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Recognised as Colour

#2E3E57

  • #2E3E57
  • Blue
  • Dark
  • Nearest: Dark slate grey

#2E3E57 is a blue with RGB values 46, 62, 87 and HSL 217°, 31%, 26%. It is a dark colour, so white text on it reaches 10.8:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#2E3E57#2E3E57
HEX#2E3E57
RGBrgb(46, 62, 87)
RGB (0–1)0.1804, 0.2431, 0.3412
RGB percentages18%, 24.3%, 34.1%
HSLhsl(216.6, 30.8%, 26.1%)
HSV / HSBhsv(216.6, 47.1%, 34.1%)
CMYK47.1%, 28.7%, 0%, 65.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,030,615
CSS custom property--colour: #2E3E57;

Brightness & contrast

Relative luminance0.04714WCAG 2.x, 0 is black and 1 is white
Perceived brightness61.3 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 10.81:1
Contrast with white10.81:1WCAG normal text: AAA
Contrast with black1.94:1WCAG normal text: Fail
Greyscale equivalent#3C3C3C
Inverted#D1C1A8

Colour vision & accessibility

Protanopia#353F58no red cones; affects about 1% of men; ΔE 2.2 from the original
Deuteranopia#303C56no green cones; the most common form, about 1% of men; ΔE 1.7 from the original
Tritanopia#1F4347no blue cones; rare, and affects men and women equally; ΔE 16.6 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text10.81:1WCAG large text: AAA
Contrast with black, large text1.94:1WCAG large text: Fail

Named colours

Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 19.29, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

Complementary#57472E
Analogous#2E5257, #332E57
Triadic#572E3E, #3E572E
Split complementary#57332E, #52572E
Tetradic#572E52, #57472E, #2E5733

Tints, shades & saturation

Lighter +40%#8EA3C3
Lighter +30%#6C87B2
Lighter +20%#516E9A
Lighter +10%#405678
Darker −10%#1C2636
Darker −20%#0B0E14
Darker −30%#000000
Darker −40%#000000
More saturated +25%#1D3A68
Less saturated −25%#3F4246

Channel breakdown

R46
G62
B87
Red46 (18%)
Green62 (24.3%)
Blue87 (34.1%)
Hue216.59°
Saturation (HSL)30.83%
Lightness26.08%
Dominant channelBlue
Hex per channelR 2E · G 3E · B 57

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Every value on this page was computed from “2e3e57” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.