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
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
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
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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Harmonies
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