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Recognised as Colour

#2F71DE

  • #2F71DE
  • Blue
  • Dark
  • Nearest: Royal blue

#2F71DE is a blue with RGB values 47, 113, 222 and HSL 217°, 73%, 53%. It is a dark colour, so white text on it reaches 4.6:1 contrast (AA for normal text). The nearest named colour is Royal blue.

Colour values

#2F71DE#2F71DE
HEX#2F71DE
RGBrgb(47, 113, 222)
RGB (0–1)0.1843, 0.4431, 0.8706
RGB percentages18.4%, 44.3%, 87.1%
HSLhsl(217.4, 72.6%, 52.7%)
HSV / HSBhsv(217.4, 78.8%, 87.1%)
CMYK78.8%, 49.1%, 0%, 12.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,109,342
CSS custom property--colour: #2F71DE;

Brightness & contrast

Relative luminance0.17689WCAG 2.x, 0 is black and 1 is white
Perceived brightness117.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 4.63:1
Contrast with white4.63:1WCAG normal text: AA
Contrast with black4.54:1WCAG normal text: AA
Greyscale equivalent#6B6B6B
Inverted#D08E21

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#2F7DE2no red cones; affects about 1% of men; ΔE 7.8 from the original
Deuteranopia#006DDCno green cones; the most common form, about 1% of men; ΔE 3.1 from the original
Tritanopia#008B9Dno blue cones; rare, and affects men and women equally; ΔE 60.7 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text4.63:1WCAG large text: AAA
Contrast with black, large text4.54:1WCAG large text: AAA

Named colours

Royal blue · ΔE 9.2Dodgerblue · ΔE 13.2Slate blue · ΔE 18.8Cornflower blue · ΔE 19.7Medium purple · ΔE 22.8Medium slateblue · ΔE 23.6
Nearest named CSS colourRoyal blue (#4169E1)ΔE 9.15, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#DE9C2F
Analogous#2FC8DE, #452FDE
Triadic#DE2F71, #71DE2F
Split complementary#DE442F, #C9DE2F
Tetradic#DE2FC8, #DE9C2F, #2FDE44

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#DFE9FA
Lighter +30%#B3CBF3
Lighter +20%#87ADEC
Lighter +10%#5B8FE5
Darker −10%#1E5ABC
Darker −20%#174590
Darker −30%#103064
Darker −40%#091B38
More saturated +25%#116AFC
Less saturated −25%#4D78C0

Channel breakdown

R47
G113
B222
Red47 (18.4%)
Green113 (44.3%)
Blue222 (87.1%)
Hue217.37°
Saturation (HSL)72.61%
Lightness52.75%
Dominant channelBlue
Hex per channelR 2F · G 71 · B DE

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Every value on this page was computed from “2f71de” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.