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Recognised as Colour

#2C2391

  • #2C2391
  • Blue
  • Dark
  • Nearest: Midnight blue

#2C2391 is a blue with RGB values 44, 35, 145 and HSL 245°, 61%, 35%. It is a dark colour, so white text on it reaches 12:1 contrast (AAA for normal text). The nearest named colour is Midnight blue.

Colour values

#2C2391#2C2391
HEX#2C2391
RGBrgb(44, 35, 145)
RGB (0–1)0.1725, 0.1373, 0.5686
RGB percentages17.3%, 13.7%, 56.9%
HSLhsl(244.9, 61.1%, 35.3%)
HSV / HSBhsv(244.9, 75.9%, 56.9%)
CMYK69.7%, 75.9%, 0%, 43.1%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,892,689
CSS custom property--colour: #2C2391;

Brightness & contrast

Relative luminance0.03782WCAG 2.x, 0 is black and 1 is white
Perceived brightness60.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 11.96:1
Contrast with white11.96:1WCAG normal text: AAA
Contrast with black1.76:1WCAG normal text: Fail
Greyscale equivalent#2D2D2D
Inverted#D3DC6E

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#003B94no red cones; affects about 1% of men; ΔE 19.3 from the original
Deuteranopia#00328Fno green cones; the most common form, about 1% of men; ΔE 14.3 from the original
Tritanopia#004358no blue cones; rare, and affects men and women equally; ΔE 64.3 from the original
Distinguishable without hueShifts in lightness toonever rely on hue alone to carry meaning
Contrast with white, large text11.96:1WCAG large text: AAA
Contrast with black, large text1.76:1WCAG large text: Fail

Named colours

Midnight blue · ΔE 13.8Indigo · ΔE 13.8Navy · ΔE 14.2Rebecca purple · ΔE 15.7Dark blue · ΔE 17Slate blue · ΔE 22.6
Nearest named CSS colourMidnight blue (#191970)ΔE 13.82, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#889123
Analogous#235191, #632391
Triadic#912C23, #23912C
Split complementary#916323, #519123
Tetradic#912351, #889123, #239163

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#A099E7
Lighter +30%#7970DD
Lighter +20%#5347D3
Lighter +10%#382DBA
Darker −10%#201968
Darker −20%#130F3F
Darker −30%#070516
Darker −40%#000000
More saturated +25%#190CA7
Less saturated −25%#3F397A

Channel breakdown

R44
G35
B145
Red44 (17.3%)
Green35 (13.7%)
Blue145 (56.9%)
Hue244.91°
Saturation (HSL)61.11%
Lightness35.29%
Dominant channelBlue
Hex per channelR 2C · G 23 · B 91

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Every value on this page was computed from “2c2391” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.