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Recognised as Colour

#2F73D3

  • #2F73D3
  • Blue
  • Dark
  • Nearest: Dodgerblue

#2F73D3 is a blue with RGB values 47, 115, 211 and HSL 215°, 65%, 51%. It is a dark colour, so white text on it reaches 4.7:1 contrast (AA for normal text). The nearest named colour is Dodgerblue.

Colour values

#2F73D3#2F73D3
HEX#2F73D3
RGBrgb(47, 115, 211)
RGB (0–1)0.1843, 0.451, 0.8275
RGB percentages18.4%, 45.1%, 82.7%
HSLhsl(215.1, 65.1%, 50.6%)
HSV / HSBhsv(215.1, 77.7%, 82.7%)
CMYK77.7%, 45.5%, 0%, 17.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,109,843
CSS custom property--colour: #2F73D3;

Brightness & contrast

Relative luminance0.17569WCAG 2.x, 0 is black and 1 is white
Perceived brightness116.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 4.65:1
Contrast with white4.65:1WCAG normal text: AA
Contrast with black4.51:1WCAG normal text: AA
Greyscale equivalent#6B6B6B
Inverted#D08C2C

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#407CD7no red cones; affects about 1% of men; ΔE 5 from the original
Deuteranopia#196DD1no green cones; the most common form, about 1% of men; ΔE 3.7 from the original
Tritanopia#008A99no blue cones; rare, and affects men and women equally; ΔE 54.4 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text4.65:1WCAG large text: AAA
Contrast with black, large text4.51:1WCAG large text: AAA

Named colours

Dodgerblue · ΔE 13.3Cornflower blue · ΔE 14.7Royal blue · ΔE 16.8Slate blue · ΔE 23.8Medium purple · ΔE 25.5Dark slateblue · ΔE 26.3
Nearest named CSS colourDodgerblue (#1E90FF)ΔE 13.32, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#D38F2F
Analogous#2FC5D3, #3D2FD3
Triadic#D32F73, #73D32F
Split complementary#D33D2F, #C5D32F
Tetradic#D32FC5, #D38F2F, #2FD33D

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#D7E4F7
Lighter +30%#ADC8EE
Lighter +20%#83ACE5
Lighter +10%#598FDC
Darker −10%#245CAB
Darker −20%#1B4581
Darker −30%#122F57
Darker −40%#09182D
More saturated +25%#106EF3
Less saturated −25%#4F78B3

Channel breakdown

R47
G115
B211
Red47 (18.4%)
Green115 (45.1%)
Blue211 (82.7%)
Hue215.12°
Saturation (HSL)65.08%
Lightness50.59%
Dominant channelBlue
Hex per channelR 2F · G 73 · B D3

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Every value on this page was computed from “2f73d3” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.