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Recognised as Colour

#2F10C9

  • #2F10C9
  • Blue
  • Dark
  • Nearest: Medium blue

#2F10C9 is a blue with RGB values 47, 16, 201 and HSL 250°, 85%, 43%. It is a dark colour, so white text on it reaches 10.3:1 contrast (AAA for normal text). The nearest named colour is Medium blue.

Colour values

#2F10C9#2F10C9
HEX#2F10C9
RGBrgb(47, 16, 201)
RGB (0–1)0.1843, 0.0627, 0.7882
RGB percentages18.4%, 6.3%, 78.8%
HSLhsl(250.1, 85.3%, 42.5%)
HSV / HSBhsv(250.1, 92%, 78.8%)
CMYK76.6%, 92%, 0%, 21.2%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,084,489
CSS custom property--colour: #2F10C9;

Brightness & contrast

Relative luminance0.05192WCAG 2.x, 0 is black and 1 is white
Perceived brightness73.6 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 10.3:1
Contrast with white10.3:1WCAG normal text: AAA
Contrast with black2.04:1WCAG normal text: Fail
Greyscale equivalent#242424
Inverted#D0EF36

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0048CEno red cones; affects about 1% of men; ΔE 31.5 from the original
Deuteranopia#0038C6no green cones; the most common form, about 1% of men; ΔE 22.9 from the original
Tritanopia#005476no blue cones; rare, and affects men and women equally; ΔE 93.8 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text10.3:1WCAG large text: AAA
Contrast with black, large text2.04:1WCAG large text: Fail

Named colours

Medium blue · ΔE 7.5Blue violet · ΔE 19.3Dark violet · ΔE 23.1Dark blue · ΔE 24.6Blue · ΔE 27.9Navy · ΔE 29.8
Nearest named CSS colourMedium blue (#0000CD)ΔE 7.54, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#AAC910
Analogous#104DC9, #8C10C9
Triadic#C92F10, #10C92F
Split complementary#C98C10, #4DC910
Tetradic#C9104D, #AAC910, #10C98C

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#B9ADF8
Lighter +30%#917DF5
Lighter +20%#694EF1
Lighter +10%#411FED
Darker −10%#240C9A
Darker −20%#19086B
Darker −30%#0E053B
Darker −40%#03010C
More saturated +25%#2400D9
Less saturated −25%#412BAE

Channel breakdown

R47
G16
B201
Red47 (18.4%)
Green16 (6.3%)
Blue201 (78.8%)
Hue250.05°
Saturation (HSL)85.25%
Lightness42.55%
Dominant channelBlue
Hex per channelR 2F · G 10 · B C9

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Every value on this page was computed from “2f10c9” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.