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Recognised as Colour

#3C5380

  • #3C5380
  • Blue
  • Dark
  • Nearest: Steel blue

#3C5380 is a blue with RGB values 60, 83, 128 and HSL 220°, 36%, 37%. It is a dark colour, so white text on it reaches 7.7:1 contrast (AAA for normal text). The nearest named colour is Steel blue.

Colour values

#3C5380#3C5380
HEX#3C5380
RGBrgb(60, 83, 128)
RGB (0–1)0.2353, 0.3255, 0.502
RGB percentages23.5%, 32.5%, 50.2%
HSLhsl(219.7, 36.2%, 36.9%)
HSV / HSBhsv(219.7, 53.1%, 50.2%)
CMYK53.1%, 35.2%, 0%, 49.8%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer3,953,536
CSS custom property--colour: #3C5380;

Brightness & contrast

Relative luminance0.08706WCAG 2.x, 0 is black and 1 is white
Perceived brightness83.6 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 7.66:1
Contrast with white7.66:1WCAG normal text: AAA
Contrast with black2.74:1WCAG normal text: Fail
Greyscale equivalent#515151
Inverted#C3AC7F

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#425782no red cones; affects about 1% of men; ΔE 2.2 from the original
Deuteranopia#3A507Fno green cones; the most common form, about 1% of men; ΔE 1.9 from the original
Tritanopia#1C5D63no blue cones; rare, and affects men and women equally; ΔE 29.6 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text7.66:1WCAG large text: AAA
Contrast with black, large text2.74:1WCAG large text: Fail

Named colours

Steel blue · ΔE 19.8Dark slateblue · ΔE 25.7Slate grey · ΔE 25.7Light slate grey · ΔE 27.6Dark slate grey · ΔE 29.8Dim grey · ΔE 29.9
Nearest named CSS colourSteel blue (#4682B4)ΔE 19.78, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#80693C
Analogous#3C7580, #473C80
Triadic#803C53, #53803C
Split complementary#80473C, #75803C
Tetradic#803C75, #80693C, #3C8047

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#AFBDD9
Lighter +30%#8CA1C9
Lighter +20%#6984B9
Lighter +10%#4C6AA3
Darker −10%#2C3C5D
Darker −20%#1B263B
Darker −30%#0B0F18
Darker −40%#000000
More saturated +25%#254B98
Less saturated −25%#545B69

Channel breakdown

R60
G83
B128
Red60 (23.5%)
Green83 (32.5%)
Blue128 (50.2%)
Hue219.71°
Saturation (HSL)36.17%
Lightness36.86%
Dominant channelBlue
Hex per channelR 3C · G 53 · B 80

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Every value on this page was computed from “3c5380” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.