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Recognised as Colour

#2A2CA3

  • #2A2CA3
  • Blue
  • Dark
  • Nearest: Navy

#2A2CA3 is a blue with RGB values 42, 44, 163 and HSL 239°, 59%, 40%. It is a dark colour, so white text on it reaches 10.6:1 contrast (AAA for normal text). The nearest named colour is Navy.

Colour values

#2A2CA3#2A2CA3
HEX#2A2CA3
RGBrgb(42, 44, 163)
RGB (0–1)0.1647, 0.1725, 0.6392
RGB percentages16.5%, 17.3%, 63.9%
HSLhsl(239, 59%, 40.2%)
HSV / HSBhsv(239, 74.2%, 63.9%)
CMYK74.2%, 73%, 0%, 36.1%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,763,939
CSS custom property--colour: #2A2CA3;

Brightness & contrast

Relative luminance0.04938WCAG 2.x, 0 is black and 1 is white
Perceived brightness68.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 10.57:1
Contrast with white10.57:1WCAG normal text: AAA
Contrast with black1.99:1WCAG normal text: Fail
Greyscale equivalent#343434
Inverted#D5D35C

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0045A7no red cones; affects about 1% of men; ΔE 19.5 from the original
Deuteranopia#0039A1no green cones; the most common form, about 1% of men; ΔE 12.5 from the original
Tritanopia#004E65no blue cones; rare, and affects men and women equally; ΔE 68.2 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text10.57:1WCAG large text: AAA
Contrast with black, large text1.99:1WCAG large text: Fail

Named colours

Navy · ΔE 15.6Dark blue · ΔE 16.6Indigo · ΔE 17Rebecca purple · ΔE 18.1Midnight blue · ΔE 19.6Slate blue · ΔE 20.1
Nearest named CSS colourNavy (#000080)ΔE 15.61, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#A3A12A
Analogous#2A68A3, #652AA3
Triadic#A32A2C, #2CA32A
Split complementary#A3652A, #68A32A
Tetradic#A32A68, #A3A12A, #2AA365

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#AFB0EA
Lighter +30%#8688E0
Lighter +20%#5E60D5
Lighter +10%#3538CB
Darker −10%#20217A
Darker −20%#151652
Darker −30%#0B0B29
Darker −40%#000001
More saturated +25%#1013BD
Less saturated −25%#444589

Channel breakdown

R42
G44
B163
Red42 (16.5%)
Green44 (17.3%)
Blue163 (63.9%)
Hue239.01°
Saturation (HSL)59.02%
Lightness40.2%
Dominant channelBlue
Hex per channelR 2A · G 2C · B A3

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Every value on this page was computed from “2a2ca3” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.