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Recognised as Colour

#2C3D56

  • #2C3D56
  • Blue
  • Dark
  • Nearest: Dark slate grey

#2C3D56 is a blue with RGB values 44, 61, 86 and HSL 216°, 32%, 25%. It is a dark colour, so white text on it reaches 11:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#2C3D56#2C3D56
HEX#2C3D56
RGBrgb(44, 61, 86)
RGB (0–1)0.1725, 0.2392, 0.3373
RGB percentages17.3%, 23.9%, 33.7%
HSLhsl(215.7, 32.3%, 25.5%)
HSV / HSBhsv(215.7, 48.8%, 33.7%)
CMYK48.8%, 29.1%, 0%, 66.3%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,899,286
CSS custom property--colour: #2C3D56;

Brightness & contrast

Relative luminance0.04545WCAG 2.x, 0 is black and 1 is white
Perceived brightness60.1 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 11:1
Contrast with white11:1WCAG normal text: AAA
Contrast with black1.91:1WCAG normal text: Fail
Greyscale equivalent#3B3B3B
Inverted#D3C2A9

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#343E57no red cones; affects about 1% of men; ΔE 2.5 from the original
Deuteranopia#2F3A55no green cones; the most common form, about 1% of men; ΔE 2.8 from the original
Tritanopia#1C4246no blue cones; rare, and affects men and women equally; ΔE 16.8 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text11:1WCAG large text: AAA
Contrast with black, large text1.91:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 19.4Dim grey · ΔE 25.6Slate grey · ΔE 28.4Black · ΔE 30.7Light slate grey · ΔE 31.3Steel blue · ΔE 31.4
Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 19.36, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#56452C
Analogous#2C5256, #302C56
Triadic#562C3D, #3D562C
Split complementary#56302C, #52562C
Tetradic#562C52, #56452C, #2C5630

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#8BA2C3
Lighter +30%#6987B2
Lighter +20%#4F6D99
Lighter +10%#3D5578
Darker −10%#1B2534
Darker −20%#090D13
Darker −30%#000000
Darker −40%#000000
More saturated +25%#1C3A66
Less saturated −25%#3C4046

Channel breakdown

R44
G61
B86
Red44 (17.3%)
Green61 (23.9%)
Blue86 (33.7%)
Hue215.71°
Saturation (HSL)32.31%
Lightness25.49%
Dominant channelBlue
Hex per channelR 2C · G 3D · B 56

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Every value on this page was computed from “2c3d56” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.