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Colour

#2C3239

  • #2C3239
  • Blue
  • Dark
  • Nearest: Dark slate grey

#2C3239 is a blue with RGB values 44, 50, 57 and HSL 212°, 13%, 20%. It is a dark colour, so white text on it reaches 12.9:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#2C3239#2C3239
HEX#2C3239
RGBrgb(44, 50, 57)
RGB (0–1)0.1725, 0.1961, 0.2235
RGB percentages17.3%, 19.6%, 22.4%
HSLhsl(212.3, 12.9%, 19.8%)
HSV / HSBhsv(212.3, 22.8%, 22.4%)
CMYK22.8%, 12.3%, 0%, 77.6%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,896,441
CSS custom property--colour: #2C3239;

Brightness & contrast

Relative luminance0.03112WCAG 2.x, 0 is black and 1 is white
Perceived brightness49.2 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 12.94:1
Contrast with white12.94:1WCAG normal text: AAA
Contrast with black1.62:1WCAG normal text: Fail
Greyscale equivalent#313131
Inverted#D3CDC6

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#303239no red cones; affects about 1% of men; ΔE 1.7 from the original
Deuteranopia#2E3139no green cones; the most common form, about 1% of men; ΔE 1.5 from the original
Tritanopia#293434no blue cones; rare, and affects men and women equally; ΔE 5.4 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text12.94:1WCAG large text: AAA
Contrast with black, large text1.62:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 15.5Black · ΔE 21.2Dim grey · ΔE 24.5Slate grey · ΔE 32.8Gray · ΔE 33.5Light slate grey · ΔE 35.9
Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 15.48, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#39332C
Analogous#2C3839, #2D2C39
Triadic#392C32, #32392C
Split complementary#392D2C, #39392C
Tetradic#392C39, #39332C, #2C392D

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#8B97A6
Lighter +30%#6F7E8F
Lighter +20%#586473
Lighter +10%#424B56
Darker −10%#16191C
Darker −20%#000000
Darker −30%#000000
Darker −40%#000000
More saturated +25%#1F3146
Less saturated −25%#333333

Channel breakdown

R44
G50
B57
Red44 (17.3%)
Green50 (19.6%)
Blue57 (22.4%)
Hue212.31°
Saturation (HSL)12.87%
Lightness19.8%
Dominant channelBlue
Hex per channelR 2C · G 32 · B 39

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Every value on this page was computed from “2c3239” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.