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Recognised as Colour

#2E3559

  • #2E3559
  • Blue
  • Dark
  • Nearest: Dark slateblue

#2E3559 is a blue with RGB values 46, 53, 89 and HSL 230°, 32%, 26%. It is a dark colour, so white text on it reaches 11.9:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#2E3559#2E3559
HEX#2E3559
RGBrgb(46, 53, 89)
RGB (0–1)0.1804, 0.2078, 0.349
RGB percentages18%, 20.8%, 34.9%
HSLhsl(230.2, 31.9%, 26.5%)
HSV / HSBhsv(230.2, 48.3%, 34.9%)
CMYK48.3%, 40.4%, 0%, 65.1%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,028,313
CSS custom property--colour: #2E3559;

Brightness & contrast

Relative luminance0.03848WCAG 2.x, 0 is black and 1 is white
Perceived brightness56.4 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 11.87:1
Contrast with white11.87:1WCAG normal text: AAA
Contrast with black1.77:1WCAG normal text: Fail
Greyscale equivalent#363636
Inverted#D1CAA6

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#28395Ano red cones; affects about 1% of men; ΔE 4.2 from the original
Deuteranopia#243658no green cones; the most common form, about 1% of men; ΔE 3.8 from the original
Tritanopia#1F3C42no blue cones; rare, and affects men and women equally; ΔE 23 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text11.87:1WCAG large text: AAA
Contrast with black, large text1.77:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 27.6Dark slate grey · ΔE 28.5Dim grey · ΔE 32.1Steel blue · ΔE 33.1Black · ΔE 33.4Slate grey · ΔE 33.6
Nearest named CSS colourDark slateblue (#483D8B)ΔE 27.63, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#59522E
Analogous#2E4B59, #3C2E59
Triadic#592E35, #35592E
Split complementary#593C2E, #4B592E
Tetradic#592E4B, #59522E, #2E593C

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#8E97C5
Lighter +30%#6D78B3
Lighter +20%#515D9C
Lighter +10%#3F497B
Darker −10%#1D2137
Darker −20%#0B0D16
Darker −30%#000000
Darker −40%#000000
More saturated +25%#1D2A6A
Less saturated −25%#3F4048

Channel breakdown

R46
G53
B89
Red46 (18%)
Green53 (20.8%)
Blue89 (34.9%)
Hue230.23°
Saturation (HSL)31.85%
Lightness26.47%
Dominant channelBlue
Hex per channelR 2E · G 35 · B 59

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Every value on this page was computed from “2e3559” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.