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Recognised as Colour

#3D4273

  • #3D4273
  • Blue
  • Dark
  • Nearest: Dark slateblue

#3D4273 is a blue with RGB values 61, 66, 115 and HSL 234°, 31%, 35%. It is a dark colour, so white text on it reaches 9.4:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#3D4273#3D4273
HEX#3D4273
RGBrgb(61, 66, 115)
RGB (0–1)0.2392, 0.2588, 0.451
RGB percentages23.9%, 25.9%, 45.1%
HSLhsl(234.4, 30.7%, 34.5%)
HSV / HSBhsv(234.4, 47%, 45.1%)
CMYK47%, 42.6%, 0%, 54.9%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer4,014,707
CSS custom property--colour: #3D4273;

Brightness & contrast

Relative luminance0.06126WCAG 2.x, 0 is black and 1 is white
Perceived brightness72 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 9.44:1
Contrast with white9.44:1WCAG normal text: AAA
Contrast with black2.23:1WCAG normal text: Fail
Greyscale equivalent#444444
Inverted#C2BD8C

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#304875no red cones; affects about 1% of men; ΔE 6.7 from the original
Deuteranopia#2C4472no green cones; the most common form, about 1% of men; ΔE 6 from the original
Tritanopia#2B4C55no blue cones; rare, and affects men and women equally; ΔE 29.2 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text9.44:1WCAG large text: AAA
Contrast with black, large text2.23:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 19.2Steel blue · ΔE 28.1Midnight blue · ΔE 31.7Slate grey · ΔE 32.8Dim grey · ΔE 34.6Dark slate grey · ΔE 34.7
Nearest named CSS colourDark slateblue (#483D8B)ΔE 19.18, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#736E3D
Analogous#3D5D73, #533D73
Triadic#733D42, #42733D
Split complementary#73533D, #5D733D
Tetradic#733D5D, #736E3D, #3D7353

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#AAAED2
Lighter +30%#898EC0
Lighter +20%#676EAF
Lighter +10%#4F5594
Darker −10%#2B2F52
Darker −20%#1A1C30
Darker −30%#08090F
Darker −40%#000000
More saturated +25%#273089
Less saturated −25%#53545D

Channel breakdown

R61
G66
B115
Red61 (23.9%)
Green66 (25.9%)
Blue115 (45.1%)
Hue234.44°
Saturation (HSL)30.68%
Lightness34.51%
Dominant channelBlue
Hex per channelR 3D · G 42 · B 73

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Every value on this page was computed from “3d4273” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.