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Recognised as Colour

#3D4D71

  • #3D4D71
  • Blue
  • Dark
  • Nearest: Steel blue

#3D4D71 is a blue with RGB values 61, 77, 113 and HSL 222°, 30%, 34%. It is a dark colour, so white text on it reaches 8.4:1 contrast (AAA for normal text). The nearest named colour is Steel blue.

Colour values

#3D4D71#3D4D71
HEX#3D4D71
RGBrgb(61, 77, 113)
RGB (0–1)0.2392, 0.302, 0.4431
RGB percentages23.9%, 30.2%, 44.3%
HSLhsl(221.5, 29.9%, 34.1%)
HSV / HSBhsv(221.5, 46%, 44.3%)
CMYK46%, 31.9%, 0%, 55.7%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,017,521
CSS custom property--colour: #3D4D71;

Brightness & contrast

Relative luminance0.07492WCAG 2.x, 0 is black and 1 is white
Perceived brightness77.8 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 8.41:1
Contrast with white8.41:1WCAG normal text: AAA
Contrast with black2.5:1WCAG normal text: Fail
Greyscale equivalent#4C4C4C
Inverted#C2B28E

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#405073no red cones; affects about 1% of men; ΔE 1.5 from the original
Deuteranopia#3B4B70no green cones; the most common form, about 1% of men; ΔE 1.1 from the original
Tritanopia#2A555Ano blue cones; rare, and affects men and women equally; ΔE 23.2 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text8.41:1WCAG large text: AAA
Contrast with black, large text2.5:1WCAG large text: Fail

Named colours

Steel blue · ΔE 23.3Slate grey · ΔE 24.2Dark slate grey · ΔE 24.8Dim grey · ΔE 25.8Light slate grey · ΔE 26.6Dark slateblue · ΔE 29.3
Nearest named CSS colourSteel blue (#4682B4)ΔE 23.29, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#71613D
Analogous#3D6771, #473D71
Triadic#713D4D, #4D713D
Split complementary#71473D, #67713D
Tetradic#713D67, #71613D, #3D7147

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#A9B5D1
Lighter +30%#8899BF
Lighter +20%#677DAD
Lighter +10%#4F6492
Darker −10%#2B3650
Darker −20%#19202F
Darker −30%#07090E
Darker −40%#000000
More saturated +25%#274587
Less saturated −25%#53555B

Channel breakdown

R61
G77
B113
Red61 (23.9%)
Green77 (30.2%)
Blue113 (44.3%)
Hue221.54°
Saturation (HSL)29.89%
Lightness34.12%
Dominant channelBlue
Hex per channelR 3D · G 4D · B 71

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Every value on this page was computed from “3d4d71” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.