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Recognised as Colour

#2F364B

  • #2F364B
  • Blue
  • Dark
  • Nearest: Dark slate grey

#2F364B is a blue with RGB values 47, 54, 75 and HSL 225°, 23%, 24%. It is a dark colour, so white text on it reaches 12:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#2F364B#2F364B
HEX#2F364B
RGBrgb(47, 54, 75)
RGB (0–1)0.1843, 0.2118, 0.2941
RGB percentages18.4%, 21.2%, 29.4%
HSLhsl(225, 23%, 23.9%)
HSV / HSBhsv(225, 37.3%, 29.4%)
CMYK37.3%, 28%, 0%, 70.6%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,094,091
CSS custom property--colour: #2F364B;

Brightness & contrast

Relative luminance0.03751WCAG 2.x, 0 is black and 1 is white
Perceived brightness54.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 12:1
Contrast with white12:1WCAG normal text: AAA
Contrast with black1.75:1WCAG normal text: Fail
Greyscale equivalent#363636
Inverted#D0C9B4

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#2F384Cno red cones; affects about 1% of men; ΔE 1.3 from the original
Deuteranopia#2D354Bno green cones; the most common form, about 1% of men; ΔE 0.9 from the original
Tritanopia#273A3Dno blue cones; rare, and affects men and women equally; ΔE 13.6 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text12:1WCAG large text: AAA
Contrast with black, large text1.75:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 19.8Dim grey · ΔE 25.8Black · ΔE 26.9Slate grey · ΔE 30.6Light slate grey · ΔE 33.6Gray · ΔE 33.9
Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 19.77, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#4B442F
Analogous#2F444B, #362F4B
Triadic#4B2F36, #364B2F
Split complementary#4B362F, #444B2F
Tetradic#4B2F44, #4B442F, #2F4B36

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#8E98B8
Lighter +30%#6F7CA4
Lighter +20%#56638A
Lighter +10%#434D6A
Darker −10%#1B1F2C
Darker −20%#08090C
Darker −30%#000000
Darker −40%#000000
More saturated +25%#202E5A
Less saturated −25%#3D3D3D

Channel breakdown

R47
G54
B75
Red47 (18.4%)
Green54 (21.2%)
Blue75 (29.4%)
Hue225°
Saturation (HSL)22.95%
Lightness23.92%
Dominant channelBlue
Hex per channelR 2F · G 36 · B 4B

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Every value on this page was computed from “2f364b” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.