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Recognised as Colour

#2F314C

  • #2F314C
  • Blue
  • Dark
  • Nearest: Dark slate grey

#2F314C is a blue with RGB values 47, 49, 76 and HSL 236°, 24%, 24%. It is a dark colour, so white text on it reaches 12.6:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#2F314C#2F314C
HEX#2F314C
RGBrgb(47, 49, 76)
RGB (0–1)0.1843, 0.1922, 0.298
RGB percentages18.4%, 19.2%, 29.8%
HSLhsl(235.9, 23.6%, 24.1%)
HSV / HSBhsv(235.9, 38.2%, 29.8%)
CMYK38.2%, 35.5%, 0%, 70.2%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,092,812
CSS custom property--colour: #2F314C;

Brightness & contrast

Relative luminance0.03323WCAG 2.x, 0 is black and 1 is white
Perceived brightness52.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 12.62:1
Contrast with white12.62:1WCAG normal text: AAA
Contrast with black1.66:1WCAG normal text: Fail
Greyscale equivalent#333333
Inverted#D0CEB3

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#29344Dno red cones; affects about 1% of men; ΔE 3.7 from the original
Deuteranopia#27324Bno green cones; the most common form, about 1% of men; ΔE 3.6 from the original
Tritanopia#27363Bno blue cones; rare, and affects men and women equally; ΔE 16.4 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text12.62:1WCAG large text: AAA
Contrast with black, large text1.66:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 24.8Black · ΔE 28Dim grey · ΔE 29.4Dark slateblue · ΔE 33.1Slate grey · ΔE 33.4Light slate grey · ΔE 36.2
Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 24.81, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#4C4A2F
Analogous#2F404C, #3B2F4C
Triadic#4C2F31, #314C2F
Split complementary#4C3B2F, #404C2F
Tetradic#4C2F40, #4C4A2F, #2F4C3B

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#8E91B9
Lighter +30%#6E72A6
Lighter +20%#565A8B
Lighter +10%#42456C
Darker −10%#1C1D2C
Darker −20%#08080D
Darker −30%#000000
Darker −40%#000000
More saturated +25%#20245B
Less saturated −25%#3E3E3E

Channel breakdown

R47
G49
B76
Red47 (18.4%)
Green49 (19.2%)
Blue76 (29.8%)
Hue235.86°
Saturation (HSL)23.58%
Lightness24.12%
Dominant channelBlue
Hex per channelR 2F · G 31 · B 4C

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Every value on this page was computed from “2f314c” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.