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Recognised as Colour

#2D4493

  • #2D4493
  • Blue
  • Dark
  • Nearest: Dark slateblue

#2D4493 is a blue with RGB values 45, 68, 147 and HSL 226°, 53%, 38%. It is a dark colour, so white text on it reaches 8.9:1 contrast (AAA for normal text). The nearest named colour is Dark slateblue.

Colour values

#2D4493#2D4493
HEX#2D4493
RGBrgb(45, 68, 147)
RGB (0–1)0.1765, 0.2667, 0.5765
RGB percentages17.6%, 26.7%, 57.6%
HSLhsl(226.5, 53.1%, 37.6%)
HSV / HSBhsv(226.5, 69.4%, 57.6%)
CMYK69.4%, 53.7%, 0%, 42.4%≈naive device-independent conversion; real print needs an ICC profile
24-bit integer2,966,675
CSS custom property--colour: #2D4493;

Brightness & contrast

Relative luminance0.06799WCAG 2.x, 0 is black and 1 is white
Perceived brightness76 of 255ITU-R BT.601 weighting
Light or darkDark
Best text colour on this backgroundWhitecontrast 8.9:1
Contrast with white8.9:1WCAG normal text: AAA
Contrast with black2.36:1WCAG normal text: Fail
Greyscale equivalent#454545
Inverted#D2BB6C

Colour vision & accessibility

Normal visionProtanopiaDeuteranopiaTritanopia
Protanopia#104F96no red cones; affects about 1% of men; ΔE 10.2 from the original
Deuteranopia#004591no green cones; the most common form, about 1% of men; ΔE 6 from the original
Tritanopia#005764no blue cones; rare, and affects men and women equally; ΔE 48.5 from the original
Distinguishable without hueYesnever rely on hue alone to carry meaning
Contrast with white, large text8.9:1WCAG large text: AAA
Contrast with black, large text2.36:1WCAG large text: Fail

Named colours

Dark slateblue · ΔE 8.4Midnight blue · ΔE 20.4Rebecca purple · ΔE 24.2Slate blue · ΔE 25Royal blue · ΔE 26.2Medium purple · ΔE 30
Nearest named CSS colourDark slateblue (#483D8B)ΔE 8.4, clearly different but related
Hue familyblue
CSS keyword usableNo exact keyword

Colour harmonies

base+30°+90°+120°+180°+210°+240°+270°+330°
Complementary#937C2D
Analogous#2D7793, #492D93
Triadic#932D44, #44932D
Split complementary#93492D, #77932D
Tetradic#932D77, #937C2D, #2D9349

Tints, shades & saturation

+40%+30%+20%+10%base-10%-20%-30%-40%
Lighter +40%#A8B5E4
Lighter +30%#8194D8
Lighter +20%#5A73CC
Lighter +10%#3956BA
Darker −10%#21326C
Darker −20%#152045
Darker −30%#090E1E
Darker −40%#000000
More saturated +25%#1537AB
Less saturated −25%#45517B

Channel breakdown

R45
G68
B147
Red45 (17.6%)
Green68 (26.7%)
Blue147 (57.6%)
Hue226.47°
Saturation (HSL)53.12%
Lightness37.65%
Dominant channelBlue
Hex per channelR 2D · G 44 · B 93

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Every value on this page was computed from “2d4493” by Nerdulator’s colour engine. Nothing here was retrieved from a database of answers or written by a model.