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Colour

#2B3941

  • #2B3941
  • Blue
  • Dark
  • Nearest: Dark slate grey

#2B3941 is a blue with RGB values 43, 57, 65 and HSL 202°, 20%, 21%. 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 slate grey.

Colour values

#2B3941#2B3941
HEX#2B3941
RGBrgb(43, 57, 65)
RGB (0–1)0.1686, 0.2235, 0.2549
RGB percentages16.9%, 22.4%, 25.5%
HSLhsl(201.8, 20.4%, 21.2%)
HSV / HSBhsv(201.8, 33.8%, 25.5%)
CMYK33.8%, 12.3%, 0%, 74.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,832,705
CSS custom property--colour: #2B3941;

Brightness & contrast

Relative luminance0.03822WCAG 2.x, 0 is black and 1 is white
Perceived brightness54.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 11.9:1
Contrast with white11.9:1WCAG normal text: AAA
Contrast with black1.76:1WCAG normal text: Fail
Greyscale equivalent#373737
Inverted#D4C6BE

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#353841no red cones; affects about 1% of men; ΔE 4.5 from the original
Deuteranopia#323641no green cones; the most common form, about 1% of men; ΔE 4.7 from the original
Tritanopia#243B3Cno blue cones; rare, and affects men and women equally; ΔE 6.2 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text11.9:1WCAG large text: AAA
Contrast with black, large text1.76:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 12Dim grey · ΔE 22.7Black · ΔE 24.3Slate grey · ΔE 30Gray · ΔE 31.5Light slate grey · ΔE 33.1
Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 12.04, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#41332B
Analogous#2B413E, #2B2E41
Triadic#412B39, #39412B
Split complementary#412B2E, #413E2B
Tetradic#3E2B41, #41332B, #2E412B

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#88A2B0
Lighter +30%#69899C
Lighter +20%#546F7E
Lighter +10%#3F5460
Darker −10%#171E22
Darker −20%#020304
Darker −30%#000000
Darker −40%#000000
More saturated +25%#1E3D4F
Less saturated −25%#363636

Channel breakdown

R43
G57
B65
Red43 (16.9%)
Green57 (22.4%)
Blue65 (25.5%)
Hue201.82°
Saturation (HSL)20.37%
Lightness21.18%
Dominant channelBlue
Hex per channelR 2B · G 39 · B 41

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Every value on this page was computed from “2b3941” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.