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Recognised as Colour

#2D4D84

  • #2D4D84
  • Blue
  • Dark
  • Nearest: Dark slateblue

#2D4D84 is a blue with RGB values 45, 77, 132 and HSL 218°, 49%, 35%. It is a dark colour, so white text on it reaches 8.4:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#2D4D84#2D4D84
HEX#2D4D84
RGBrgb(45, 77, 132)
RGB (0–1)0.1765, 0.302, 0.5176
RGB percentages17.6%, 30.2%, 51.8%
HSLhsl(217.9, 49.2%, 34.7%)
HSV / HSBhsv(217.9, 65.9%, 51.8%)
CMYK65.9%, 41.7%, 0%, 48.2%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,968,964
CSS custom property--colour: #2D4D84;

Brightness & contrast

Relative luminance0.07532WCAG 2.x, 0 is black and 1 is white
Perceived brightness77.9 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 8.38:1
Contrast with white8.38:1WCAG normal text: AAA
Contrast with black2.51:1WCAG normal text: Fail
Greyscale equivalent#4A4A4A
Inverted#D2B27B

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#345286no red cones; affects about 1% of men; ΔE 3 from the original
Deuteranopia#284A83no green cones; the most common form, about 1% of men; ΔE 1.9 from the original
Tritanopia#005A62no blue cones; rare, and affects men and women equally; ΔE 35.4 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text8.38:1WCAG large text: AAA
Contrast with black, large text2.51:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 20.6Steel blue · ΔE 22.5Slate grey · ΔE 32.4Cornflower blue · ΔE 32.6Midnight blue · ΔE 33.6Light slate grey · ΔE 34
Nearest named CSS colourDark slateblue (#483D8B)ΔE 20.6, a distinctly different colour
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#84642D
Analogous#2D7984, #382D84
Triadic#842D4D, #4D842D
Split complementary#84382D, #79842D
Tetradic#842D79, #84642D, #2D8438

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#9FB6DE
Lighter +30%#7999D1
Lighter +20%#537CC4
Lighter +10%#3A63AA
Darker −10%#20375E
Darker −20%#132138
Darker −30%#060A12
Darker −40%#000000
More saturated +25%#17479A
Less saturated −25%#43536E

Channel breakdown

R45
G77
B132
Red45 (17.6%)
Green77 (30.2%)
Blue132 (51.8%)
Hue217.93°
Saturation (HSL)49.15%
Lightness34.71%
Dominant channelBlue
Hex per channelR 2D · G 4D · B 84

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Every value on this page was computed from “2d4d84” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.