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Colour

#2C3140

  • #2C3140
  • Blue
  • Dark
  • Nearest: Dark slate grey

#2C3140 is a blue with RGB values 44, 49, 64 and HSL 225°, 19%, 21%. It is a dark colour, so white text on it reaches 13:1 contrast (AAA for normal text). The nearest named colour is Dark slate grey.

Colour values

#2C3140#2C3140
HEX#2C3140
RGBrgb(44, 49, 64)
RGB (0–1)0.1725, 0.1922, 0.251
RGB percentages17.3%, 19.2%, 25.1%
HSLhsl(225, 18.5%, 21.2%)
HSV / HSBhsv(225, 31.3%, 25.1%)
CMYK31.2%, 23.4%, 0%, 74.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,896,192
CSS custom property--colour: #2C3140;

Brightness & contrast

Relative luminance0.03102WCAG 2.x, 0 is black and 1 is white
Perceived brightness49.5 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 12.96:1
Contrast with white12.96:1WCAG normal text: AAA
Contrast with black1.62:1WCAG normal text: Fail
Greyscale equivalent#313131
Inverted#D3CEBF

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#2C3241no red cones; affects about 1% of men; ΔE 0.5 from the original
Deuteranopia#2B3140no green cones; the most common form, about 1% of men; ΔE 0.4 from the original
Tritanopia#273436no blue cones; rare, and affects men and women equally; ΔE 9.8 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text12.96:1WCAG large text: AAA
Contrast with black, large text1.62:1WCAG large text: Fail

Named colours

Dark slate grey · ΔE 18.6Black · ΔE 22.9Dim grey · ΔE 26.1Slate grey · ΔE 32.7Gray · ΔE 34.7Light slate grey · ΔE 35.7
Nearest named CSS colourDark slate grey (#2F4F4F)ΔE 18.6, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#403B2C
Analogous#2C3B40, #312C40
Triadic#402C31, #31402C
Split complementary#40312C, #3B402C
Tetradic#402C3B, #403B2C, #2C4031

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#8A93AE
Lighter +30%#6B779A
Lighter +20%#565F7C
Lighter +10%#41485E
Darker −10%#171A22
Darker −20%#020304
Darker −30%#000000
Darker −40%#000000
More saturated +25%#1E2A4E
Less saturated −25%#363636

Channel breakdown

R44
G49
B64
Red44 (17.3%)
Green49 (19.2%)
Blue64 (25.1%)
Hue225°
Saturation (HSL)18.52%
Lightness21.18%
Dominant channelBlue
Hex per channelR 2C · G 31 · B 40

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Every value on this page was computed from “2c3140” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.