Colour

#2F00BD

  • #2F00BD
  • Blue
  • Dark
  • Nearest: Medium blue

#2F00BD is a blue with RGB values 47, 0, 189 and HSL 255°, 100%, 37%. It is a dark colour, so white text on it reaches 11.3:1 contrast (AAA for normal text). The nearest named colour is Medium blue.

Colour values

#2F00BD#2F00BD
HEX#2F00BD
RGBrgb(47, 0, 189)
RGB (0–1)0.1843, 0, 0.7412
RGB percentages18.4%, 0%, 74.1%
HSLhsl(254.9, 100%, 37.1%)
HSV / HSBhsv(254.9, 100%, 74.1%)
CMYK75.1%, 100%, 0%, 25.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,080,381
CSS custom property--colour: #2F00BD;

Brightness & contrast

Relative luminance0.04278WCAG 2.x, 0 is black and 1 is white
Perceived brightness68.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 11.32:1
Contrast with white11.32:1WCAG normal text: AAA
Contrast with black1.86:1WCAG normal text: Fail
Greyscale equivalent#181818
Inverted#D0FF42

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0042C1no red cones; affects about 1% of men; ΔE 33 from the original
Deuteranopia#0032BAno green cones; the most common form, about 1% of men; ΔE 23.9 from the original
Tritanopia#004C6Eno blue cones; rare, and affects men and women equally; ΔE 91.2 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text11.32:1WCAG large text: AAA
Contrast with black, large text1.86:1WCAG large text: Fail

Named colours

Medium blue · ΔE 9.4Blue violet · ΔE 20.2Dark blue · ΔE 21.8Dark violet · ΔE 23Navy · ΔE 27Dark orchid · ΔE 29.4
Nearest named CSS colourMedium blue (#0000CD)ΔE 9.38, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#8EBD00
Analogous#002FBD, #8E00BD
Triadic#BD2F00, #00BD2F
Split complementary#BD8E00, #2FBD00
Tetradic#BD002F, #8EBD00, #00BD8E

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#A78AFF
Lighter +30%#8157FF
Lighter +20%#5A24FF
Lighter +10%#3C00F0
Darker −10%#22008A
Darker −20%#160057
Darker −30%#090024
Darker −40%#000000
More saturated +25%#2F00BD
Less saturated −25%#3B18A5

Channel breakdown

R47
G0
B189
Red47 (18.4%)
Green0 (0%)
Blue189 (74.1%)
Hue254.92°
Saturation (HSL)100%
Lightness37.06%
Dominant channelBlue
Hex per channelR 2F · G 00 · B BD

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Every value on this page was computed from “2f00bd” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.