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Colour

#2D73A2

  • #2D73A2
  • Blue
  • Dark
  • Nearest: Steel blue

#2D73A2 is a blue with RGB values 45, 115, 162 and HSL 204°, 57%, 41%. It is a dark colour, so white text on it reaches 5.1:1 contrast (AA for normal text). The nearest named colour is Steel blue.

Colour values

#2D73A2#2D73A2
HEX#2D73A2
RGBrgb(45, 115, 162)
RGB (0–1)0.1765, 0.451, 0.6353
RGB percentages17.6%, 45.1%, 63.5%
HSLhsl(204.1, 56.5%, 40.6%)
HSV / HSBhsv(204.1, 72.2%, 63.5%)
CMYK72.2%, 29%, 0%, 36.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,978,722
CSS custom property--colour: #2D73A2;

Brightness & contrast

Relative luminance0.15428WCAG 2.x, 0 is black and 1 is white
Perceived brightness106.6 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 5.14:1
Contrast with white5.14:1WCAG normal text: AA
Contrast with black4.09:1WCAG normal text: Fail
Greyscale equivalent#686868
Inverted#D28C5D

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#5D74A4no red cones; affects about 1% of men; ΔE 11.2 from the original
Deuteranopia#4D68A1no green cones; the most common form, about 1% of men; ΔE 13 from the original
Tritanopia#007F83no blue cones; rare, and affects men and women equally; ΔE 30.2 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text5.14:1WCAG large text: AAA
Contrast with black, large text4.09:1WCAG large text: AA

Named colours

Steel blue · ΔE 6.5Slate grey · ΔE 22.3Light slate grey · ΔE 22.9Cornflower blue · ΔE 28.1Deep skyblue · ΔE 30.9Cadetblue · ΔE 31.6
Nearest named CSS colourSteel blue (#4682B4)ΔE 6.51, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#A25C2D
Analogous#2DA296, #2D39A2
Triadic#A22D73, #73A22D
Split complementary#A22D39, #A2962D
Tetradic#962DA2, #A25C2D, #39A22D

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#B2D3E9
Lighter +30%#8ABCDE
Lighter +20%#62A6D3
Lighter +10%#3A8FC8
Darker −10%#22577A
Darker −20%#173A52
Darker −30%#0C1E2A
Darker −40%#010202
More saturated +25%#1378BC
Less saturated −25%#476E88

Channel breakdown

R45
G115
B162
Red45 (17.6%)
Green115 (45.1%)
Blue162 (63.5%)
Hue204.1°
Saturation (HSL)56.52%
Lightness40.59%
Dominant channelBlue
Hex per channelR 2D · G 73 · B A2

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Every value on this page was computed from “2d73a2” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.