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Recognised as Colour

#2D47CD

  • #2D47CD
  • Blue
  • Dark
  • Nearest: Slate blue

#2D47CD is a blue with RGB values 45, 71, 205 and HSL 230°, 64%, 49%. It is a dark colour, so white text on it reaches 7.3:1 contrast (AAA for normal text). The nearest named colour is Slate blue.

Colour values

#2D47CD#2D47CD
HEX#2D47CD
RGBrgb(45, 71, 205)
RGB (0–1)0.1765, 0.2784, 0.8039
RGB percentages17.6%, 27.8%, 80.4%
HSLhsl(230.3, 64%, 49%)
HSV / HSBhsv(230.3, 78%, 80.4%)
CMYK78%, 65.4%, 0%, 19.6%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,967,501
CSS custom property--colour: #2D47CD;

Brightness & contrast

Relative luminance0.09472WCAG 2.x, 0 is black and 1 is white
Perceived brightness91.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 7.26:1
Contrast with white7.26:1WCAG normal text: AAA
Contrast with black2.89:1WCAG normal text: Fail
Greyscale equivalent#4B4B4B
Inverted#D2B832

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#005ED1no red cones; affects about 1% of men; ΔE 17.8 from the original
Deuteranopia#004FCAno green cones; the most common form, about 1% of men; ΔE 9.2 from the original
Tritanopia#006B84no blue cones; rare, and affects men and women equally; ΔE 74.7 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text7.26:1WCAG large text: AAA
Contrast with black, large text2.89:1WCAG large text: Fail

Named colours

Slate blue · ΔE 16.5Medium slateblue · ΔE 16.8Royal blue · ΔE 17.5Rebecca purple · ΔE 25.3Dark blue · ΔE 25.4Navy · ΔE 26.5
Nearest named CSS colourSlate blue (#6A5ACD)ΔE 16.48, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#CDB32D
Analogous#2D97CD, #632DCD
Triadic#CD2D47, #47CD2D
Split complementary#CD632D, #97CD2D
Tetradic#CD2D97, #CDB32D, #2DCD63

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#D1D7F5
Lighter +30%#A7B2EC
Lighter +20%#7D8EE3
Lighter +10%#5469D9
Darker −10%#2439A3
Darker −20%#1B2A79
Darker −30%#111C50
Darker −40%#080D26
More saturated +25%#0E32EC
Less saturated −25%#4C5CAE

Channel breakdown

R45
G71
B205
Red45 (17.6%)
Green71 (27.8%)
Blue205 (80.4%)
Hue230.25°
Saturation (HSL)64%
Lightness49.02%
Dominant channelBlue
Hex per channelR 2D · G 47 · B CD

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Every value on this page was computed from “2d47cd” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.