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Recognised as Colour

#3C4879

  • #3C4879
  • Blue
  • Dark
  • Nearest: Dark slateblue

#3C4879 is a blue with RGB values 60, 72, 121 and HSL 228°, 34%, 35%. It is a dark colour, so white text on it reaches 8.8:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#3C4879#3C4879
HEX#3C4879
RGBrgb(60, 72, 121)
RGB (0–1)0.2353, 0.2824, 0.4745
RGB percentages23.5%, 28.2%, 47.5%
HSLhsl(228.2, 33.7%, 35.5%)
HSV / HSBhsv(228.2, 50.4%, 47.5%)
CMYK50.4%, 40.5%, 0%, 52.5%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,950,713
CSS custom property--colour: #3C4879;

Brightness & contrast

Relative luminance0.06976WCAG 2.x, 0 is black and 1 is white
Perceived brightness76.1 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 8.77:1
Contrast with white8.77:1WCAG normal text: AAA
Contrast with black2.4:1WCAG normal text: Fail
Greyscale equivalent#494949
Inverted#C3B786

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#354D7Bno red cones; affects about 1% of men; ΔE 4.6 from the original
Deuteranopia#2F4878no green cones; the most common form, about 1% of men; ΔE 3.7 from the original
Tritanopia#24525Ano blue cones; rare, and affects men and women equally; ΔE 30.5 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text8.77:1WCAG large text: AAA
Contrast with black, large text2.4:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 20.5Steel blue · ΔE 25.1Slate grey · ΔE 30.8Light slate grey · ΔE 32.7Dim grey · ΔE 33.6Dark slate grey · ΔE 33.6
Nearest named CSS colourDark slateblue (#483D8B)ΔE 20.52, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#796D3C
Analogous#3C6779, #4E3C79
Triadic#793C48, #48793C
Split complementary#794E3C, #67793C
Tetradic#793C67, #796D3C, #3C794E

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#ABB4D6
Lighter +30%#8995C5
Lighter +20%#6776B4
Lighter +10%#4D5C9B
Darker −10%#2B3457
Darker −20%#1A1F35
Darker −30%#090B13
Darker −40%#000000
More saturated +25%#253A90
Less saturated −25%#535662

Channel breakdown

R60
G72
B121
Red60 (23.5%)
Green72 (28.2%)
Blue121 (47.5%)
Hue228.2°
Saturation (HSL)33.7%
Lightness35.49%
Dominant channelBlue
Hex per channelR 3C · G 48 · B 79

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Every value on this page was computed from “3c4879” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.