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Recognised as Colour

#2A3CBD

  • #2A3CBD
  • Blue
  • Dark
  • Nearest: Slate blue

#2A3CBD is a blue with RGB values 42, 60, 189 and HSL 233°, 64%, 45%. It is a dark colour, so white text on it reaches 8.5:1 contrast (AAA for normal text). The nearest named colour is Slate blue.

Colour values

#2A3CBD#2A3CBD
HEX#2A3CBD
RGBrgb(42, 60, 189)
RGB (0–1)0.1647, 0.2353, 0.7412
RGB percentages16.5%, 23.5%, 74.1%
HSLhsl(232.7, 63.6%, 45.3%)
HSV / HSBhsv(232.7, 77.8%, 74.1%)
CMYK77.8%, 68.3%, 0%, 25.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,768,061
CSS custom property--colour: #2A3CBD;

Brightness & contrast

Relative luminance0.07398WCAG 2.x, 0 is black and 1 is white
Perceived brightness81.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 8.47:1
Contrast with white8.47:1WCAG normal text: AAA
Contrast with black2.48:1WCAG normal text: Fail
Greyscale equivalent#414141
Inverted#D5C342

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#0054C1no red cones; affects about 1% of men; ΔE 18.6 from the original
Deuteranopia#0046BBno green cones; the most common form, about 1% of men; ΔE 10.1 from the original
Tritanopia#005F77no blue cones; rare, and affects men and women equally; ΔE 72.9 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text8.47:1WCAG large text: AAA
Contrast with black, large text2.48:1WCAG large text: Fail

Named colours

Slate blue · ΔE 17.4Medium slateblue · ΔE 19.9Royal blue · ΔE 20.3Dark blue · ΔE 21.2Navy · ΔE 21.9Rebecca purple · ΔE 22.4
Nearest named CSS colourSlate blue (#6A5ACD)ΔE 17.37, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#BDAB2A
Analogous#2A86BD, #612ABD
Triadic#BD2A3C, #3CBD2A
Split complementary#BD612A, #86BD2A
Tetradic#BD2A86, #BDAB2A, #2ABD61

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#C2C7F1
Lighter +30%#98A2E8
Lighter +20%#6E7CDF
Lighter +10%#4456D6
Darker −10%#212F93
Darker −20%#17226A
Darker −30%#0E1440
Darker −40%#050716
More saturated +25%#0D26DA
Less saturated −25%#4752A0

Channel breakdown

R42
G60
B189
Red42 (16.5%)
Green60 (23.5%)
Blue189 (74.1%)
Hue232.65°
Saturation (HSL)63.64%
Lightness45.29%
Dominant channelBlue
Hex per channelR 2A · G 3C · B BD

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Every value on this page was computed from “2a3cbd” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.